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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 |
The Programmable Interval Timer (Pit) Has Input Frequency Of
|
1.193Mhz
|
2.192Mhz
|
3.196Mhz
|
4.198Mhz
|
A |
| CS401 |
The Registers Ip Sp Bp Si Di And Bx All Can Contain A __________Offset.
|
8-Bit
|
16-Bit
|
32-Bit
|
64-Bit
|
B |
| CS401 |
The Routine That Executes In Response To An Int Instruction Is Called
|
Isr
|
Irs
|
Isp
|
Irt
|
A |
| CS401 |
The Routine That Executes In Response To An Int Instruction Is Called
|
Isr
|
Irs
|
Isp
|
Irt
|
A |
| CS401 |
The Screen Is Two Dimensional Space Having:
|
25 Rows And 25 Columns
|
25 Rows And 80 Columns
|
80 Rows And 80 Columns
|
80 Rows And 25 Columns
|
D |
| CS401 |
The Second Byte In The Word Designated For Screen Location Holds
|
The Dimension Of The Screen
|
Character Position On The Screen
|
Character Color On The Screen
|
Acsii Code Of The Character
|
C |
| CS401 |
The Serial Port Connection Is A __________ Connector
|
9Pin Db 9
|
8Pin Db 9
|
3Pin Db 9
|
9Pin Db 5
|
A |
| CS401 |
The Shift Logical Right Operation Inserts
|
A Zero At Right
|
A Zero At Left
|
A One At Right
|
A One At Right
|
B |
| CS401 |
The Space Where All The Registers Of A Task Are Stored Is Called The
|
Control Block
|
Process Control Block
|
Stack
|
Memory
|
A |
| CS401 |
The Table Index (Ti) Is Set To To Access The Gdt (Global Descriptor Table).
|
-2
|
-1
|
0
|
1
|
C |
| CS401 |
The Thread Registration Code Initializes The Pcb And Adds It To The Linked List So That The __________ Will Give It A Turn.
|
Assembler
|
Scheduler
|
Linker
|
Debugger
|
B |
| CS401 |
The Time Interval Between Two Timer Ticks Is ?
|
40Ms
|
45Ms
|
50Ms
|
55Ms
|
D |
| CS401 |
The Time Interval Between Two Timer Ticks Is?
|
40Ms
|
45Ms
|
50Ms
|
55Ms
|
D |
| CS401 |
The Value Of A Segment Register When The Processor Is Running Under Protected Mode Is Called ___________
|
Segment Descriptor
|
Segment Selector
|
Global Descriptor Table
|
Protected Register
|
A |
| CS401 |
There Are Three Busses To Communicate The Processor And Memory Named As __________
|
Address Bus. Data Bus And Data Bus
|
Addressing Bus. Data Bus And Data Bus
|
Address Bus. Datamove Bus And Data Bus
|
Address Bus. Data Bus And Control Bus
|
D |
| CS401 |
There Are Total __________ Bytes In A Standard Floppy Disk.
|
1444K
|
1440K
|
1280K
|
2480K
|
B |
| CS401 |
There Is No Instruction To Clear The
|
Trap Flag
|
Interrupt Flag
|
Direction Flag
|
None Of The Above
|
A |
| CS401 |
Threads Can Have Function Calls Parameters And __________ Variables.
|
Global
|
Local
|
Legal
|
Illegal
|
B |
| CS401 |
To Clear Direction Flag Which Instruction Is Used
|
Cld
|
Clrd
|
Cl Df
|
Clr Df
|
A |
| CS401 |
To Convert Any Digit To Its Ascii Representation
|
Add 0X30 In The Digit
|
Subtract 0X30 From The Digit
|
Add 0X61 In The Digit
|
Subtract 0X61 From The Digit
|
A |