In the name of ALLAH, the most beneficient, the most merciful

Computer Architecture and Assembly Language Programming (CS401)

Multiple Choice Questions (MCQs)

 

Objective Questions

Question

Which of the following gives the more logical view of the storage medium?

  1. BIOS
  2. DOS
  3. Both
  4. None

Answer: 2 Chapter No. 13 

Question

An 8 x 16 font is stored in ______________ bytes.

  1. 2
  2. 4
  3. 8
  4. 16

Answer: 4 Chapter No. 12 

Question

In DOS input buffer, the number of characters actually read on return is stored in ___________ byte.

  1. 3rd
  2. 4th
  3. 1st
  4. 2nd

Answer: 4 Chapter No. 12 

Question

Which of the following interrupts is Non maskable interrupt?

  1. INT 2
  2. INT 3
  3. INT 0
  4. INT 1

Answer: 1 Chapter No. 8 

Question

In STOSW instruction, when DF is clear, DI is ___________

  1. Incremented by 1
  2. Incremented by 2
  3. Decremented by 1
  4. Decremented by 2

Answer: 2 Chapter No. 7 

Question

Which bit of the attributes byte represents the red component of foreground color?

  1. 5
  2. 4
  3. 3
  4. 2

Answer: 4 Chapter No. 6 

Question

SP is associated with ____________ , by default.

  1. SS
  2. DS
  3. CS
  4. ES

Answer: 1 Chapter No. 2