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CS401
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Which Of The Following Interrupt Is Of Highest Priority Interrupt?
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Key Board Interrupt
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Timer Interrupt
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Int 2
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Int 3
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B
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CS401
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The Time Interval Between Two Timer Ticks Is ?
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40Ms
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45Ms
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50Ms
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55Ms
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D
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|
CS401
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Motorola 68K Processors Have __________ 23Bit General Purpose Registers.
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4
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16
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32
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64
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C
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CS401
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In Dos Input Buffer Number Of Characters Actually Read On Return Is Stored In
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First Byte
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Second Byte
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Third Byte
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Fourth Byte
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B
|
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CS401
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Which Is The Unidirectional Bus ? (I) Control Bus (Ii) Data Bus (Iii) Address Bus
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I Only
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Ii Only
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Iii Only
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I And Ii Only
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C
|
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CS401
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The Table Index (Ti) Is Set To To Access The Gdt (Global Descriptor Table).
|
-2
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-1
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0
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1
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C
|
|
CS401
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The Memory Address Always Move From
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Processor To Memory
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Memory To Processor
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Memory To Peripheral
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Peripheral To Processor
|
A
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|
CS401
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Move [Bp] Al Moves The One Byte Content Of The Al Register To The Address Contained In Bp Register In The Current
|
Stack Segment
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Code Segment
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Data Segment
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Extra Segment
|
A
|
|
CS401
|
After The Execution Of Rep Instruction Cx Will Be Decremented Then Which Of The Following Flags Will Be Affected?
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Cf
|
Of
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Df
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No Flags Will Be Affected
|
D
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|
CS401
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To Reserve 8-Bits In Memory Directive Is Used.
|
Db
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Dw
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Dn
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Dd
|
A
|
|
CS401
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The Process Of Sending Signals Back And Forth Is Called
|
Activity
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Hand-Shaking
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Interruption
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Time Clicking
|
D
|
|
CS401
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In The “Mov Ax 5” 5 Is The __________ Operand.
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Source
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Destination
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Memory
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Register
|
A
|
|
CS401
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Bl Contains 5 Decimal Then After Right Shift Bl Will Become
|
2.5
|
3
|
5
|
10
|
A
|
|
CS401
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When A 32 Bit Number Is Divided By A 16 Bit Number The Quotient Will Be Stored In
|
Ax
|
Bx
|
Cx
|
Dx
|
A
|
|
CS401
|
All The Addressing Mechanisms Iniapx88 Return A Number Called Address.
|
Effective
|
Faulty
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Indirect
|
Direct
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A
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|
CS401
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Assembly The Cx Register Is Used Normally As A __________Register.
|
Source
|
Counter
|
Index
|
Pointer
|
B
|
|
CS401
|
Sp Is Associated With ___________ By Default
|
Ss
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Ds
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Cs
|
Es
|
A
|
|
CS401
|
In Left-Shift-Operation The Left Most Bit
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Will Drop
|
Will Go Into Cf
|
Will Come To The Right Most
|
Will Be Always 1
|
B
|
|
CS401
|
When Divide Overflow Occurs Processor Will Be Interrupted This Type Of Interrupt Is Called
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Hardware Interrupt
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Software Interrupt
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Processor Exception
|
Logical Interrupts
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A
|
|
CS401
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When Two 16Bit Numbers Are Added The Answer Can Be 17 Bits Long This Extra Bit That Won’T Fit In The Target Register Is Placed In The Where It Can Be Used And Tested
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Carry Flag
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Parity Flag
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Auxiliary Carry
|
Zero Flag
|
A
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