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MCQs

Total Questions : 296 | Page 9 of 30 pages
Question 81. 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?
  1.    find -mtime +365 | rm
  2.    grep (/usr/*) - mtime + 365 | -ok rm
  3.    find -name - mtime + 365 / - ok rm
  4.    find /user/* (-mtime + 365 - a - atime +365 ) - OK rm {} ;
  5.    None of the above
 Discuss Question
Answer: Option D. -> find /user/* (-mtime + 365 - a - atime +365 ) - OK rm {} ;
Question 82. Which of the following commands is used to summarize the disk usage?
  1.    chkdsk
  2.    fdisk
  3.    du
  4.    disk
  5.    None of the above
 Discuss Question
Answer: Option C. -> du
Question 83. Which command is used to sort the lines of data in a file in alphabetical order?
  1.    sort
  2.    sh
  3.    st
  4.    sort -r
  5.    None of the above
 Discuss Question
Answer: Option A. -> sort
Question 84. If a file has read and write permissions for the owner, then the octal representation of the permissions will be
  1.    1
  2.    6
  3.    5
  4.    3
  5.    None of the above
 Discuss Question
Answer: Option B. -> 6
Question 85. Which command is used to copy a file wb with the same name from the programs directory to the misc directory?
  1.    copy programs/wb misc/wb
  2.    cp programs/wb misc
  3.    tar programs/wb misc/wb
  4.    copy a:programs/wb b:misc/wb
  5.    None of the above
 Discuss Question
Answer: Option B. -> cp programs/wb misc
Question 86. Which is the earliest and most widely used shell that came with the UNIX system?
  1.    C shell
  2.    Korn shell
  3.    Bourne shell
  4.    Smith shell
  5.    None of the above
 Discuss Question
Answer: Option C. -> Bourne shell
Question 87. The seventh field of /etc/password is
  1.    password
  2.    login
  3.    shell
  4.    home
  5.    None of the above
 Discuss Question
Answer: Option C. -> shell
Question 88. Which command is used to display the end of the file?
  1.    head - r
  2.    tail
  3.    eof
  4.    bof
  5.    None of the above
 Discuss Question
Answer: Option B. -> tail
Question 89. Which command is used to create a directory?
  1.    crdir
  2.    md
  3.    mkdir
  4.    cr
  5.    None of the above
 Discuss Question
Answer: Option C. -> mkdir
Question 90. Which command is used to display the device name of the terminal you are using?
  1.    who
  2.    ls
  3.    tty
  4.    stty
  5.    None of the above
 Discuss Question
Answer: Option C. -> tty

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