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.An n-bit microprocessor has
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Question 2 of 30
Q-2.A pipeline is like ………………..
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Question 3 of 30
Q-3.The communication line between the CPU, memory and peripherals is called a
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Question 4 of 30
Q-4.A Stack-organised Computer uses instruction of
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Question 5 of 30
Q-5.A flip-flop is a binary cell capable of storing information of
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Question 6 of 30
Q-6.The process of retaining data for future use is called
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Question 7 of 30
Q-7.Information retrieval is faster from
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Question 8 of 30
Q-8.Actual execution of instructions in a computer takes place in
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Question 9 of 30
Q-9.The circuit converting binary data in to decimal is
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Question 10 of 30
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Question 11 of 30
Q-11.Interrupts which are initiated by an instruction are
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Question 12 of 30
Q-12.In a memory-mapped I/O system, which of the following will not be there?
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Question 13 of 30
Q-13.The average time required to reach a storage location in memory and obtain its
contents is called
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Question 14 of 30
Q-14.A microprogram written as string of 0’s and 1’s is a
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Question 15 of 30
Q-15.A complete microcomputer system consist of ………..
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Question 16 of 30
Q-16.A k-bit field can specify any one of
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Question 17 of 30
Q-17.Which of the following registers is used to keep track of address of the
memory location where the next instruction is located?
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Question 18 of 30
Q-18.Run time mapping from virtual to physical address is done by
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Question 19 of 30
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Question 20 of 30
Q-20.The part of machine level instruction, which tells the central processor what was to be Done is
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Question 21 of 30
Q-21.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 22 of 30
Q-22.Memory access in RISC architecture is limited to instructions
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Question 23 of 30
Q-23.Assembly language ________.
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Question 24 of 30
Q-24.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 25 of 30
Q-25.CPU does not perform the operation
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Question 26 of 30
Q-26.In computers, subtraction is generally carried out by
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Question 27 of 30
Q-27.Self-contained sequence of instructions that performs a given computational task is
called
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Question 28 of 30
Q-28.A register capable of shifting its binary information either to the right or the left is called a
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Question 29 of 30
Q-29.The branch logic that provides decision making capabilities in the control
unit is known as
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Question 30 of 30
Q-30.Which of the following is a main memory
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