Operating System (Online Practice) Page 5

Q1: Which key is used to delete the text before, or to the left of the cursor?
  • a) enter
  • b) delete
  • c) backspace
  • d) space bar

Q2: Which directory cannot be created by MD command?
  • a) sub directory
  • b) child directory
  • c) root directory
  • d) all

Q3: Which key is used to get help in windows based program?
  • a) F1
  • b) enter
  • c) F10
  • d) esc

Q4: The disk used to start the computer is known as
  • a) system disk
  • b) bootable disk
  • c) start up disk
  • d) all

Q5: Which system is built directly for hardware?
  • a) operating
  • b) environment
  • c) CPU
  • d) all

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