Tag: operating systems

Questions Related to operating systems

wc command can be used to count the number of lines in a file

  1. True

  2. False


Correct Option: A

AI Explanation

To answer this question, let's understand the purpose of the wc command.

The wc command is a command-line utility in Unix-like operating systems that stands for "word count". It is primarily used to count the number of lines, words, and characters in a file.

So, the given statement is true. The wc command can indeed be used to count the number of lines in a file.

Therefore, the correct answer is A) True.

  1. A Serial Editor

  2. A Stream Editor

  3. A shredder tool

  4. All the above


Correct Option: B

How to list the directory and files structure up to a depth of one directory

  1. ls -ltr

  2. ls -R

  3. ls *

  4. ls -L2


Correct Option: C

Is Javascript related to java

  1. True

  2. False


Correct Option: B