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

SP is associated with ____________ , by default.

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

Answer: 1 Chapter No. 2 

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

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 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

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 gives the more logical view of the storage medium?

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

Answer: 2 Chapter No. 13