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MCQs

Total Questions : 296 | Page 4 of 30 pages
Question 31. Which option is used with rm command to make the command prompt the user with each filename and a ?, before acting on it
  1.    -r
  2.    #NAME?
  3.    #NAME?
  4.    -1
  5.    None of the above
 Discuss Question
Answer: Option C. -> #NAME?
Question 32. Which of the following directories contain all the Alias created by a user, including his login directory?
  1.    /tmp
  2.    /etc
  3.    /usr
  4.    /dev
  5.    None of the above
 Discuss Question
Answer: Option C. -> /usr
Question 33. Which of the following commands is used to obtain a list of all files by modification time?
  1.    ls -1
  2.    ls -t
  3.    ls -i
  4.    ls -R
  5.    None of the above
 Discuss Question
Answer: Option B. -> ls -t
Question 34. The % key allows you
  1.    to move the cursor to a matching delimiter, when a delimiters a parenthesis, a bracket, or a brace.
  2.    to move the cursor to the upperleft corner of the screen
  3.    to move the cursor backward to the beginning of a word
  4.    to move the cursor to the first column in the current line
  5.    None of the above
 Discuss Question
Answer: Option A. -> to move the cursor to a matching delimiter, when a delimiters a parenthesis, a bracket, or a brace.
Question 35. Which command is used to display the characteristics of a process?
  1.    pid
  2.    du
  3.    ps
  4.    au
  5.    None of the above
 Discuss Question
Answer: Option C. -> ps
Question 36. Which of the following commands is used to identify the type of file by context?
  1.    ls
  2.    cat
  3.    file
  4.    more
  5.    None of the above
 Discuss Question
Answer: Option C. -> file
Question 37. The field separator in cut command is specified with
  1.    #NAME?
  2.    #NAME?
  3.    -r option
  4.    #NAME?
  5.    None of the above
 Discuss Question
Answer: Option D. -> #NAME?
Question 38. Which command is used to make all files and sub-directories in the directory (progs) executable by all users?
  1.    chmod -R a+x progs
  2.    chmod -R 222 progs
  3.    chmod -1 a+x progs
  4.    chmod -x a+x progs
  5.    None of the above
 Discuss Question
Answer: Option A. -> chmod -R a+x progs
Question 39. Which option will be used with touch command to change the access time?
  1.    -a
  2.    -b
  3.    -t
  4.    -h
  5.    None of the above
 Discuss Question
Answer: Option A. -> -a
Question 40. Which of the following options will be used to display number of blocks used by a file?
  1.    -c
  2.    #NAME?
  3.    #NAME?
  4.    #NAME?
  5.    None of the above
 Discuss Question
Answer: Option D. -> #NAME?

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