1000+ Microprocessor Objective Questions and Answers Pdf - 1

Question: 1

A microprocessor is ALU

(A) register unit and control unit on a single chip

(B) register unit and I/O device on a single chip

(C) and memory on a single chip

(D) and control unit on a single chip

Question: 2

FPGA means

(A) Field Parallel Gate Array

(B) Forward Parallel Gate Array

(C) Forward Programmable Gate Array

(D) Field Programmable Gate Array

Question: 3

The number of input pins of 8085 microprocessor are

(A) 19

(B) 20

(C) 21

(D) 22

Question: 4

In 8085 microprocessor the number of interrupts maskable and non maskable are

(A) zero and five respectively

(B) one and four respectively

(C) four and one respectively

(D) five and zero respectively

Question: 5

In a microcomputer, wait states are used to

(A) interface slow peripherals to the processor

(B) make the processor wait during a power shutdown

(C) make the processor wait during an interrupt processing

(D) make the processor wait during a DMA operation