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
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Question 1 of 30
Q-1.In 8086 the overflow flag is set when _____________
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Question 2 of 30
Q-2.The ___________ is required to synchronize the internal operands in the processor CLK
Signal
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Question 3 of 30
Q-3.The microprocessor can read/write 16 bit data from or to ________
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Question 4 of 30
Q-4.___________ signal prevent the microprocessor from reading the same data more than one
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Question 5 of 30
Q-5.________ is used to write into memory
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Question 6 of 30
Q-6._______ signal is generated by combining RD and WR signals with IO/M
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Question 7 of 30
Q-7.Memory is an integral part of a _______ system
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Question 8 of 30
Q-8.The remaining address line of ______ bus is decoded to generate chip select signal
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Question 9 of 30
Q-9.Primary function of memory interfacing is that the _________ should be able to read from
and write into register
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Question 10 of 30
Q-10.The SF is called as ________
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Question 11 of 30
Q-11.To perform any operations, the Mp should identify the __________
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Question 12 of 30
Q-12.The main concerns of the ___________ are to define a flexible set of commands
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Question 13 of 30
Q-13.Which bus is bidirectional?
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Question 14 of 30
Q-14. To interface memory with the microprocessor, connect register the lines of the address bus
must be added to address lines of the _______ chip.
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Question 15 of 30
Q-15.The primary function of the _____________ is to accept data from I/P devices
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Question 16 of 30
Q-16._____ has certain signal requirements write into and read from its registers
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Question 17 of 30
Q-17.Microprocessor provides signal like ____ to indicate the read operatio
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Question 18 of 30
Q-18.ALE stands for ___________
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Question 19 of 30
Q-19.The BIU contains FIFO register of size 6 bytes called _____.
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Question 20 of 30
Q-20.The DS is called as _______
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Question 21 of 30
Q-21.CS connect the output of ______
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Question 22 of 30
Q-22.The result of MOV AL, 65 is to store
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Question 23 of 30
Q-23.Which of the following is not an arithmetic instruction?
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Question 24 of 30
Q-24.__________ generate interrupt signal to microprocessor and receive acknowledge
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Question 25 of 30
Q-25.The IF is called as _________
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Question 26 of 30
Q-26.The first digital electronic computer was built in the year________
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Question 27 of 30
Q-27.The index register are used to hold _______
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Question 28 of 30
Q-28.In max mode, control bus signal So,S1 and S2 are sent out in ____________ form
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Question 29 of 30
Q-29.The Microprocessor places __________ address on the address bus
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Question 30 of 30
Q-30.IMUL source is a signed _________
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