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






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






3. File that maps IP addresses to hostnames and aliases






4. Makes the new home directory if it does not exist






5. Command used to switch to a new group before creating a file that would be used by a different current group - similar to 'su'






6. 6 Hardware Interface Module Functions: ________ - memory management - interrupt handling - low level device control - disk system management - Process synchronization & IPC






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






8. Command to view your swap partition in human readable format






9. The web server widely used in the public domain that was based off of a UNIX Web server






10. Command used to view system calls accessed during the execution of a command on Solaris systems






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






12. Command used to convert/sync information in the /etc/passwd and /etc/shadow files






13. Command used to delete a group






14. 5 Common Solaris/Linux _______: SIGHUP - SIGINT - SIGQUIT - SIGKILL - SIGTERM






15. Phase where the kernel initializes itself and begins loading modules using ufsboot. Once finished - it unmaps ufsboot






16. Displays default values when adding a new user with no options






17. Hangup - restarts a daemon






18. Where master copies of the startup scripts resides






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






20. Command used to create a new group






21. These are found within the kernel layer at the level closest to the hardware






22. Four Ext* _________: Modify - Access - Change - Delete






23. Sent by hardware when it needs the processors' attention - caused by an external event






24. Returns system information pertaining to the platform






25. Displays process list with attributes






26. 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






27. Daemon that is used to configure network services in Solaris






28. A simple data structure that contains the file name and the inode address where the file's metadata can be found - also contains a pointer to the next entry






29. Extra permission bit that allows anyone to run a program with the same privileges as its owner or group - denoted by *






30. Types Two ___________: Block and Character






31. Similar to DLLs in Windows that can be built upon and around system calls






32. Command that verifies the current run-level






33. File where group memberships are established - inluding group names - encrypted password - GID - and users in each group






34. Ordinary file that contains only printable characters






35. Two Types of Variables: Local and ________






36. File that inetd daemon gets it's instructions from - maintains a file format that is the same across all platforms






37. Command to view your swap partition






38. Terminal Interrupt via user keypress






39. Gives UNIX/Linux users the ability to access shared resources on Windows machines by implementing CIFS






40. Device file for devices such as floppy drive - CDROM - etc; located in the /dev/dsk directory






41. Applys changes to /etc/sysctl.conf






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






43. In Linux - the command that controls NFS function






44. Virtual directory that provides an interface to sysctl parameters - allowing you to examine and change them






45. A low level program that allows the kernel to communicate with the specific piece of hardware






46. Device Information Command that displays system diagnostic messages and a list of attached devices






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






48. Device Information Command that displays system config info including total memory and device configuration






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






50. Two Types of _______________: Root (AKA Boot) and Swap