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Online Tests
PPSC Computer Science Chapter 17 Microprocessor And Assembly Language Online Test MCQs With Answers
Question # 1
Which technology using the microprocessor is fabricated on single chip
Choose an answer
POS
MOS
ALU
ABM
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Question # 2
Which is the commonly used programmable interface and particular used to provide handshaking.
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8251
8354
8459
8255
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Question # 3
AL stand for
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Accumulator low
Address low
Appropriate low
Application low
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Question # 4
The fetch execute cycle is to use a system know as.
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Assembly line
Pipelining
Cache
None
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Question # 5
AL 7 99H which operation is performed here
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Input
Out put
Both a and b
None
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Question # 6
PC's use_______ based on this architecture.
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CPU
ALU
MU
None
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Question # 7
MSD stand for
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Least significant digit
Most significant digit
Medium significant digit
Low significant digit
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Question # 8
SI Stand for
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Stand Index
Source index
Segment index
Simple index
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Question # 9
Which are the flags of status register.
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Over flow flag
carry flag
Half carry flag
All of these
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Question # 10
SP stand for
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Status pointer
Stack pointer
A and B
None
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Question # 11
Which year intel corporation introduced an updated version of the 8080-the 8085
Choose an answer
1965
1977
1976
1985
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Question # 12
DI stand for
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Destination index
Defect index
Definition index
Delete index
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Question # 13
Which is the components of computer
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System bus
CPU
Memory unit
All these
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Question # 14
How many parts of single address computer instruction.
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1
2
3
4
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Question # 15
ALE stand for
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Address latch enable
Address light enable
Address lower enable
Address last enable
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Question # 16
HR stand for.
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Hold request
Hold read
Hold register
Hold resolver
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Question # 17
PR stand for
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Priority register
Priority resolver
Priority request
None
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Question # 18
FIFO stand for.
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First first other
First in first out
First in firs over
None
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Question # 19
CS stand for
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Cable select
Chip select
Control select
Cable system
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Question # 20
ISA stand for
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Instruct set area
Instruction set architecture
Both a and b
None
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Question # 21
The organization of I/O devices create a difference between____
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Digital computer
Micro computer
A and b
None
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