my it exames

7/27/2019 My IT Exames

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IT Exercises

Press F5 For On screen show


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Hardware


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The speed of a computer CPU can be measured in:

O Gigabytes.

O Gigawatts.

O Gigahertz.

O Gigacycles.

Answer: Gigahertz.


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A Gigabyte is approximately:

A. 1,000 bytes.

B. 100 kilobytes.

C. 1,000 kilobytes.

D. 1,000 Megabytes.

Answer: 1,000 Megabytes.


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Large Organization often use a computer system to

run the company Typically it is most likely to be:

A. personal computer.

B. A Microprocessor.

C. A mini computer.

D. A Mainframe Computer.

Answer: A Mainframe Computer.


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Which one of these is computer hardware?

O The operating system.

O A CPU.

O A word processing package.

O A spreadsheet.

Answer: A CPU.


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Which two of the following is considered as input

devices?

A. Printers.

B. Monitor.

C. Microphone.

D. Plotter.

E. Keyboard.

Answer: 1-Microphone.

2-Keyboard.


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Which one of these memory can not be changed?

A. Random Access Memory.

B. Storing Memory.

C. Read Only Memory.

D. Virtual Memory.

Answer: Read Only Memory.


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Which one is not true about RAM?A. The data stored on it is volatile.

B. Information is lost when you switch off the

computer.

C. The data held on it cannot be saved on your harddisk.

D. The operating system is copied on it when youswitch on computer.

Answer:The data held on it cannot be saved on your hard

disk.


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Which one of the following statement is true about

ROM (read-only memory):

OIt is wiped clean when you switch off the computer.

OIt stores the computers operating system.

OIt cannot be modified by the user.

OIt is loaded from your hard disk when you switch onthe computer.

Answer: It cannot be modified by the user.


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Which one of these types of computer memory is

permanent and unchanging?

O Random Access Memory.

O Working Memory.

O Virtual Memory.

O Read-Only Memory.

Answer: Read-Only Memory.

S t th it f d t b i i d f i


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Sort these units of data by increasing order of size.


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Which one of the following dose not influence the

Performance of a computer?

OThe amount of free space on the PCs hard disk.

O The amount of main memory (RAM) that is installed.

O The use of trackball rather than a mouse.

O The type of graphics card that is installed.

Answer: The use of trackball rather than a mouse.


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Which one of the following statements about

formatting computer media is true?

O Before accessing the internet, you need to run avirus check.

O Deleting an infected file will eliminate the virus.

O Anti-virus software can detect all known viruses.

O Anti-virus software can disinfect applications aswell as files.

Answer: Anti-virus software can disinfect applications aswell as files.


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formatting computer storage media is true?

A. All operating systems format disks in the same way.

B. You cant format a disk if it had been formatted already.

C. A pre-formatted disk can be used immediately to storedata.

D. You should regularly format floppy disks.

Answer: A pre-formatted disk can be used immediatelyto store data.


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Which two of the following have a significant

influence on the speed at which a computer

performs? O Installing new applications.

O Clearing all the unwanted files off a hard disk.

O Installing a smaller monitor.

O Increasing the amount of RAM.

O Adding a CD-ROM drive.

Answer:1- Clearing all the unwanted files off a hard disk.

2- Increasing the amount of RAM.


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Which one of these statements about formatting

Computer storage media is true?

O Disks are automatically formatted when yousave a file.

O A used floppy disk cannot be reformatted.

O Unformatted disks need operating system datawritten to them before they can store files.

O A Full format does not erase data from your disk.

Answer: Unformatted disks need operating system datawritten to them before they can store files.


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Software


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Which one of these statements correctly completes

the following sentence? A computers operating

system:

Answer: instructs the screen to display data enteredwith

thekeyboard.

O is the last program to load when you start thecomputer.

O does not control devices connected to the PC.

O is not necessary on high-powered personal computers.

O instructs the screen to display data entered with thekeyboard.


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Which two of these are operating systems?

A. Linux.

B. Mac OS.

C. Internet explorer.

D. Outlook.

E. Google.

Answer: 1-Linux.

2-Mac OS.


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Which of the following is the first stage in the

standard sequence of software development?

A. Testing.

B. Analysis.

C. Programming.

D. Design.

Answer: Analysis.


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Shareware is the term that is applied to:

Oan application that is used to track the movement ofstocks and share.

Osoftware that you try for free but pay for it if youkeep it.

Oany application for which a multi-user license isavailable.

Oany software that can be used on a server.

Answer:software that you try for free but pay for it if you

keep it.


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Which one of these statements about computer

application is true?

A. The same version of an application will work on anytype of computer.

B. They control devices such as printers and scanners thatare attached to the PC.

C. They enable users to carry out specific tasks such as

word processing.

D. They are the only programs that you need to use PC.

Answer: They enable users to carry out specific taskssuch as word processing.


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Which one of the following operating system does

not have a GUI?

A. UNIX.

B. Microsoft Windows.

C. MAC OS X.

D. Microsoft DOS .

Answer: Microsoft Dos.


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Which of following best describes a graphical user

interface (GUI):

O using a software application for technical drawing.

O using a windows, icons and a mouse to operate a

computer.

O using a system of typed commands to operate acomputer.

O using picture rather than words for online help.

Answer: using a windows, icons and a mouse to operatea

computer.


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Freeware is the term that is applied to:

Osoftware that you can try free of charge before buying.

Osoftware that you dont have to pay for.

Oold versions of commercial software that are out ofdate.

Osoftware that will run under any operating system.

Answer:software that you dont have to pay for.


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Which one is more appropriate about Shareware

software?

A. Any software used by a group of people in the sametime.

B. Any application you borrow from your friend.

C. Any application Downloaded from internet.

D. Any software you try for free time and pay forkeeping it.

Answer:Any software you try for free time and pay for

keeping it.


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Environment


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Which two of the following help to create a good

working environment for computer users?

A. Bright fluorescent lighting.

B. Use a mouse of mat with wrist support.

C. Turning up screen contrast.

D. Use of monitor filter to reduce glare.

E. Sitting as close as possible to the monitor.

Answer: 1-Use a mouse of mat with wrist support.

2-Use of monitor filter to reduce glare.


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You can reduce the risk of eye-strain by one of the

following:

A. Using the brightest possible screen setting.

B. Setting the screen facing a window.

C. Sitting approximately 12" from your monitor.

D. Having your eyes level with the top of your

monitor.

Answer: Having your eyes level with the top of your monitor


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Which one of these actions demonstrate poor health

and safety practice in the use of computers?

A. Touching internal parts of the PC.

B. Running several application at the same time.

C. Only using a single power socket for each PC.

D. Using out-of-date software.

Answer: Touching internal parts of the PC.


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You can reduce the risk of neck, back and shoulder

pain, by one of the following actions:

A. Using a larger monitor with sharper resolution.

B. Using a wireless mouse.

C. Keeping the keyboard close to the front of the disk.

D. Using a fully adjustable operators chair.

Answer: Using a fully adjustable operators chair.


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You can reduce the risk of eye-strain by one ofthe

following actions:

O increase the contrast between screen and

room lighting.

O using an anti-glare filter on your monitor.

Oreducing your monitors colour depth setting.

O positioning the screen with a window behind

it.

Answer: using an anti-glare filter on your monitor.


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Which one of the following contribute to a good

working environment for a computer operator?

O Locating the PC close to a printer.

O Elbow and wrist support.

O High level of contrast between the screenbrightness and other lighting.

O Direct light shining on the monitor.

Answer: Elbow and wrist support.


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You can reduce the risk of repetitive strain injury by

one of the following actions:

O using an adjustable chair.

O sitting with your feet firmly on the ground.

O using an anti-glare screen.

O taking frequent breaks form your work.

Answer: taking frequent breaks form your work.


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Which two of the following contribute to a good

working environment for a computer operator?O Use of a monitor filter to reduce the glare.

O Sitting as close as possible to the monitor.

O A good level of ventilation in the room.

O Plenty disk space in which to move the mouse.

O The keyboard positioned close to the front edge ofthe disk.

Answer: 1-Use of a monitor filter to reduce the glare.

2- Plenty disk space in which to move the mouse.


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Which two of he following contribute to a good

working environment for a computer operator?

o A good level of ventilation in the room

o Plenty of free desk space in which to move the mouse

o The keyboard positioned close to the front edge of the desk

o Very strong artificial lighting

o Taking frequent breaks from the screen


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Which statement about computers and the

environment is true?

O Running an animated screensavers saves power.

O Printer toner cartridges can be recycled.

OYou cant recycle paper from a laser printer.

O Laptops on standby use more electricity than when

running normally.

Answer:Printer toner cartridges can be recycled.


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Which one of these actions demonstrate poor health

and safety practice?

OInstalling too much of software on a computer.

OLeaving power cable unsecured.

OTurning off the power without first shutting

down the PC.

ORunning several applications at the same time.

Answer: Leaving power cable unsecured.


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Large-scalecomputer


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For which two of these tasks would a computerized

solution be most appropriate?

O Assessing employee performance.

O Enforcing rules and regulations.

O Generating invoices.

O Carrying out stock control.

O Providing a customer support helpline.

Answer: 1-Generating invoices.

2- Carrying out stock control.


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For which one of these tasks would a computerized

solution be more appropriate?

OCalculating payroll of staff.

OSolving staff relations.

OMotivating staff.

OSelecting new staff.

Answer: Calculating payroll of staff.


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For which two of the following tasks in hospitals

and health care would large-scale computer

applications be most appropriate?

O Bereavement counseling.

O Tracking treatment costs.

O Informing a patient of a diagnosis.

O Providing a medical database.

O Treating mental health issues.

Answer: 1-Tracking treatment costs.

2-Providing a medical database.


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For which one of the following tasks in hospitals and

health care would large-scale computer applications

be most appropriate?O Running life-support systems.

O Diagnosis Patient.

O Comforting patients.

O Guiding support groups.

Answer: Running life-support systems.


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Networks & Internet

Which two statement about local area networks (LAN) are true?


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Which two statement about local area networks (LAN) are true?

O Applications cannot be shared over a LAN.

O Authorized users can access and use data storedanywhere on a LAN.

O Telecommunication services cannot be shared over a

LAN.

O Large data files can be transferred betweencomputers using a LAN.

O It is not possible for users of a LAN share printers.

Answer: 1-Authorized users can access and use datastored anywhere on a LAN.

2-Large data files can be transferred between

computers using a LAN.


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E-mail stands for:

A. Electric mail.

B. Electronic mail.

C. Efficient mail.

D. Express mail.

Answer: Electronic mail.


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The term ADSL stands for:

O Anonymous Digital Service Line.

O Asymmetric Digital Subscriber Line.

O Analog Digital Service Line.

O Advanced Data Service Link.

Answer: Asymmetric Digital Subscriber Line.


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Which one of the following is the a digital

line, used for both voice and data?

A. ISDN.

B. FTP.

C. PSTN.

D. HTTP.

Answer: ISDN.


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Which one of the following statements applies to

PSTN?

A. A network designed to transmit high-speed digitaldata.

B. Its the Internet e-mail system.

C. Its a form of satellite communication.

D. The Public Analog Telephone network.

Answer: The Public Analog Telephone network.


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What is ISDN?

A. Integrated Standard Digital Networks.

B. Integrated Services Digital Network.

C. Interactive Standard Dynamic Networks.

D. Internet Services Data Network.

Answer: Integrated Services Digital Network.


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What is the meaning of the lettere in the word e-

mail?

O Express.

O Electric.

O Electronic.

O Efficient.

Answer: Electronic.

The device that links computers to telephone


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The device that links computers to telephone

networks by converting digital and analog signals is

called a:

A. Transcoder.

B. Digitiser.

C. MODEM.

D. Translator Unit.

Answer: MODEM.


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Which one of these statement about the speed of

connecting to the internet is true?

O Data transfer is slower with a digital line than with ananalog line.

O The processor speed of the computer affects thespeed of data transfer on the internet.

O A 14.4 Kbps modem transfers data more slowly than a56 Kbps modem.

O The speed of data transfer does not vary significantlywith the time of the day.

Answer: A 14.4 Kbps modem transfers data more slowlythan a 56 Kbps modem.


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Which one of these is the type of network that links

computers in different cities or countries?

O LAN.

O Ethernet.

O PSTN.

O WAN.

Answer: WAN.


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Which one of the following descriptions of an

extranet is true?

O A world-wide collection of files connected by links.

O A very large intranet within an organization.

O An extra-fast intranet for web and e-mail.

O Shares data between two or more organizations.

Answer: Shares data between two or more organizations.


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The internet is the name that is given to:

A. The physical equipment used to connect computersystems all over the world.

B. All the linked documents that are held on a globalnetwork of computer systems.

C. Linked computer systems that form a vast globalnetwork.

D. The dedicated telephone lines that permanently connect

commercial networks on distant sites.

Answer: Linked computer systems that form a vast

global network.


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Which one of the following best describes an

extranet?

O A network, using e-mail to share data betweenorganizations.

O An extra-fast intranet within a single organizations.

O A very large intranet used by the general public.

O A network used to share data within a singleorganization.

Answer: A network, using e-mail to share data between

organizations.


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Which one of the following best describes an

intranet?

O A network which can only be accessed using an ISP.

O A world-wide collection of computer files connectedby links.

O A network, using e-mail and web, within a singleorganization.

O A network that is shared between more than oneorganization.

Answer:Anetwork, using e-mail and web, within asingleorganization.


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Which one of these statements about the internet is

false?

OIt enables computer with different operating systemsto exchange data.

OIt is not controlled by any single organization.

OYou need a license to publish material on theinternet.

OIt allows computers to share data over largedistance.

Answer:You need a license to publish material on the

internet.


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Which one of the following activities is best suited

for e-mail?

A. Performing calculations.

B. Sharing very large video files, such as movie trailers.

C. Sharing files between workers at different locations.

D. Transmitting credit card details.

Answer: Sharing files between workers at differentlocations.


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Print


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Virus


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A ti i ft di bl i


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Anti-virus software can disable a virus on your

computer. This action is called:

O De-installing.

O Disinfecting.

O Restoring.

O Scanning.

Answer: Disinfecting.


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Password

Which two of the following statements about


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passwords are true?

A. You should use the same password for everything.

B. You should write down your password and keep it

in a convenient place.

C. Passwords should contain both letters and numbers.D. Once you create a password, you cant change it.

E. A Password should be known only to the user.

1-Passwords should contain both letters and numbers.

2- A Password should be known only to the user.


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A mobile phone which has been insured but not


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password protected has been stolen. Which one of

the following consequences may result?

A. Misuse of confidential numbers.

B. Meeting the cost of replacement.

C. Paying for calls made after the theft is reported.

D. Taking out new insurance on the replacement phone.

Answer: Misuse of confidential numbers.

A PDA which has been backed up - but not


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password protected - has been stolen. Which one of

the following consequences may result?

O Loss of the right to use the software that came withPDA.

O Time wasted on re-entering all the records in areplacement PDA.

OMisuse of confidential files and telephone numbers.

O Loss of contact details on the stolen PDA.

Answer: Misuse of confidential files and telephonenumbers.

A laptop which has been password protected, but not


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backed up, has been stolen. Which one of the

following consequences may result?

O You will have to change your e-mail address.

O Confidential files can be Misused.

O You will need to change your password.

O Work stored on the laptop will be lost.

Answer: Work stored on the laptop will be lost.


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Which one of these statements best describes


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Which one of these statements best describes

computer backup?

A. Reverting to the previously saved version of anelectronic file.

B. Keeping a copy of computer files on a separatestorage device.

C. Storing paper printout from your computer files.

D. Storing computer files on a Variety of separatestorage device.

Answer: Keeping a copy of computer files on a separatestorage device.

Which one of the following statement describes the


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Which one of the following statement describes the

process of backup?

O Restoring work from an older file.

O Copying a file from your C: drive to your desktop.

OKeeping copies of data in two locations.

O Moving a file to a different folder on a hard drive.

Answer:Keeping copies of data in two locations.


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E- commerce

Which one of the following statements about the use


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Which one of the following statements about the use

of e-commerce is true?

A. An internet connection is optional for e-commerce.

B. Transaction can occur anywhere in the world.

C. Customers can only pay by e-mailing credit carddetails.

D. Customers give up the right return unsatisfactorygoods.

Answer: Transaction can occur anywhere in the world.


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Electronic commerce is best described as:

A. Requesting information from companies sellingelectronic equipment.

B. The buying of electronic equipments from a high

street shop.

C. Advertising electronic goods on the internet.

D. The buying of goods and services and paying forthem on-line.

Answer: The buying of goods and services and payingfor them on-line.



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purchasing online is true? A. Purchases are only processed during business hours.

B. Shipping of purchases is normally free.

C. The consumer rights of your country apply.

D. You are at risk from insecure payment method. Answer: You are at risk from insecure payment method.

E-commerce is the term used to describe business


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E-commerce is the term used to describe business

that:

A. uses computers to carry out its work.

B. is carried out using electronic funds transfer.

C. involves the import and export of electronic

equipment.

D. buys or sells goods and services online.

Answer: buys or sells goods and services online.

Which two of the following statements about purchasing


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on line are true?

OThe consumers rights of the suppliers country apply.

O E-commerce offers access to goods around the clock.

O The supplier covers the cost of shipping.

O All e-commerce transactions are safe.

O The supplier covers the cost of returning goods.

1- The consumers rights of the suppliers country apply.2- E-commerce offers access to goods around the clock.



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purchasing on line are true?

A. Initial shipping of goods is free.

B. The supplier covers the cost of returning goods.

C. The consumers rights of the suppliers country apply.

D. its more difficult to return goods purchased onlinethan goods bought in a shop.

E. Online purchases are free of customs duties.Answer:1- its more difficult to return goods purchased online

than goods bought in a shop.

2-The consumers rights of the suppliers countryapply.


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Copyright &

legislation

An important purpose of data protection legislation


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An important purpose of data protection legislation

is to: Oimprove the standards for electronic storage media.

Oprevent the illegal use of commercial software.

Osafeguard the privacy of individuals personal data.

Oprotect companies from industrial espionage.

Answer:safeguard the privacy of individuals personaldata.

Which two of the following statements about data


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Which two of the following statements about data

protection legislation are true?

A. Deals with industrial espionage between competing companies.

B. Can result in litigation if personal data is not adequately protected.

C. Means that personal data must be stored for certain period of time.

D. Ensures that laws about data security are the same in every country.

E. Obliges organizations to protect confidential data within theircontrol.

Answer: 1- Can result in litigation if personal data is not adequatelyprotected.

2- Obliges organizations to protect confidential data withintheir control.



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copyright is true?

OIf you can copy material from a disk you automaticallygain the copyright.

OCopyrights provides control over how other people makedisk copies of someones work.

OGraphics published on CD-ROM are not subjected to anyform of copyright.

OIf you create a CD-ROM yourself, you own the copyright toanything you put on it.

Answer:Copyrights provides control over how otherpeople make disk copies of someones work.



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Which one ofthefollowing statements about

copyright is true?

O Text on a web page can be freely copied and re-used.

O Graphics published on the web are subjected tocopyright.

O When you buy software, the copyright transfer toyou.

O It is legal to share any audio files on the internet.

Answer: Graphics published on the web are subjected tocopyright.

Which one ofthefollowing statements about copyright

is true?


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O The paper license that comes with software on CDtransfers the copyright to you.

O You can make a backup CD of software bought for yourown use.

O Software purchased on the web and copied to CD-ROM canbe shared with friends.

O Copying text, images, audio, or video from disk is

always illegal.

Answer: You can make a backup CD of software bought foryour own use.



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copyright is true?

A. Publishing digital work on disk requires permissionof the copyright holder.

B. When you purchase software in CD the copyright

transfer to you.

C. Any material which is published on disk is subjectedto copyright.

D. You can reuse graphics from the web on CD- Rom.Answer: Publishing digital work on disk requires

permission of the copyright holder.



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copyright is true?

A. You can use downloaded graphics in any way.

B. You are allowed to re-use text you copy from theweb.

C. When you purchase software, the copyright transferto you.

D. Audio files on the internet are subject tocopyright

Answer: Audio files on the internet are subject tocopyright.



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copyright is true?

A. You give up your copyright to text that you publish onthe internet.

B. You can re-use downloaded graphics in any way.

C. Scanned images are subject to copyright.

D. When you purchase software, the copyright transfer toyou.

Answer: Scanned images are subject to copyright.

Which one ofthefollowing statements about an

i ti i f ti it li i t ?


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organizations information security policy is true? O Applies to the employee, not the employer.

O Deals with the handling confidential data.

O Deals only with data held on computers.

O Covers the licensing of operating system software.

Answer: Deals with the handling confidential data.

Which two of the following statements about access rights are

true?


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true?

O Are intended to protect a companys intellectual

property.

O Decide who can work in a building outside office hours.

O Determine which files individuals can read or change on a

network.

O Are the same for all users on single network.

O Depend on which computer you are using to access the

network

Answer: 1-Determine which files individuals can read orchange on a network.

2-Decide who can work in a building outside office

hours.


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Teleworking

Which one of the following options describe the


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effects of teleworking?

A. Reduced cost of equipments.

B. Harder to socially interact with team members.

C. Greater use of transport.

D. Inflexible working hours.

Answer: Harder to socially interact with team members.



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teleworking is true?

O More human contact with the team.

O Increased company space requirements.

O Greater ability to focus on one task. O Inflexible schedules.

Answer: Greater ability to focus on one task


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Which one of the following is considered as input


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devices?

A. Plotter.

B. Monitor.

C. Web camera.

D. Charger.

Answer: Web camera.

Whi h f th f ll i i t i t d i ?


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Which one of the following is not an input device?

A. Web camera.

B. Scanner.

C. Touch pad.

D. Monitor.

Answer: Monitor.

Which one of these is application software?


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Which one of these is application software?

OGraphics card.

OWord processor.

OCentral Processing Unit (CPU).

OHard Disk.

Answer:Word processor.

A GUI i d t


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A GUI is used to:

A. Draw graphs and drawing.

B. Provide the interface between two peripherals.

C. Provide an easy way to use computer.

D. Store graphics image as file.

Answer: Provide an easy way to use computer.

Scanner can be described as:


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Scanner can be described as:A. An output device only

B. An input device only

C. An input and output device

D. Storage device

Answer: An input device only.

Which one of these is a computer software?


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143

Which one of these is a computer software?

A. Monitor.

B. Windows.

C. System Case.

D. Scanner.

Answer: Windows.

Which one of these stages of software development


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144

is the last stage to be finally completed?

O Analysis.

O Design.

O Programming.

O Testing.

Answer: Testing.

Which of the following is the name given to

software which can legally be copied without a


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145

software, which can legally be copied without a

license?

A. Beta software.

B. Retail software.

C. Freeware.

D. Protected software.

Answer: Freeware.

The data stored on CD Rom are


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146

The data stored on CD-Rom are

A. Volatile and read only data.

B. Non Volatile and read only data.

C. Non Volatile and read/write data.

D. Volatile and read/write data.

Answer: Non Volatile and read only data.



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147


OWindows.

ONetscape Navigator.

OYahoo!

OLinux.

OOutlook.

Answer:1-Windows.

2-Linux.

Which one of the following isnt operating system?


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148

Which one of the following isn t operating system?

A. Unix.

B. Windows.

C. Ms Word.

D. Ms-Dos.

Answer: Ms Word.

Which one of these stages of software development


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is the first stage to be completed?

O Design.

O Analysis.

O Programming.

O Testing.

my it exames

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