Question # 1

SP stand for

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Stack pointer

Stack POP

Stack Push

None

Cache is usually the ______ of memory access by the microprocessor.

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First level

Second level

Third level

Fourth level

A microprocessor retries instructions from

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Control memory

Cache memory

Main memory

Virtual memory

The point where control returns after a subprogram is completed is known as the.

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Return address

Main address

Program address

Current address

The upper 8 bit are called.

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BH

AH

BL

DL

Which are the four categories of registers.

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General purpose register

Pointer or index registers

Segment registers

All of these

Which flag are used to record specific characteristics of arithmetic and logical instructions.

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The stack

The stand

The status

The queue

The CPU removes the __________ signal to complete the memory write operation.

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READ

WRITE

Both a and b

None

Third generation micro processor is dominated by _______ micro processor.

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8 bit

4 bit

16 bit

64 bit

Which year intel family ensured.

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1965

1981

1978

1999

How are the growth of SSI technology in.

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1956 on words

1965 on words

1976 on words

1978 on words

Which is widely used in interrupt controller with a number of microprocessor.

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8251

8254

8255

8259

Motorola has declined from having nearly __________ share of the microprocessor market to much smaller share.

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30%

40%

50%

60%

A ______ on this pin indicates a memory operation.

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Low

High

Medium

None

How many stages has fetch execute cycle.

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3

4

5

6

Which is the microprocessor launched by Zilog.

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Z-2

Z-4

Z-8

Z-6

How many types of primary register.

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1

2

3

4

Which is the microprocessor comprises.

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Register section

One or more ALU

Control unit

All of these

The act of acquiring an instruction is referred as the ____ the instruction

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Fetching

Fetch cycle

Botha a and b

None

How many architectural paradigms in microprocessor.

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2

3

4

6

Each memory location has

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Address

Contents

Both a and b

None

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