With each visit of this Computer Organization and Architecture 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.Which of the following is a computercode
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Question 2 of 30
Q-2.Data input command is just the opposite of a
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Question 3 of 30
Q-3.A computer can be defined as an electronic device that can be(choose the most precise definition):
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Question 4 of 30
Q-4.Processors of all computers, whether micro, mini or mainframe must have
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Question 5 of 30
Q-5.The communication line between the CPU, memory and peripherals is called a
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Question 6 of 30
Q-6.The most common addressing techiniques employed by a CPU is
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Question 7 of 30
Q-7.A step by step procedure used to solve a problem is called
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Question 8 of 30
Q-8.The time interval between adjacent bits is called the
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Question 9 of 30
Q-9.If the main memory is of 8K bytes and the cache memory is of 2K words. It
uses associative mapping. Then each word of cache memory shall be_____.
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Question 10 of 30
Q-10.The maximum addressing capacity of a micro processor which uses 16 bit database &
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Question 11 of 30
Q-11.A memory buffer used to accommodate a speed differential is called
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Question 12 of 30
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Question 13 of 30
Q-13.If memory access takes 20 ns with cache and 110 ns without it, then the ratio (cache uses a 10 ns memory) is _____.
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Question 14 of 30
Q-14.Which of the following code is used in present day computing was developed by IBM corporation?
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Question 15 of 30
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Question 16 of 30
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Question 17 of 30
Q-17.Interrupts which are initiated by an instruction are
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Question 18 of 30
Q-18.Information retrieval is faster from
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Question 19 of 30
Q-19.The performance of cache memory is frequently measured in terms of a quantity called
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Question 20 of 30
Q-20.By Processing we understand _______
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Question 21 of 30
Q-21.n bits in operation code imply that there are ___________ possible distinct operators
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Question 22 of 30
Q-22.Computers use addressing mode techniques for _____________________
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Question 23 of 30
Q-23.A file is corrected immediately after the input of a transaction.This is an example of
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Question 24 of 30
Q-24. The access time of memory is …………… the time required for performing any single CPU operation.
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Question 25 of 30
Q-25.Run time mapping from virtual to physical address is done by
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Question 26 of 30
Q-26.Which of the following is a main memory
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Question 27 of 30
Q-27.Pick out the wrong definition :
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Question 28 of 30
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Question 29 of 30
Q-29.CPU does not perform the operation
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Question 30 of 30
Q-30.PSW is saved in stack when there is a
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