With each visit of this Microprocessor 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
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Question 2 of 30
Q-2.If the programmable counter timer 8254 is set in mode 1 and is to be used to count
six events, the output will remain at logic 0 for _____ number of counts
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Question 3 of 30
Q-3.Microprocessor reference that are not available in the cache are called_________:
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Question 4 of 30
Q-4.The carry is operand by:
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Question 5 of 30
Q-5.Which causes the microprocessor to immediately terminate its present activity:
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Question 6 of 30
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Question 7 of 30
Q-7.Which register is a temporary storage location:
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Question 8 of 30
Q-8.The CPU sends out a ____ signal to indicate that valid data is available on the data bus:
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Question 9 of 30
Q-9.Single address computer instruction has two parts:
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Question 10 of 30
Q-10.Which of the following statement is true?
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Question 11 of 30
Q-11.The secondary storage devices can only store data but they cannot perform
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Question 12 of 30
Q-12.________ is usually the first level of memory access by the microprocessor
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Question 13 of 30
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Question 14 of 30
Q-14.Which has great important in modular programming
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Question 15 of 30
Q-15.Which is responsible for all the outside world communication by the microprocessor:
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Question 16 of 30
Q-16.When memory write or I/O read are active data is from the processor:
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Question 17 of 30
Q-17.The external system bus architecture is created using from ______ architecture:
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Question 18 of 30
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Question 19 of 30
Q-19.8088 microprocessor has
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Question 20 of 30
Q-20.Itanium processor of Intel is a
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Question 21 of 30
Q-21.Which is the small amount of high‐ speed memory used to work directly with the microprocessor:
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Question 22 of 30
Q-22.Which technology using the microprocessor is fabricated on a single chip:
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Question 23 of 30
Q-23.If a 1M ×1 DRAM requires 4 ms for a refresh and has 256 rows to be refreshed, no
more than __________ of time must pass before another row is refreshed.
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Question 24 of 30
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Question 25 of 30
Q-25.The external device is connected to a pin called the ______ pin on the processor chip
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Question 26 of 30
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Question 27 of 30
Q-27.In which T-state does the CPU sends the address to memory or I/O and the ALE signal
for demultiplexing
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Question 28 of 30
Q-28.Can you tell what passes into and out from the computer via its ports?
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Question 29 of 30
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Question 30 of 30
Q-30.which is the small amount of high‐ speed memory used to work directly with the microprocessor
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