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.Memory unit accessed by content is called
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Question 2 of 30
Q-2.Memory address refers to the successive memory words and the machine is
called as …………
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Question 3 of 30
Q-3.Which of the following is a main memory
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Question 4 of 30
Q-4.In a program using subroutine call instruction, it is necessary______.
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Question 5 of 30
Q-5.In an operation performed by the ALU, carry bit is set to 1 if the end carry C 8 is ________. It is cleared to 0 (zero) if the carry is ______ _______.
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Question 6 of 30
Q-6.Cache memory acts between
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Question 7 of 30
Q-7.A time sharing system imply
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Question 8 of 30
Q-8.In computers, subtraction is generally carried out by ______.
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Question 9 of 30
Q-9.Self-contained sequence of instructions that performs a given computational task is
called
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Question 10 of 30
Q-10.Which of the following holds the ROM, CPU, RAM and expansion cards
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Question 11 of 30
Q-11.The amount of time required to read a block of data from a disk into memory is composed of seek time, rotational latency, and transfer time. Rotational latency
refers to
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Question 12 of 30
Q-12.A flip-flop is a binary cell capable of storing information of
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Question 13 of 30
Q-13.An instruction pipeline can be implemented by means of
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Question 14 of 30
Q-14.If memory access takes 20 ns with cache and 110 ns with out it, then the ratio (cache uses a 10 ns memory) is
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Question 15 of 30
Q-15.What is the control unit’s function in the CPU?
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Question 16 of 30
Q-16.Execution of two or more programs by a single CPU is known as :
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Question 17 of 30
Q-17.n bits in operation code imply that there are ___________ possible distinct operators
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Question 18 of 30
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Question 19 of 30
Q-19.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 20 of 30
Q-20.The performance of cache memory is frequently measured in terms of a quantity called
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Question 21 of 30
Q-21.C is a) An assembly language
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Question 22 of 30
Q-22.A stack organized computer has
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Question 23 of 30
Q-23.he communication between the components in a microcomputer takes place via the address and
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Question 24 of 30
Q-24.Which of the following devices can be used to directly input printed text
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Question 25 of 30
Q-25.Content of the program counter is added to the address part of the instruction in
order to obtain the effective address is called.
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Question 26 of 30
Q-26.Cache memory works on the principle of
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Question 27 of 30
Q-27.Virtual memory consists of
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Question 28 of 30
Q-28.The operation executed on data stored in registers is called
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Question 29 of 30
Q-29.A microprogram written as string of 0’s and 1’s is a
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Question 30 of 30
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