linux administration

Linux Administration T.Y. B.Sc-IT

Linux Administration

1. Explain history of Unix and invention of Linux. 2. Explain Features of Linux in detail with different Linux Distributions. 3. Explain steps of Installing and Configuring Servers 4. Explain steps of Installing and Configuring Application Software. 5. Explain procedure of Creating and Maintaining User Accounts 6. Explain Backing Up and Restoring Files in Linux. 7. Explain Monitoring and Tuning Performance in Linux. 8. Explain how to Configuring a Secure System 9. State and explain different Tools used to Monitor Security of Linux. 10. Explain Booting Sequence of Linux Operating System. 11. Explain GRUB and LILO Boot Loaders. 12. Explain GRUB.conf file in details 13. Explain the duties of System Administrator. 14. Write Short notes on Monitoring and tuning performance. 15. How to configure the secure system? 16. Explain the method to squeeze the best performance from your system. 17. How a particular user account is handled by an administrator if the account

holder has left the company?

18. How to install a boot loader? 19. State the advantages of using hierarchical method for file system organization 20. What is an easiest way to bring the system backup to a fully functional state? 21. How to free up space on /usr partition? 22. What are the links or sub-directories that a root directory must contain

according to FHS?

23. Explain Virtual File System (VFS) in brief. 24. Write a short note on Standard disk file system 25. Explain Memory File System and its uses 26. Explain different init Levels & state how the init level can be changed with the

help of inittab file

27. What are rc scripts, what these rc scripts contains & how they are executed. 28. What are rc scripts & how rc scripts can be managed 29. Write System Environmental setting files 30. Explain Enabling & disabling services of different servers, State Use of rpm

command.

31. What is use of fstab? Explain contents of fstab. 32. What is corn? How corn files are taking care of system task explain 33. Explain what IP Address is. What are different classes of IP Address? 34. Explian Ip Address, Netmasking & subneting in detail. 35. Explain RAID in detail with its advantages & disadvantages 36. What is DHCP ? How to configure DHCP explain in details. Configuring

Dynamic Host Configuration Protocol

37. Explain system wide shell configuration script. 38. Describe /etc/profile file in details 39. What is use of fstab? Explain contains of fstab.(No of columns) 40. Explain different init Levels & state how the init level can be changed with the

help of inittab file

41. Calculate the total number of hosts in Class A type of network from the range of 2 to 6 number of bits.


42. How to work with Gateways and Routers? 43. How to configure Dynamic host configuration protocol? 44. Calculate the total number of hosts in Class A type of network from the range

of 2 to 6 number of bits.

45. How to work with Gateways and Routers? 46. How to configure Dynamic host configuration protocol? 47. Calculate the total number of hosts in Class A type of network from the range

of 2 to 6 number of bits.

48. What is cron? How cron files are taking care of system task explain. 49. In which file where different types of log messages are stored. 50. Describe syslog.conf file in details 51. How to configure IP address and host address write in details. 52. Write files used by network configuration. 53. What are the advantages and disadvantages of NFS? Explain in detail. 54. State and Explain the steps of NFS Server and Client Configuration in detail. 55. Explain Limitations of NFS Server 56. Explain NFS advantages & disadvantages in detail. 57. State & Explain the steps of SAMBA Server & Client Configuration in detail. 58. Explain use of samba server in detail, how to enable & disable samba services. 59. Distinguish between NFS & SAMBA Server. 60. Explain how Linux files can be shared on windows machine, Explain steps of

samba client.

61. Explain how to configure Time server. 62. Explain different secure & Less secure services. 63. Explain use of ssh, scp, sftp services. 64. Explain use of telnet, ftp, sync, fingure, talk, ntalk, rlogin services. 65. Explain how to configure xinted services. 66. Compare inted and xinted services. 67. Explain Configuring Linux Firewall packages. 68. State and Explain the steps of SAMBA Server and Client Configuration in

detail.

69. Explain What is the use of DNS. Explain its three domains. 70. Explain different types of Records in DNS. 71. Explain different types of servers used in DNS. 72. Explain forward zone & reverse zone of DNS. 73. Explain named.conf file of DNS in detail. 74. Explain DNS server configuration steps in detail. 75. Explain different types of Servers used in DNS. State which are different files

are used by these Servers.

76. State and explain E-Mail service & its components 77. Write in detail the protocols used for E-mail system. 78. State & explain the steps for configuring send mail. 79. Explain Mail Transfer through SMTP Protocol. 80. Explain Mail Transfer through POP3 Protocol. 81. Explain Mail Transfer through IMAP4 Protocol. 82. Explain m4 utility of Sendmail in detail. 83. Explain how to manage mail queues. 84. State & Explain the steps of Configuring Sendmail Server & Client. 85. Explain steps of Configuring IMAP4. 86. Explain how Email security can be maintained.


87. Explain Serving Email with POP3 and IMAP 88. Explain what is Postfix Mail Server, State Configuring Postfix steps. 89. Explain features of ftp server. 90. Explain vsftpd configuration. 91. Explain Use of FTP server & State the steps & Explain vsftpd configuration 92. Explain Apache web server with its Features. 93. Explain how Apache transmits a document according to a clients request 94. Explain steps of Configuring Apache Web server. 95. Explain steps of Configuring Apache for SSI & testing the configuration. 96. Write a short note on CGI Scripts. 97. How to Create a Secure Server with SSL 98. Explain how Apache transmits a document according to a clients request with

diagram.

99. Explain Mailing Lists. 100. Explain steps of Optimizing LDAP Services 101. Explain steps of Optimizing DNS Services 102. Explain steps of Optimizing Mail Services 103. Explain steps of Optimizing FTP Services 104. Explain steps of Optimizing WEB Services 105. Explain different users of Linux, what are different commands can be executed

by the Root user.

106. Explain Duties of System Administrator 107. Explain Role of System Administrator with its functions. 108. Explain how system administrator can create, modify and delete user accounts. 109. What is the use of up2date agent? 110. Write the meaning of the Alert icon that represent state of the update a. Blue check mark b. Green double arrows c. Red Exclamation Point d. Gray Question Mark 111. Write the purpose of the following options of Retrival/Installatoin tab of

up2date

a. Do not install packages after retrival b. Retrieve source RPM Along with binary image c. Use GPG verify package integrity d. Enable RPM rollback e. After installation, keep binary package on disk 112. Configure the up2date agent so that it will do following while updating the

system

a. The packages are stored in the directory /var/spool/up2date/tyit b. Keep the binary package on the disk c. Store the source of RPM d. Packages are only retrieved and not installed automatically. e. Use xyz as the proxy server. 113. Write and explain the fields that are included in the /etc/passwd file. 114. What are the advantages of shadow password over traditional password system? 115. Write and explain the fields of /etc/group file and give suitable example. 116. Write the syntax of useradd command used to create new user account. 117. Write the syntax of useradd command used to modify the default values

applied to new account.


118. Write the syntax of usermod command used to modify the user account. 119. Explain the passwd command with suitable example. 120. Write the command to change the users login shell. Also explain with suitable

example.

121. Which command is used to change the expiration policy for users password. Explain with suitable example.

122. Explain with example how multiple users password can be changed in a single operation.

123. How to create a new group? Explain with example. 124. How to modify and delete a group. 125. Explain the newgrp command with example. 126. Explain the following used to set and enforce disk usage quotas a. edquota b. quota c. quotaoff d. quotacheck e. repquota 127. Explain the quotacheck command with example. 128. Explain ed quota with various options. 129. What are the general RPM command line options? Explain. 130. Explain rpmquery command with options. 131. Explain with example the rpmquery command used to format query output.d

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