Updated 101-500 Exam Dumps V12.02 [2022] – Proper Study Materials For 101-500 Exam Preparation

1. Topic 1, System Architecture

CORRECT TEXT

Which command displays the contents of the Kernel Ring Buffer on the command line? (Provide only the command name without any options or path information)

2. Which of the following information is stored within the BIOS? (Choose TWO correct answers.)

3. Which of the following options for the kernel's command line changes the systemd boot target to rescue.target instead of the default target?

4. CORRECT TEXT

You suspect that a new ethernet card might be conflicting with another device.

Which file should you check within the /proc tree to learn which IRQs are being used by which kernel drivers?

5. CORRECT TEXT

Which file in the /proc filesystem lists parameters passed from the bootloader to the kernel? (Specify the file name only without any path.)

6. During a system boot cycle, what program is executed after the BIOS completes its tasks?

7. What information can the lspci command display about the system hardware? (Choose THREE correct answers.)

8. During a system boot cycle, what is the program that is run after the BIOS completes its tasks?

9. CORRECT TEXT

The USB device filesystem can be found under /proc/______/usb/. (Please fill in the blank with the single word only)

10. The system is having trouble and the engineer wants to bypass the usual /sbin/init start up and run /bin/sh.

What is the usual way to pass this change to the kernel from your boot loader?

11. What is the first program that is usually started, at boot time, by the Linux kernel when using SysV init?

12. Which of the following kernel parameters instructs the kernel to suppress most boot messages?

13. The message "Hard Disk Error" is displayed on the screen during Stage 1 of the GRUB boot process.

What does this indicate?

14. Which of the following commands will write a message to the terminals of all logged in users?

15. CORRECT TEXT

Which command will display messages from the kernel that were output during the normal boot sequence?

16. Which SysV init configuration file should be modified to disable the ctrl-alt-delete key combination?

17. Which of the following commands reboots the system when using SysV init? (Choose TWO correct answers.)

18. Which run levels should never be declared as the default run level when using SysV init? (Choose TWO correct answers.)

19. Which of the following statements is correct when talking about /proc/?

20. Which of the following are init systems used within Linux systems? (Choose THREE correct answers.)

21. Which of the following commands brings a system running SysV init into a state in which it is safe to perform maintenance tasks? (Choose TWO correct answers.)

22. What of the following statements are true regarding /dev/ when using udev? (Choose TWO correct answers.)

23. You are having some trouble with a disk partition and you need to do maintenance on this partition but your users home directories are on it and several are logged in.

Which command would disconnect the users and allow you to safely execute maintenance tasks?

24. Topic 2, Linux Installation and Package Management

Which RPM command will output the name of the package which supplied the file /etc/exports?

25. CORRECT TEXT

Which Debian package management tool asks the configuration questions for a specific already installed package just as if the package were being installed for the first time? (Specify ONLY the command without any path or parameters.)

26. Which of the following options is used in a GRUB Legacy configuration file to define the amount of time that the GRUB menu will be shown to the user?

27. When using rpm --verify to check files created during the installation of RPM packages, which of the following information is taken into consideration? (Choose THREE correct answers.)

28. CORRECT TEXT

Which option to the yum command will update the entire system? (Specify ONLY the option name without any additional parameters.)

29. Which of the following commands can be used to perform a full text search on all available packages on a Debian system?

30. Which of the following is correct when talking about mount points?

31. Which of the following commands is used to update the list of available packages when using dpkg based package management?

32. You want to preview where the package file, apache-xml.i386.rpm, will install its files before installing it.

What command do you issue?

33. CORRECT TEXT

Typically, which top level system directory is used for files and data that change regularly while the system is running and are to be kept between reboots? (Specify only the top level directory)

34. When removing a package, which of the following dpkg options will completely remove the files including configuration files?

35. CORRECT TEXT

An administrator has issued the following command:

grub-install --root-directory=/custom-grub /dev/sda

In which directory will new configuration files be found? (Provide the full directory path only without the filename)

36. Which of the following commands updates the linker cache of shared libraries?

37. CORRECT TEXT

Which command will disable swapping on a device? (Specify ONLY the command without any path or parameters.)

38. Which of the following commands lists the dependencies of a given dpkg package?

39. Which of the following environment variables overrides or extends the list of directories holding shared libraries?

40. CORRECT TEXT

To prevent users from being able to fill up the / partition, the ____________ directory should be on a separate partition if possible because it is world writeable.

41. CORRECT TEXT

In which directory must definition files be placed to add additional repositories to yum?

42. CORRECT TEXT

Which world-writable directory should be placed on a separate partition in order to prevent users from being able to fill up the / filesystem? (Specify the full path to the directory.)

43. Which of the following commands lists all currently installed packages when using RPM

package management?

44. Which file should be edited to select the network locations from which Debian installation package files are loaded?

45. Which of the following apt-get commands will install the newest versions of all currently installed packages without removing any packages or installing new packages that are not already installed?

46. Which of the following commands overwrites the bootloader located on /dev/sda without overwriting the partition table or any data following it?

47. To what environment variable will you assign or append a value if you need to tell the dynamic linker to look in a build directory for some of a program's shared libraries?

48. CORRECT TEXT

What is the name of the main configuration file for GNU GRUB? (Specify the file name only without any path.)

49. What is the difference between the --remove and the --purge action with the dpkg command?

50. After modifying GNU GRUB's configuration file, which command must be run for the changes to take effect?

51. Which of the following commands can be used to download the RPM package kernel without installing it?

52. Which function key is used to start Safe Mode in Windows NT?

53. CORRECT TEXT

The dpkg-____ command will ask configuration questions for a specified package, just as if the package were being installed for the first time.

54. What can the Logical Volume Manager (LVM) be used for? (Choose THREE correct answers.)

55. Topic 3, GNU and Unix Commands

Which of the following characters can be combined with a separator string in order to read from the current input source until the separator string, which is on a separate line and without any trailing spaces, is reached?

56. Which of the following commands will NOT update the modify timestamp on the file /tmp/myfile.txt?

57. Which of the following commands kills the process with the PID 123 but allows the process to "clean up" before exiting?

58. What is the default nice level when a process is started using the nice command?

59. What is the maximum niceness value that a regular user can assign to a process with the nice command when executing a new process?

60. You are trying to make a hard link to an ordinary file but ln returns an error.

Which of the following could cause this?

61. Which of the following commands can be used to create a USB storage media from a disk image?

62. In compliance with the FHS, in which of the directories are man pages found?

63. What is the difference between the i and a commands of the vi editor?

64. A user accidentally created the subdirectory dir in his home directory.

Which of the following commands will remove that directory?

65. What does the + symbol mean in the following grep regular expression:

grep '^d[aei]+d$' /usr/share/dict/words

66. What happens after issuing the command vi without any additional parameters?

67. CORRECT TEXT

Which command displays a list of all background tasks running in the current shell? (Specify ONLY the command without any path or parameters.)

68. Which of the following files, located in the user home directory, is used to store the Bash history?

69. Which Bash environment variable defines in which file the user history is stored when exiting a Bash process? (Specify ONLY the variable name.)

70. Which of the following commands will print the last 10 lines of a text file to the standard output?

71. Which of the following statements is correct regarding the command foo 1> bar?

72. Which of the following commands displays the contents of a gzip compressed tar archive?

73. Which of the following commands determines the type of a file by using a definition database file which contains information about all common file types?

74. Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO correct answers.)

75. CORRECT TEXT

Which command is used in a Linux environment to create a new directory? (Specify ONLY the command without any path or parameters.)

76. In the vi editor, which of the following commands will copy the current line into the vi buffer?

77. While editing a file in vi, the file changes due to another process.

Without exiting vi, how can the file be reopened for editing with the new content?

78. What command will generate a list of user names from /etc/passwd along with their login shell?

79. Which of the following commands moves and resumes in the background the last stopped shell job?

80. Which of the following commands is used to change options and positional parameters for

a running Bash?

81. What is the output of the following command?

echo "Hello World" | tr -d aieou

82. Which of the following command sets the Bash variable named TEST with the content FOO?