Tag: operating systems

Questions Related to operating systems

which command is used to print the lines which are having only one '\'

  1. grep "^\$" filename

  2. grep "^\$" filename

  3. grep "^\\$" filename

  4. grep "^\\$" filename


Correct Option: D
  1. mkdir -p x/y x/y/z

  2. mkdir -r x/y x/y/z

  3. mkdir x x/y x/y/z

  4. mkdir -x x/y x/y/z


Correct Option: A,C

64-bit os means

  1. CPU register is 64 bit

  2. It stores information in hard disk as 64-bit format

  3. Data in main memory stored in 64-bit

  4. OS is developed using 64-bit compiler


Correct Option: C

What is the windows version of WIN XP os

  1. 4.x

  2. 5.x

  3. 6.x

  4. 7.x


Correct Option: B
  1. MS office

  2. IE

  3. Windows Mail

  4. Windows Media Player


Correct Option: B
  1. Memory overflow error may occure

  2. CPU will slow down

  3. Hard disk operations may be very slow

  4. May slow down pc performance due to more memory fragmentation.


Correct Option: D
  1. CPU register is 64 bit

  2. It stores information in hard disk as 64-bit format

  3. Data in main memory stored in 64-bit

  4. OS is developed using 64-bit compiler


Correct Option: C
  1. MS office

  2. IE

  3. Windows Mail

  4. Windows Media Player


Correct Option: B