With each visit of this Microprocessor-8086 online Quiz / Practice Test, the list of MCQs / Objective Questions presented will be different, offering you a diverse set of practice opportunities. This variability encourages you to practice extensively, refining the accuracy of your answers and your overall grasp of the content. By utilizing this resource, you can hone your skills and become more adept at managing time constraints during actual exams.
Test Instructions Question type Randomized MCQs.Changes every time you visit the test Total Number of Questions 30 Time Limit 20 Minutes Points 1 Point for each Question
Remaining Time: 0 MINUTES
0 of 30 questions completed
Questions:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Information
You have already completed the test before. Hence you can not start it again.
0 of 30 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0 )
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Question 1 of 30
Q-1.In 8086 microprocessor one of the following statements is not true?
Your Answer:Correct
Your Answer:Incorrect
Question 2 of 30
Q-2.An _________ is used to fetch one address
Your Answer:Correct
Your Answer:Incorrect
Question 3 of 30
Q-3.The ___________ is required to synchronize the internal operands in the processor CLK
Signal
Your Answer:Correct
Your Answer:Incorrect
Question 4 of 30
Q-4.Which of the following is not an 8086/8088 general-purpose register?
Your Answer:Correct
Your Answer:Incorrect
Question 5 of 30
Q-5.The IP is ________ bits in length
Your Answer:Correct
Your Answer:Incorrect
Question 6 of 30
Q-6.The CF is known as ________
Your Answer:Correct
Your Answer:Incorrect
Question 7 of 30
Q-7.The push source copies a word from source to ______
Your Answer:Correct
Your Answer:Incorrect
Question 8 of 30
Q-8.The SF is called as ________
Your Answer:Correct
Your Answer:Incorrect
Question 9 of 30
Q-9.A _____ Instruction at the end of interrupt service program takes the execution back to the
interrupted program
Your Answer:Correct
Your Answer:Incorrect
Question 10 of 30
Q-10.Which is not part of the execution unit (EU)?
Your Answer:Correct
Your Answer:Incorrect
Question 11 of 30
Q-11.Which bus is bidirectional?
Your Answer:Correct
Your Answer:Incorrect
Question 12 of 30
Q-12.The result of MOV AL, 65 is to store
Your Answer:Correct
Your Answer:Incorrect
Question 13 of 30
Q-13.The pin of minimum mode AD0- AD15 has _________ data bus
Your Answer:Correct
Your Answer:Incorrect
Question 14 of 30
Q-14.The _______ contains an offset instead of actual address
Your Answer:Correct
Your Answer:Incorrect
Question 15 of 30
Q-15.The 8086 fetches instruction one after another from __________ of memory
Your Answer:Correct
Your Answer:Incorrect
Question 16 of 30
Q-16.The first digital electronic computer was built in the year________
Your Answer:Correct
Your Answer:Incorrect
Question 17 of 30
Q-17.The BIU prefetches the instruction from memory and store them in ________
Your Answer:Correct
Your Answer:Incorrect
Question 18 of 30
Q-18.LDs copies to consecutive words from memory to register and ___________
Your Answer:Correct
Your Answer:Incorrect
Question 19 of 30
Q-19.In 8086 microprocessor , the address bus is ________ bit wide
Your Answer:Correct
Your Answer:Incorrect
Question 20 of 30
Q-20.The SP is indicated by ________
Your Answer:Correct
Your Answer:Incorrect
Question 21 of 30
Q-21.The remaining address line of ______ bus is decoded to generate chip select signal
Your Answer:Correct
Your Answer:Incorrect
Question 22 of 30
Q-22.The main concerns of the ___________ are to define a flexible set of commands
Your Answer:Correct
Your Answer:Incorrect
Question 23 of 30
Q-23.The OF is called as _______
Your Answer:Correct
Your Answer:Incorrect
Question 24 of 30
Q-24.The _________ translates a byte from one code to another code
Your Answer:Correct
Your Answer:Incorrect
Question 25 of 30
Q-25.Which microprocessor accepts the program written for 8086 without any changes?
Your Answer:Correct
Your Answer:Incorrect
Question 26 of 30
Q-26.The LES copies to words from memory to register and __________
Your Answer:Correct
Your Answer:Incorrect
Question 27 of 30
Q-27.The pin of minimum mode AD0-AD15 has ____________ address
Your Answer:Correct
Your Answer:Incorrect
Question 28 of 30
Q-28._____ has certain signal requirements write into and read from its registers
Your Answer:Correct
Your Answer:Incorrect
Question 29 of 30
Q-29.8086 and 8088 contains _______ transistors
Your Answer:Correct
Your Answer:Incorrect
Question 30 of 30
Q-30.Bits in IRR interrupt are ______
Your Answer:Correct
Your Answer:Incorrect