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Q.

In 8085, 16-bit address bus, which can address upto?

A

16KB

B

32KB

C

64KB

D

128KB

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MCQ

1.

8085 microprocessor is an 8-bit microprocessor designed by?

A

IBM

B

Dell

C

Intel

D

VAX

Discussion

MCQ

2.

The clock frequency of an 8085 microprocessor is 5 MHz. If the time required to execute an instruction is 1.4 ?s, then the number of T-states needed for executing the instruction is

A

1

B

6

C

7

D

4

Discussion

MCQ

3.

The highest priority interrupt in 8085 is:

A

TRAP

B

RST6.5

C

INTR

D

RST7.5

Discussion

MCQ

4.

In 8085, 16-bit address bus, which can address upto?

A

16KB

B

32KB

C

64KB

D

128KB

Discussion

MCQ

5.

The program counter (PC) in a micro-processor:

A

counts the number of programs being executed by the microprocessor

B

counts the number of instructions being executed by the microprocessor

C

counts the number of interrupts handled by the microprocessor

D

keeps the address of the next instruction to be fetched

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