Top 150+ Solved Microprocessors and Microcontrollers MCQ Questions Answer

From 76 to 90 of 144

Q. IMUL source is a signed

a. multiplication

b. addition

c. subtraction

d. division

  • a. multiplication

Q. destination inverts each bit of destination

a. NOT

b. NOR

c. AND

d. OR

  • a. NOT

Q. The JS is called as

a. jump the signed bit

b. jump single bit

c. jump simple bit

d. jump signal it

  • a. jump the signed bit

Q. Instruction providing both segment base and offset address are called

a. below type .

b. far type

c. low type

d. high type

  • b. far type

Q. The conditional branch instruction specify for branching

a. conditions

b. instruction

c. address

d. memory

  • a. conditions

Q. The microprocessor determines whether the specified condition exists or not by testing the

a. carry flag

b. conditional flag

c. common flag

d. sign flag

  • b. conditional flag

Q. The LES copies to words from memory to register and

a. DS

b. CS

c. ES

d. DS

  • c. ES

Q. The translates a byte from one code to another code

a. XLAT

b. XCHNG

c. POP

d. PUSH

  • a. XLAT

Q. The contains an offset instead of actual address

a. SP

b. IP

c. ES

d. SS

  • b. IP

Q. The 8086 fetches instruction one after another from of memory

a. code segment

b. IP

c. ES

d. SS

  • a. code segment

Q. The BIU contains FIFO register of size 6 bytes called .

a. queue

b. stack

c. segment

d. register

  • a. queue

Q. The is required to synchronize the internal operands in the processor CLKSignal

a. UR Signal

b. Vcc

c. AIE

d. Ground

  • a. UR Signal

Q. The pin of minimum mode AD0-AD15 has address

a. 16 bit

b. 20 bit

c. 32 bit

d. 4 bit

  • b. 20 bit

Q. The pin of minimum mode AD0- AD15 has _ data bus

a. 4 bit

b. 20 bit

c. 16 bit

d. 32 bit

  • c. 16 bit

Q. is used to write into memory

a. RD

b. WR

c. RD / WR

d. CLK

  • b. WR
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