BSc CS Sem 5 2022 2023 Nov 2023 LINUX SYSTEM ADMINISTRATION Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 Attempt any three of the following: 15 marks
   • a. Explain the duties of Linux system administrator in creating and managing users
   • b. Write a short note on bash
   • c. Discuss the difference between piping and redirection with the help of an example
   • d. With the help of an example, write the steps to mount a device in Linux
   • e. List the differences between hard and symbolic links
   • f. Explain the steps to create and manage your own repository in yum
2. Q2 Attempt any three of the following: 15 marks
   • a. Explain the different kinds of partitions in linux and their characteristics
   • b. Discuss the steps to create a swap file
   • c. What are runlevels in Linux? Explain the commands used to manage services
   • d. Discuss the steps to configure key based SSH authentication
   • e. Elaborate what basic permissions are and how they are applied to files and directories
   • f. Explain the user information configuration file
3. Q3 Attempt any three of the following: 15 marks
   • a. State the steps to setup a firewall that allows SSH packets
   • b. What are modules in a firewall? Explain the limit module
   • c. Explain how to create and manage certificates with openssl
   • d. List the steps to encrypt, share and decrypt files using GPG
   • e. With the help of an example, explain exporting and mounting of NFS share
   • f. Discuss the steps to setup a Samba server
4. Q4 Attempt any three of the following: A Write a short note on cache-only nameserver B Explain the DHCP server configuration C Discuss the role of MUA, MTA, and MDA in the email process D Explain the various parameters for secure internet configuration of Postfix server E State the steps to setup virtual hosts in Apache F Explain how the DirectoryIndex, Options, AllowOverride, and Order directives in 15 marks
5. Q5 Attempt any three of the following: 15 marks
   • a. Discuss the various ways in which a shell script can be executed
   • b. Write a shell script to add ten users, remove their passwords and add them to the group students. Use for loop Explain the steps to setup a quorum disk
   • d. Discuss the steps to setup fencing
   • e. Explain the steps to perform an automated installation using a kickstart file
   • f. List the steps to configure DHCP for PXE boot

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