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.The index register are used to hold _______
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Question 2 of 30
Q-2.IMUL source is a signed _________
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Question 3 of 30
Q-3.The BIU prefetches the instruction from memory and store them in ________
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Question 4 of 30
Q-4.Expansion for HMOS technology_______
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Question 5 of 30
Q-5.LDs copies to consecutive words from memory to register and ___________
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Question 6 of 30
Q-6.The _______ contains an offset instead of actual address
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Question 7 of 30
Q-7.The first microprocessor had a(n)________
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Question 8 of 30
Q-8.The Microprocessor places 16 bit address on the add lines from that address by _____
register should be selected
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Question 9 of 30
Q-9.The microprocessor determines whether the specified condition exists or not by testing the
______
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Question 10 of 30
Q-10.During a read operation the CPU fetches ________
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Question 11 of 30
Q-11.A _____ Instruction at the end of interrupt service program takes the execution back to the
interrupted program
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Question 12 of 30
Q-12.In a minimum mode there is a ___________ on the system bus
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Question 13 of 30
Q-13.Which is not an operand?
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Question 14 of 30
Q-14.Status register is also called as ___________
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Question 15 of 30
Q-15.In 8086 the overflow flag is set when _____________
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Question 16 of 30
Q-16.The address bits are sent out on lines through __________
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Question 17 of 30
Q-17.________ is used to write into memory
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Question 18 of 30
Q-18.Which of the following is not a basic element within the microprocessor?
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Question 19 of 30
Q-19.The first digital electronic computer was built in the year________
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Question 20 of 30
Q-20.The First Microprocessor was__________
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Question 21 of 30
Q-21.An _________ is used to fetch one address
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Question 22 of 30
Q-22.Which bus is bidirectional?
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Question 23 of 30
Q-23.The BIU contains FIFO register of size __________ bytes
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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 ___________ is required to synchronize the internal operands in the processor CLK
Signal
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Question 26 of 30
Q-26.Access time is faster for _________
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Question 27 of 30
Q-27.The _________ translates a byte from one code to another code
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Question 28 of 30
Q-28.INC destination increments the content of destination by _______
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Question 29 of 30
Q-29.In 8086 microprocessor one of the following statements is not true?
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Question 30 of 30
Q-30.The SP is indicated by ________
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