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Multiple choice and Multiple answer questions will be randomised. · Text-based questions can be typed directly into the allocated text field in the i2 test. · You can NOT handwrite answers and cannot upload external files. · The exam will disable copy/paste and spell checker. All questions must be answered. The examination consists of: · 30 Multiple Choice Questions worth one (1) mark each, · 3 Short answer questions worth five (5) marks each, · 3 Case study, worth ten (10) marks each. School of Computing and Mathematics Examination SESSION X (XX), 20XX ITC514 Linux Server Administration This paper is for Study Centre Sydney students. EXAM CONDITIONS: NO REFERENCE MATERIALS PERMITTED Non-programmable calculator permitted No dictionary permitted The student may NOT retain the question paper WRITING TIME: 2 hours plus 10 minutes reading time Writing is permitted during reading time MATERIALS SUPPLIED BY UNIVERSITY: 2 x 12 page answer booklet 1 x General purpose answer sheet (GPAS) MATERIALS PERMITTED IN EXAMINATION: Ruler - any type 2B Pencil/Eraser (No electronic aids are permitted e.g. laptops, phones) NUMBER OF QUESTIONS: Part A consists of forty (40) multiple-choice questions Part B consists of ten (10) short answer questions VALUE: Part A 40 Marks Part B 60 Marks INSTRUCTIONS TO CANDIDATES: 1. All questions may be attempted. 2. The total marks for this examination equal to 100. 3. Enter your name and student number and sign the space provided at the bottom of this page. 4. You must also enter your name and student number in pencil on the General Purpose Answer Sheet and upon each Answer Booklet. 4. Part A consists of forty (40) multiple-choice questions, each worth one (1) mark. The answers to these must be marked on the supplied General Purpose Answer Sheet with a 2B pencil. 5. Part B consists of ten (10) short answer questions, each worth six (6) marks. Answer these questions in the supplied answer booklet STUDENT NAME: _____________________________ STUDENT ID: _________________ SIGNATURE: _______________________________________________________________ CALCULATOR USED (IF ANY): ________________________________________________ Page 1 of 11 Part A - 40 marks There are 40 questions worth 1 mark each. 1. Which statement is true? a) UNIX can run most applications designed for Linux. b) UNIX is only commercially available. c) Only UNIX conforms to the POSIX standard. d) Only UNIX is commercially supported. 2. An advantage of using the command line is a) It usually has more options than a GUI b) It is easier to use than a GUI c) It is faster to use than a GUI d) It has better help facilities 3. What is the result of using the which utility when a command is not in the search path? a) "Command not found!" b) "Not in command path!" c) “No such command!" d) new prompt 4. Which is the most important when writing shell scripts for system administration? a) Runtime efficiency should be a priority. b) Are generally written for day-to-day small projects. c) Design reviews and bug tracking are very important. d) The scripts should always be written in bash. 5. Which of the following is an accurate statement about Linux distributions? a) Using Linux for servers is popular because all Linux distributions are free to install and operate. b) Commercialisation of Linux distributions is not allowed under the Linux license agreement. c) All Linux distributions have the same patching release cycles. d) The most viable Linux distributions are not necessarily the most commercial distributions. 6. Man pages provide concise descriptions for what? a) commands only b) commands and file formats only c) commands and library routines only d) commands, drivers, file formats and library routines 7. Which of the following are Linux file types? a) Regular files, directories, named pipes, process containers b) Regular files, directories, character device files, memory buffers c) Regular files, directories, process containers, memory buffers d) Regular files, directories, named pipes, symbolic links 8. Which of the following statements is correct? a) The IP protocol defines ethernet addressing and framing standards. b) UDP is an unreliable, connectionless protocol. c) TCP translates IP addresses to hardware addresses d) ICMP is used to route data packets 9. What are the three communication channels available to every Linux/UNIX process? Page 2 of 11 a) "standard input", "standard output", and "standard error". b) "standard process I/O", "standard pipe", and "standard error". c) "standard pipe redirection", "standard error", and "standard report". d) "standard I/O redirection", "standard report", and "standard DIN". 10. Which shell command would list all files named todo.txt without showing errors? a) ls -lR todo.txt b) find / -name todo.txt 2> /dev/null c) ls -lR /*/todo.txt d) find / -name todo.txt 11. Which shell command would list all files containing todo? a) ls -lR *todo.* b) ls -lR /*/\*todo\* c) find / -name *todo* d) find / -name \*todo\* 12. Which flag for the tail command is often used to view log files? a) –a b) –l c) –f d) -z 13. Which line is usually placed at the top of a BASH shell script? a) #//bin/bash b) #!/bin/bash c) !#/bash/bin d) #/bin/bash 14. Why would an umount give an error message? a) The attached filesystem is "in use". b) Some files in the filesystem have devices attached. c) The umount command was used before the fuser command. d) The fuser command was used before the umount command. 15. The main reason some directories are kept on separate filesystems is because: a) this gives faster access to the files in the separate filesystem. b) allows for better organisation of the files in the filesystem. c) stops the system failing because the root filesystem would fill up. d) stops the system failing because RAM would fill up. 16. Which ONE of the following statements is TRUE? a) All logging goes through the syslogd daemon. b) In most cases log entries are a single line of text with time, type, and severity of the event only. c) Most log files are binary to save space. d) Most log files are text. 17. Which of the following is NOT a suitable log file management technique? a) store log files in a central repository. b) put quickly growing log files in a filesystem separate from root. c) review log files early not later. d) always make log files world-readable. Page 3 of 11 18. How can you view kernel message generated during system startup after the system is fully up? a) Use the klogd command. b) You can't you have look at the console during boot. c) Use the dmesg command. d) Add initlog commands to startup scripts. 19. Which of the following shows a relative pathname for a file? a) /milk_co b) ../max/milk_co c) /home/max/milk_co d) /home/../max/milk_co 20. Which of the following statements is true for modern Linux filesystems? a) Pathname components are restricted to 255 characters. b) Spaces are not allowed in filenames. c) The filesystem is restricted to 255 levels. d) The number of characters in pathnames can be greater than 4096. 21. What is the purpose of a mount point ? a) Allows filesystems and devices to be connected to the "file tree". b) Allows file and directories to be connected to the "file tree". c) Allows many filesystems and devices to be connected at the one point. d) Gives access to the previous contents of the directory used by the "mount point". 22. Which of the following is NOT a good reason for keeping old log files? a) Legal requirements. b) Security requirements. c) Debugging assistance. d) Email storage. 23. Which command would normally be run using the sudo command when compiling an application? a) Make b) Makefile c) ./configure d) make install 24. Which of the following is NOT required for a manual Linux network configuration? a) IP address. b) Gateway address. c) DHCP server address. d) DNS server address. 25. Which of the following is NOT a DHCP leasable parameter? a) IP Address b) Default/gateway route c) DHCP server d) DNS name server 26. Which of the following explains the first step in the DHCP client/server interaction? a) The client broadcasts a "Who am I?" message. b) The client sends a "I need an address" to the nearest server. c) The server regularly broadcasts a "Who needs an address?" message. d) The server regularly asks each client "Do you need an address?". Page 4 of 11 27. Which type of DNS server holds the reference copy of records for a domain? a) Root b) Master c) Secondary d) Cache 28. An important characteristic of an outsourced DNS service is NOT: a) Responsiveness b) Robustness c) Authority d) geographical distribution 29. Caching DNS servers will typically: a) Query root DNS servers. b) Deny referrals. c) Reduce latency of DNS queries. d) Are authoritative for your network. 30. A DNS server configured to be recursive will: a) Only return authoritative answers. b) Query other servers on your behalf. c) Query other servers itself. d) Externally accessible. 31. A FQDN a) is always a ccTLD. b) is always a gTLD. c) has a dot on the end. d) is a host name to IP address mapping not the reverse. 32. Which of the following is NOT a problem for the design of a DNS environment? a) Managing the namespace hierarchy: subdomains, multiple levels, and so on. b) Serving the authoritative data about your site to the outside world. c) Determining whether to use a routed or switching design. d) Providing name lookups for your users. 33. Which of the following new developments in DNS can used to help detect spam e-mail?