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MCQs Library
Browse subject-wise multiple choice questions, review answers quickly, and start a test from the same section.
Questions
| Code | Question | Option A | Option B | Option C | Option D | Answer |
|---|---|---|---|---|---|---|
| CS401 |
Which Bit Of The Attributes Byte Represents The Blue Component Of Background Color ?
|
3
|
4
|
5
|
6
|
B |
| CS401 |
Which Bit Of The Attributes Byte Represents The Blue Component Of Foreground Color
|
0
|
1
|
2
|
3
|
A |
| CS401 |
Which Bit Of The Attributes Byte Represents The Red Component Of Background Color ?
|
3
|
4
|
5
|
6
|
D |
| CS401 |
Which Bit Of The Attributes Byte Represents The Red Component Of Foreground Color
|
2
|
3
|
4
|
5
|
A |
| CS401 |
Which Bit Sets The Character Blinking On The Screen?
|
5
|
6
|
7
|
8
|
C |
| CS401 |
Which Flags Are Not Used For Mathematical Operations ?
|
Carry Interrupt And Trap Flag.
|
Direction Interrupt And Trap Flag.
|
Direction Overflow And Trap Flag.
|
Direction Interrupt And Sign Flag.
|
B |
| CS401 |
Which Is The Unidirectional Bus ? (I) Control Bus (Ii) Data Bus (Iii) Address Bus
|
I Only
|
Ii Only
|
Iii Only
|
I And Ii Only
|
C |
| CS401 |
Which Mathematical Operation Is Dominant During The Execution Of Scas Instruction
|
Division
|
Multiplication
|
Addition
|
Subtraction
|
D |
| CS401 |
Which Of The Following Flags Will Be Affected By Movsw?
|
Df
|
Pf
|
Zf
|
No Effect On Flags
|
D |
| CS401 |
Which Of The Following Gives The More Logical View Of The Storage Medium
|
Bios
|
Dos
|
Both
|
None
|
B |
| CS401 |
Which Of The Following Interrupt Is Of Highest Priority Interrupt?
|
Key Board Interrupt
|
Timer Interrupt
|
Int 2
|
Int 3
|
B |
| CS401 |
Which Of The Following Interrupts Is Non Maskable Interrupt
|
Int 0
|
Int 1
|
Int 2
|
Int 3
|
C |
| CS401 |
Which Of The Following Interrupts Is Used For Saving And Restoring The Registers
|
Int0
|
Int6
|
Int7
|
Int8
|
D |
| CS401 |
Which Of The Following Irq Is Cascading Interrupt
|
Irq 0
|
Irq 1
|
Irq 2
|
Irq 3
|
C |
| CS401 |
Which Of The Following Irqs Is Connected To Serial Port Com 1?
|
Irq 4
|
Irq 5
|
Irq 6
|
Irq 7
|
A |
| CS401 |
Which Of The Following Irqs Is Connected To Serial Port Com 2?
|
Irq 0
|
Irq 1
|
Irq 2
|
Irq 3
|
D |
| CS401 |
Which Of The Following Irqs Is Derived By A Key Board?
|
Irq 0
|
Irq 1
|
Irq 2
|
Irq 3
|
B |
| CS401 |
Which Of The Following Irqs Is Derived By A Timer Device?
|
Irq 0
|
Irq 1
|
Irq 2
|
Irq 3
|
A |
| CS401 |
Which Of The Following Irqs Is Used For Floppy Disk Derive?
|
Irq 4
|
Irq 5
|
Irq 6
|
Irq 7
|
C |
| CS401 |
Which Of The Following Is A Special Type Of Interrupt That Returns To The Same Instruction Instead Of The Next Instruction?
|
Divide Overflow Interrupt
|
Debug Interrupt
|
Arithmetic Overflow Interrupt
|
Change Of Sign Interrupt
|
A |