Tag: technology

Questions Related to technology

How can I tell which version of Unix I am using?

  1. version

  2. version -a

  3. uname

  4. no command


Correct Option: C
  1. gunzip/expand

  2. gzip

  3. zip

  4. winzip


Correct Option: A
  1. tar -cvf file/tar -xvf file

  2. tar -xvf file /tar -cvf file

  3. tar -cvf file.tar /tar -xvf file.tar /

  4. tar -xvf file.tar /tar -cvf file.tar /


Correct Option: C

How do I remove a file/directory?

  1. removedir

  2. rmdir

  3. rm

  4. None


Correct Option: B

How do I make all filenames in a directory lowercase?

  1. for i in *; do mv $i echo $i | tr [A-Z] [a-z]; done

  2. ls | mv $i | tr [A-Z] [a-z];

  3. ls | for I in do mv $i | tr [A-Z] [a-z]; done

  4. None


Correct Option: A
  1. past working directory

  2. people working directory

  3. path working directory

  4. present working directory


Correct Option: D
  1. A application to create Unix boot immages

  2. Application to create text files

  3. Application to create animations

  4. Application to create text file as well as animations


Correct Option: B