Question 1

Which of the following command can be used to rename a file in LINUX?
A)ren
B)mv
C)remove
D)change

Accepted Answer

The "mv" command in Linux is used to move files, but it can also be used to rename a file by moving it to a new filename in the same directory.

Question 2

What command is used to remove a file?
A)del
B)mv
C)rm
D)remove

Accepted Answer

The "rm" command is used in Unix/Linux systems to remove files.

Question 3

What command is used to display the top of the file?
A)grep
B)more
C)head
D)cat

Accepted Answer

The "head" command is used to display the beginning part of files, by default showing the first 10 lines.

Question 4

What command is used to sort the lines of data in a file in reverse order?
A)sort - r
B)st
C)sh
D)sort

Accepted Answer

The correct command to sort the lines of data in a file in reverse order is `sort -r`. The `-r` option specifies reverse order sorting.

Question 5

What command is used to print a file?
A)lp
B)pg
C)prn
D)print

Accepted Answer

The command used to print a file in Unix/Linux systems is "lp". This command stands for "line printer" and is used to print files to a specified printer.

Question 6

The command chmod 761 letter is equivalent to
A)chmod 4=7, g = 6, o = 1 letter
B)chmod a = 761 letter
C)chmod u = rwx, g = rw, o = x letter
D)chmod 167 letter

Accepted Answer

The chmod command in Unix and Unix-like operating systems is used to change the file system mode of a file or directory. The mode can specify permissions and special modes. The command `chmod 761 letter` sets the permissions for the user (u) to read, write, and execute (rwx, which corresponds to 7), for the group (g) to read and write (rw, which corresponds to 6), and for others (o) to execute (x, which corresponds to 1). Therefore, the equivalent symbolic mode is `chmod u=rwx,g=rw,o=x letter`.

Question 7

What command is used with vi editor to move forward to the end of a word?
A)c
B)d
C)b
D)e

Accepted Answer

The command "e" is used in vi editor to move the cursor forward to the end of a word.

Question 8

The IP address are based on
A)16-bit addresses
B)32-bit addresses
C)64-bit addresses
D)8-bit addresses

Accepted Answer

IP addresses, specifically IPv4 addresses, are based on 32-bit addresses. This allows for over 4 billion unique addresses.

Question 9

Which daemon is used for the Apache server?
A)apached
B)httpd
C)html
D)shttp

Accepted Answer

The daemon used for the Apache server is "httpd", which stands for HTTP Daemon. This is the main program that runs in the background and handles requests for access to web pages.

Question 10

Who founded the FSF?
A)Linus Torvalds
B)Richard Stallman
C)Bob Young
D)All of the above

Accepted Answer

Richard Stallman founded the Free Software Foundation (FSF) in October 1985 to support the free software movement, which promotes the universal freedom to study, distribute, create, and modify computer software.

Question 11

What command is used to copy a file?
A)tar
B)cpio
C)cp
D)copy

Accepted Answer

The "cp" command is used in Unix/Linux systems to copy files and directories.

Question 12

What command is used to display your current working directory?
A)path
B)pwd
C)prompt $p$g
D)dir

Accepted Answer

The command "pwd" stands for "print working directory" and is used to display the current working directory in Unix-like operating systems.

Question 13

What command is used with vi editor to move the cursor to the left?
A)h
B)k
C)j
D)i

Accepted Answer

The command "h" is used in vi editor to move the cursor one character to the left.

Question 14

Which of the following command is used to mount NFS filesystems?
A)nfsmount
B)knfsd
C)mount
D)All of the above

Accepted Answer

The command used to mount NFS filesystems is "mount". NFS-specific options can be passed with the command to mount NFS shares.

Question 15

You just added a new user, kara, to the system. What group is kara added to by default?
A)root
B)kara
C)group
D)user

Accepted Answer

When a new user is added to a system, especially in Unix/Linux environments, a group with the same name as the user is created by default, and the user is added to that group. Thus, if the user's name is kara, a group named kara is created, and kara is added to it.

Question 16

Which of the following command lists the last 10 lines of a file?
A)grep
B)tail
C)head
D)cat

Accepted Answer

The 'tail' command is used to display the last part of files, and by default, it shows the last 10 lines of a file.

Question 17

What command is used to terminate a process?
A)kill
B)cancel
C)haltsys
D)shutdown

Accepted Answer

The "kill" command is used to terminate processes in Unix, Linux, and other Unix-like operating systems. It sends a specified signal to the targeted process, with the default signal being SIGTERM, which requests the process to terminate gracefully.

Question 18

What command is used with vi editor to delete three words?
A)3$d
B)3 dw
C)3 x
D)3 dd

Accepted Answer

The correct command to delete three words in vi editor is "3 dw". The "dw" command deletes a word, and prefixing it with "3" deletes three words.

Question 19

What command is used to assign only read permission to all three categories of the file'letter'?
A)chmod u + r, g + r, o - x letter
B)chmod ugo = r letter
C)chmod a - rw letter
D)chmod go + r letter

Accepted Answer

The correct command to assign only read permission to all three categories (user, group, others) of the file 'letter' is `chmod ugo=r letter`. This command sets the permissions for user, group, and others to read only, effectively removing any other permissions that might have been set previously.

Question 20

What command is used with file named 'letter' to remove the executable permission from the user and assign read permission to the group and others?
A)chmod go + x, u - x letter
B)chmod g - x, uo + r letter
C)chmod go + r, u + x letter
D)chmod u - x, go + r letter

Accepted Answer

The correct command is `chmod u - x, go + r letter`, which removes executable permission from the user (`u - x`) and assigns read permission to the group and others (`go + r`).

Quiz 2: Linux Command

Which of the following command can be used to rename a file in LINUX?

What command is used to remove a file?

What command is used to display the top of the file?

What command is used to sort the lines of data in a file in reverse order?

What command is used to print a file?

The command chmod 761 letter is equivalent to

What command is used with vi editor to move forward to the end of a word?

The IP address are based on

Which daemon is used for the Apache server?

Who founded the FSF?

What command is used to copy a file?

What command is used to display your current working directory?

What command is used with vi editor to move the cursor to the left?

Which of the following command is used to mount NFS filesystems?

You just added a new user, kara, to the system. What group is kara added to by default?

Which of the following command lists the last 10 lines of a file?

What command is used to terminate a process?

What command is used with vi editor to delete three words?

What command is used to assign only read permission to all three categories of the file'letter'?

What command is used with file named 'letter' to remove the executable permission from the user and assign read permission to the group and others?