2014 computer form3
Post on 06-Dec-2015
19 Views
Preview:
TRANSCRIPT
© MOEHR & MES 2014
SCHOOL NAME
COMPUTER STUDIES/LITERACY
October 2014 1 hour 45 mins
Students answer on the Question Paper. READ THESE INSTRUCTIONS FIRST
Write your name, the name of your school and your class/section in the spaces provided above.
Write in dark blue or black ink.
You may use a soft pencil for any diagram.
Do not use correction fluid.
Check that this document consists of 20 printed pages.
Any discrepancy in the document must be immediately notified to the responsible officer in your
school.
This paper consists of two sections : Section A and Section B Section A Answer all questions. Section B Answer all questions from any three options. All answers must be written in the spaces provided. The number of marks is given in brackets [ ] at the end of each question or part question.
The total of the marks for this paper is 100.
CLASS/SECTION
NATIONAL ASSESSMENT AT FORM III
NAME
MINISTRY OF EDUCATION AND HUMAN RESOURCES MAURITIUS EXAMINATIONS SYNDICATE
2 © MOEHR & MES 2014
SECTION A
Answer ALL questions.
Question 1
For each question, four options (A, B, C and D) are given. Choose and circle the correct one.
(i) Which of the following is a hand-held device?
A Minicomputer B Mainframe
C PDA D Supercomputer
(ii) Which of the following is not a software? A Word processor B Spreadsheets
C Microprocessor D Microsoft Powerpoint
(iii) Which of the following is a unit of measurement for storage capacity?
A Byte B Hertz
C Memory D Gram
(iv) Which of the following is a disadvantage of e-banking?
A A building is not required B Transactions can be performed at for transactions home
C A client can monitor his/her D Hackers can access an
account easily account (v) One way to prevent health hazards when working with a computer system would be to
A take regular breaks when B use very bright screen light. working on the computer.
C avoid using arm and wrist D place the screen at a higher level rest. than our eye level.
© MOEHR & MES 2014 3
(vi) Which one of the following is TRUE about LAN?
A It spans over large B It stands for large area network
areas like a town C It spans over a small region D It requires connection to the
network internet to function
(vii) A multimedia system will consist of
A text and images only. B text and video only.
C text, image, audio and video. D audio and video only.
(viii) WAN stands for
A World Access Network. B Wide Area Network.
C World Area Network. D Wide Access Network.
(ix) Which one of the following is not a search engine?
A www.ask.com B www.google.com
C www.facebook.com D www.yahoo.com
(x) Which one of the following represents a process symbol in a flowchart?
A
B
C
D
[10]
© MOEHR & MES 2014 4
Question 2
Complete the following sentences by using the correct word from the given list.
e-commerce internet e-learning application printer URL scanner
(i) The device used to produce hard copies of a document is the …………………………………………………. .
(ii) The device used to capture a printed document to a computer is called the
…………………………………………………. .
(iii) Using teaching and learning materials with the support of the internet is referred to as
…………………………………………………. .
(iv) Buying and selling commodities using online services is referred to as
…………………………………………………. .
(v) A global network of computers is called the …………………………………………………. .
(vi) The address bar in a web browser allows us to enter the …………………………………………………. of a web
site.
(vii) Microsoft Word is an example of an …………………………………………………. package.
Question 3 For each of the following, put a tick () in the correct box to show whether it is a piece of hardware or software. An example is given.
Hardware Software
Speaker
(i) Central Processing Unit
(ii) Read Only Memory
(iii) Anti-virus
(iv) Logic bomb
(v) Modem
(vi) Web browser
[7]
[6]
© MOEHR & MES 2014 5
Question 4
Tick ( ) True or False next to each of the following statements.
True False
(i) Terabyte is a smaller unit than Gigabyte.
(ii) Bit is a unit of measurement for storage capacity.
(iii) Repetitive strain injury is a potential health hazard related to the prolonged use of ICT equipment.
(iv) One way to reduce back-problems is to adopt correct sitting posture.
(v) E-mail is the service that allows printed messages to pass from one computer to another.
(vi) Postal services allow faster delivery of message than an e-mail service.
(vii) A flowchart should always start with a process box.
(viii) Manual sorting is faster than using a spreadsheet to sort a large amount of data.
Question 5 Match column A to Column B by drawing an arrow. An example has been provided.
Column A Column B
barcode reader captures videos to a computer
webcam allows communication via video to people abroad
tele-working connects ATMs of a bank across the island.
e-banking allows financial transactions using a computer
video-conferencing stands for World Wide Web
WWW implies less office space required
WAN identifies articles in supermarkets
[8]
[6]
© MOEHR & MES 2014 6
Question 6
A computer system is made up of various components.
(i) List four input devices.
1. ………………………………………………………………………………………………………………………………………………………………
2. ………………………………………………………………………………………………………………………………………………………………
3. ………………………………………………………………………………………………………………………………………………………………
4. ………………………………………………………………………………………………………………………………………………………………….
(ii) For any of two from the above list, give one function of each.
1. ………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………
2. ………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………
(iii) Explain the difference between RAM and ROM.
………………………………………………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………………………………………………….
………………………………………………………………………………………………………………………………………………………………………………..
…………………………………………………………………………………………………………………………………………………………………………………
Question 7
There are various ways in which ICT impacts on society. It has advantages but it may also
present dangers and drawbacks.
(i) Explain what you understand by the term ‘computer virus’.
………………………………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………………………………
[2]
[2]
[2] [6]
[1]
© MOEHR & MES 2014 7
(ii) Give two ways to prevent computer viruses from infecting your computer.
1. ………………………………………………………………………………………………………………………………………………………………………........
2. ……………………………………………………………………………………………………………………………………………………………………………
(iii) Automated Teller Machines (ATM) are widely used across the island.
State one advantage of using an ATM for the client.
………………………………………………………………………………………………………………………………………………………………………..............................
……………………………………………………………………………………………………………………………………………………………………………………………
(iv) Give a health hazard and explain how it arises when working with a computer system
for a long time.
……………………………………………………………………………………………………………………………………………………………………………………….
…………………………………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………………………………..
Question 8
(i) What does LAN stand for? Give one function of LAN.
…………………………………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………………………………
(ii) List three advantages of using a LAN.
1. …………………………………………………………………………………………………………………………………………………………………………………
2. ………………………………………………………………………………………………………………………………………………………………………………..
3. …………………………………………………………………………………………………………………………………………………………………………………
(iii) Give one disadvantage of LAN.
…………………………………………………………………………………………………………………………………………………………………………………………
[2]
[1]
[6]
[2]
[2]
[3]
[6]
[1]
© MOEHR & MES 2014 8
The Brief History of Social Media
Where people interact freely, sharing and discussing information about their lives
Social media are Internet sites where people interact freely, sharing and discussing
information about each other and their lives, using a multimedia mix of personal words,
pictures, videos and audio.
On these Web sites, individuals and groups create and exchange content and engage in
person-to-person conversations.
They appear in many forms including blogs and microblogs, forums and message boards,
social networks, wikis, virtual worlds, social bookmarking, tagging and news, writing
communities, digital storytelling and scrapbooking and data, content, image and video
sharing, podcast portals and collective intelligence.
There are lots of well-known sites such as
1. Facebook 7. Snapchat 13. LiveJournal
2. LinkedIn 8. MySpace 14. Wikipedia
3. Twitter 9. Flickr 15. Wetpaint
4. You Tube 10. WordPress 16. Wikidot
5. Pinterest 11. Blogger 17. Second Life
6. Instagram 12. Typepad 18. Reddit
19. Lulu and others
SECTION B
Instructions
This section consists of four options: Word Processing, Spreadsheet, Database and Program
Flowchart.
Answer ALL the questions from any three (3) options.
Option 1 : Word Processing
Question 1
Table 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
17
18
19
© MOEHR & MES 2014 9
(a) For each question from (i) to (vi), four options (A, B, C and D) are given. Refer to
Table 1, choose the correct one and circle it.
(i) The font style of the text labelled at line 1 is
A bold, italic. B italic, underlined.
C bold, underlined. D bold, italic, underlined.
(ii) The font style of the text labelled at line 2 is
A bold. B italic.
C underlined. D subscript.
(iii) The paragraph labelled from lines 3 to 5 is
A left aligned. B centre aligned.
C right aligned. D justified.
(iv) The paragraph labelled from lines 8 to 11 is
A left aligned. B centre aligned.
C right aligned. D justified.
(v) The text labelled from lines 13 to 19 is a
A bulleted list. B numbered list.
C header. D footer.
© MOEHR & MES 2014 10
(vi) The text in Table 1 is in Portrait mode. Portrait mode deals with
A the size of the margins B the paragraph formatting used of the page. in the document. C the page orientation used. D the type of printer used.
(i) Give the steps required to add a table having three (3) columns and three (3) rows in a document.
……………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………….
………………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………………………………………… (ii) Give the steps required to add a picture in a document.
………………………………………………………………………………………………………………………………………………………………………….
…………………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………………….
……………………………………………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………………………………………………
(iii) Explain how you will save a document with a different name using the options provided in the Word Processor.
………………………………………………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………………….
……………………………………………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………………………………………………
(b)
[6]
[3]
[3]
[3] [9]
© MOEHR & MES 2014 11
Option 2 : Spreadsheet
Question 1
(a) For each question from (i) to (iii), four options (A, B, C and D) are given. Refer to
Table 2, choose the correct one and circle it.
A B C D E F
1 TEAM GOLD SILVER BRONZE TOTAL AVERAGE
2 MAURITIUS 13 10 12 35
3 REUNION 10 12 5 27
4 SEYCHELLES 3 8 3 14
5 MADAGASCAR 8 7 15 30
6
(i) What is the cell address of the cell showing the total number of medals won by
MAURITIUS?
A B1 B B2
C E1 D E2
(ii) Which formula should be used to calculate the average number of medals
won by SEYCHELLES?
A = (B4+C4+D4)/3 B = (B4+C4+D4+E4)/4
C =(B4+C4+D4)/4 D =(B4+C4+D4+E4)/3
(iii) Which formula has been used to calculate the total number of medals
won by SEYCHELLES?
A =average(B4:D4) B =sum(B4:D4)
C =MAX(B4:D4) D =MIN(B4:D4)
Table 2
© MOEHR & MES 2014 12
(iv) To print a list of countries sorted by the smallest number of medals first, the data
should be sorted in ascending order of
A GOLD B SILVER
C BRONZE D TOTAL
(v) Which cell will change as a result of MAURITIUS winning 2 additional GOLD
medals?
A A2 B B1
C B3 D E2
(vi) MAYOTTE has to be inserted between SEYCHELLES and MADAGASCAR.
Which row number should be chosen to insert a row between SEYCHELLES
and MADAGASCAR?
A 2 B 3
C 4 D 5
(i) Write down the steps required to rename a sheet.
…………………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………………
(ii) Explain the term ‘sorting’. What is the difference between sorting in ascending and descending order?
……………………………………………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………………….
……………………………………………………………………………………………………………………………………………………………………………
(b)
[6]
[2]
[3]
© MOEHR & MES 2014 13
(iii) State two ways in which a formula can be replicated.
1. ………………………………………………………………………………………………………………………………………………………
2. ………………………………………………………………………………………………………………………………………………………
(iv) Refer to Table 2. State the value that the following formula would return
1. =MIN(B2:B5) ……………………………………………………………………………………………………………………………
2. =MAX(B3:D3).……………………………………………………………………………………………………………………………
[2]
[2]
[9]
© MOEHR & MES 2014 14
Option 3 : Database
Question 1
(a) For each question from (i) to (vi), four options (A, B, C and D) are given. Choose the correct one and circle it.
The following is part of a Bird database containing details about birds existing in Mauritius. The following codes are used for the Category field: I = Introduced E = Endemic N = Native
BirdID Name
Approx. size (cm)
Category Family
Endangered
102563 Meller’s Duck 60 I Anatinae Yes
102566 Kestrel 28 E Falconidae Yes
102600 Francolin 32 I Phasianidae No
102605 Pink Pigeon 31 E Columbidae Yes
102612 Parakeet 39 E Psittacidae Yes
102635 Martin 15 N Swallow No
102644 White-eye 10 N Zosteropidae No
(i) The above table contains
A eight records and 6 fields. B six records and 7 fields.
C seven records and 42 fields. D seven records and 6 fields.
(ii) To which Family does the Parakeet belong?
A Swallow B Phasianidae
C Columbidae D Psittacidae
© MOEHR & MES 2014 15
(iii) Which of the following fields would be the most appropriate as the key field?
A BirdID B Name
C Category D Family
(iv) The data type of the Approx. Size (cm) field is
A boolean. B alphanumeric.
C numeric. D cm.
(v) Which BirdID will be listed if the following search condition is input?
(Category = “N”) AND (Endangered = “Yes”)
A 102635, 102644 B 102563, 102566 102605, 102612 C Nil D 102635, 102644, 102563,
102566, 102605, 102612
(vi) How many birds are endangered OR of Category introduced?
A 5 B 4
C 6 D 2
(b) Explain why a key field is required.
…………………………………………………………………………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………………………………………………….
………………………………………………………………………………………………………………………………………………………………………………….
…………………………………………………………………………………………………………………………………………………………………………………..... (c) Give two advantages of storing the Category information in coded form.
(i) ……………………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………………………
(ii) ………………………………………………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………………………………………………
[6]
[2]
[2]
© MOEHR & MES 2014 16
(d) Write down the search criteria to retrieve details of birds of the Psittacidae family or of
birds that are of size greater than 30 cm.
…………………………………………………………………………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………………………………………………….
………………………………………………………………………………………………………………………………………………………………………………….
(e) The record format for the bird table is as follows:
Field BirdID Name Size (cm) Category Family Endangered
Field Size 6 15 2 1 13 3
Show how the details of the following bird will be stored in the record below.
The Cuckooshrike with BirdID 102618 is an endemic bird of the Campephagidae
Family. It is usually of size 16 cm and not considered as endangered.
(f) The data type of the Endangered field is of type Text. Suggest a more appropriate data
type for it.
……………………………………………………………………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………………………………………
[2]
[2]
[1]
[9]
© MOEHR & MES 2014 17
Option 4: Program Flowchart Question 1
(a) Draw a flowchart that requires the user to input 5 numbers then display the total of
those five numbers in the space below.
[6]
© MOEHR & MES 2014 18
(b) Consider the given flowchart
REPEAT = REPEAT + 1
MARK < PASSMARK
TOTALPASS = TOTALPASS + 1
START
Set PASSMARK = 50
Enter MARK
Set REPEAT = 0
IS REPEAT = 10?
NO
YES
Set TOTALPASS = 0
Display
TOTALPASS
END
NO
YES
© MOEHR & MES 2014 19
One of the symbols has been incorrectly chosen. The logic of the flowchart is correct. Identify
the incorrect symbol by drawing an arrow next to it. Draw the correct symbol in the box below.
(i) Which of the following gives information about the number of students having passed?
A PASSMARK B TOTALPASS
C REPEAT D MARK
(ii) What is the final value of REPEAT?
A 9 B 10
C 11 D 12
(iii) Which of the following shows the change that needs to be brought if the passing
mark is increased by 5?
A PASSMARK = 45 B PASSMARK = 55
C REPEAT = 5 D REPEAT = 15
(iv) What would the final value of REPEAT be if the condition is changed to
REPEAT >10?
A 9 B 10
C 11 D 12
[3]
© MOEHR & MES 2014 20
(v) The user enters the following values for MARKS [40 60 75 35 48 61 32 48 44 80 90]. Which of the following values will be displayed for TOTAL PASS?
A 3 B 4
C 5 D 6
(vi) The user now enters the following values for MARKS [30 20 44 50 88 66 28 49 21 31].
Which of the following values will be displayed for TOTAL PASS?
A 3 B 4
C 5 D 6
[6]
top related