Top 150+ Solved Microprocessors and Microcontrollers MCQ Questions Answer

From 106 to 120 of 144

Q. The remaining address line of bus is decoded to generate chip select signal

a. data

b. address

c. control bus

d. both (a) and (b)

  • b. address

Q. signal is generated by combining RD and WR signals with IO/M

a. control

b. memory

c. register

d. system

  • a. control

Q. Memory is an integral part of a system

a. supercomputer

b. microcomputer

c. mini computer

d. mainframe computer

  • b. microcomputer

Q. has certain signal requirements write into and read from its registers

a. memory

b. register

c. both (a) and (b)

d. control

  • a. memory

Q. An is used to fetch one address

a. internal decoder

b. external decoder

c. encoder

d. register

  • a. internal decoder

Q. The primary function of the is to accept data from I/P devices

a. multiprocessor

b. microprocessor

c. peripherals

d. interfaces

  • b. microprocessor

Q. signal prevent the microprocessor from reading the same data more than one

a. pipelining

b. handshaking

c. controlling

d. signaling

  • b. handshaking

Q. Bits in IRR interrupt are

a. reset

b. set

c. stop

d. start

  • b. set

Q. generate interrupt signal to microprocessor and receive acknowledge

a. priority resolver

b. control logic

c. interrupt request register

d. interrupt register

  • b. control logic

Q. The pin is used to select direct command word

a. A0

b. D7-D6

c. A12

d. AD7-AD6

  • a. A0

Q. CS connect the output of

a. encoder

b. decoder

c. slave program

d. buffer

  • b. decoder

Q. In which year, 8086 was introduced?

a. 1978

b. 1979

c. 1977

d. 1981

  • a. 1978

Q. Expansion for HMOS technology_

a. high level mode oxygen semiconductor

b. high level metal oxygen semiconductor

c. high performance medium oxide semiconductor

d. high performance metal oxide semiconductor

  • d. high performance metal oxide semiconductor

Q. 8086 and 8088 contains transistors

a. 29000

b. 24000

c. 34000

d. 54000

  • a. 29000

Q. ALE stands for

a. address latch enable

b. address level enable

c. address leak enable

d. address leak extension

  • a. address latch enable
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