Tag: programming languages

Questions Related to programming languages

Command to change the permissions of a file
technology programming languages

  1. chown

  2. cp

  3. chmod

  4. cd

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Correct Option: A,B,C,D

How to rename a file in unix?
technology programming languages

  1. rename

  2. cp

  3. mv

  4. cat

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Correct Option: A,B,C,D

touch command can be used for ?
technology programming languages

  1. To create a directory

  2. To change timestamp of a file

  3. To edit a file

  4. To create a empty file

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Correct Option: A,B,C,D

Command to list the hidden files inside a directory
technology programming languages

  1. ls -R

  2. ls -l

  3. ls -a

  4. None of the above

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Correct Option: A,B,C,D

Command to delete a directory which contains some files.
technology programming languages

  1. rm

  2. rmdir

  3. rmdir -r

  4. rm -r

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Correct Option: A,B,C,D

Command to change the permissions of a file
technology programming languages

  1. chown

  2. cp

  3. chmod

  4. cd

Show answer
Correct Option: A,B,C,D

How to rename a file in unix?
technology programming languages

  1. rename

  2. cp

  3. mv

  4. cat

Show answer
Correct Option: A,B,C,D

Which of the following is NOT a tool used to aid software design?
technology programming languages

  1. Flow charts

  2. Pseudocode

  3. Bytecode

  4. UML

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Correct Option: C

Pointers are a mainstay of C programming but faulty pointer arithmetic can often lead to serious bugs. Which of the following C-derived languages has opted to eliminate C-style pointers altogether?
technology programming languages

  1. C#

  2. Java

  3. Objective-C

  4. C++

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Correct Option: B

You have a long night of coding ahead. Which of the following energy drinks offers the most caffeine and sugar per ounce?
technology programming languages

  1. Red Bull

  2. Monster

  3. Rockstar

  4. Full Throttle

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Correct Option: C