Test your basic knowledge |

Unix Operating System

Subject : it-skills
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Polls the /etc/inittab file after it has been modified






2. In Linux - the command that controls NFS function






3. LDAP package that contains the servers and other utilities necessary to configure and run the LDAP server






4. File type also known as a folder - it contains other files and directories but will not contain actual data






5. Three Reference Files on _____ for BASH: .bash_profile - .profile - or .bash_login






6. Two Forms of Apache: __________ and Source (source code)






7. The main configuration file for Apache






8. Command that displays the amount of free and used memory






9. 5 Common Solaris/Linux _______: SIGHUP - SIGINT - SIGQUIT - SIGKILL - SIGTERM






10. Command in Linux that shows the status of loadable kernel modules that are currently loaded






11. 4 Kernel Layer Functions: Process creation and termination - ________- file/disk access services - terminal handling services






12. User space (outer ring) - the area in memory where user processes run and Kernel space (inner ring) - where kernel services are provided via kernel processes






13. Command to view your swap partition






14. LDAP package that contains the libraries necessary to run the Open LDAP server






15. This file type contains only data as a stream of characters - also known as a regular file






16. File that contains information on the user's password and data - including encrypted password - min/max days of password change - inactivity timeframe - etc






17. Converts a process running in user mode to a protected kernel mode process






18. Device Information Command that displays device config information including hardware - pseudo devices - etc






19. Command used on a Linux system to view the disk's physical partitioning scheme






20. Command in Solaris that lists the modules that are currently loaded






21. The hardware device responsible for handling memory accesses requested by the processor






22. Secondary boot program that locates and load the basic kernel






23. The command to report file system disk space usage






24. Two Servers in openldap-servers: /usr/sbin/slapd and ________






25. Three Device ____________: prtconf - sysdef - dmesg






26. Software interrupt that's processed immediately that's generated by a currently running process






27. Command used to delete a group






28. This Layer consists of user processes that are running - including Shells - UNIX commands - utility programs - and user application programs






29. A file that contains the name of another file - similar to a shortcut; ln -s <targetfile> <linkfile>






30. Daemon that is used for viewing network services in Linux - has more customization than the Solaris counterpart






31. Controls the hardware that manages mapping of virtual to physical memory






32. Command used to view RPC services and their appropriate ports






33. This Layer includes hardware such as CPU - system memory - the terminal - disks - CD-ROM - and NIC






34. Presents each user with a prompt - executes user commands - and supports a custom environment for each user






35. Two Basic Components of ___: Superblock data structure and Group Descriptor Table






36. In Solaris/Linux - the command used to mount a share from a server to a client's system






37. Programs similar to GINA in Windows that provides the login prompt






38. Lists the block on the disc where the data is stored - usually has a fixed size






39. Commands that reveals all *nix file systems - including disk space usage and their logical mount points






40. Syntax to add a path to PATH variable






41. Device Name that represents the "full device" pathname for a device - located in the /devices directory






42. Creates a user with default group; if not given - a new group with the user's name will be created






43. Two Ordinary File Types: Text and ______






44. Three Types of System Calls: ____________ - process control - and common controls






45. File that specifies machines to use for name resolution






46. Command in Linux that provides an interface to allow you to examine and change parameters in /proc/sys






47. A pointer to a file's inode - can be thought of as having the linked file being "the same" as the original; ln <targetfile> <linkfile>






48. Command used to change parameters normally set with useradd






49. Phase that runs self diagnostics and verifying the system's hardware and memory - as well as POST - building the device tree - displaying the system banner - and running bootblk






50. Two Daemons in Samba for _____ : smbd and nmbd