Q: Which of the following commands is used to remove files with confirmation prompt from the user file system which have neither been accessed nor modified i the last one year?

find /user/* $-mtime + 365 - a - atime +365 $ - OK rm {} \;

Question 1

Which command is used to print a file?

Accepted Answer

lp

Question 2

Which of the following commands is used to remove files with confirmation prompt from the user file system which have neither been accessed nor modified i the last one year?

Accepted Answer

find /user/* $-mtime + 365 - a - atime +365 $ - OK rm {} \;

Question 3

Which command is used to display the end of the file?

Accepted Answer

tail

Question 4

Which command is used to display the device name of the terminal you are using?

Accepted Answer

tty

Question 5

Which commands is used to assign executable permission to all of the files named "letter"?

Accepted Answer

chmod ugo+x letter

Question 6

Which of the following commands is used to copy a file wb from the programs directory into a file called wbx in the misc directory?

Accepted Answer

cp programs/wb misc/wbx

Question 7

The command chmod 761 note is equivalent to

Accepted Answer

chmod u=rwx, g=rw, o=x note

Question 8

The seventh field of /etc/password is

Accepted Answer

shell

Question 9

Which command will be used with vi editor to replace single character under cursor with any number of characters?

Accepted Answer

s

Question 10

Which option will be used with disk free command to include the total amount of disk space in the file system?

Accepted Answer

-t

Question 11

Which of the following commands is used to assign executable permission to the owner of the file named "note"?

Accepted Answer

Users selection: u - user: the owner of the file. g - group: users who are members of the file's group. o - others: users who are not the owner of the file or members of the group. a - all: all three of the above, is the same as ugo. Permissions: r - read w - write x - execute So, u+x => Execute (x) permission to Owner (u).

Question 12

Which command is used to copy a file wb with the same name from the programs directory to the misc directory?

Accepted Answer

cp programs/wb misc

Question 13

Which command is used to locate all the .profile files in the system?

Accepted Answer

find /-name profile -print

Question 14

Which command is used to set the three permissions for all the three categories of users of a file?

Accepted Answer

chmod

Question 15

Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories?

Accepted Answer

rm -r *

Question 16

Which of the following commands is used to count the total number of lines, words, and characters contained in a file.

Accepted Answer

wc

Question 17

Which command is used to create a directory?

Accepted Answer

mkdir

Question 18

Which command is used with vi editor to move cursor forward to first occurrence of character 'ch' in the current line?

Accepted Answer

fch

Question 19

Which of the following commands is used to copy directory structures in and out

Accepted Answer

cpio

Question 20

Which operator will be used with chmod command to assign absolute permission?

Accepted Answer

=

Unix Questions