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 holds the ROM, CPU, RAM and expansion cards
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Question 2 of 30
Q-2.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 3 of 30
Q-3.n bits in operation code imply that there are ___________ possible distinct operators
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Question 4 of 30
Q-4.CPU does not perform the operation
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Question 5 of 30
Q-5.Write Through technique is used in which memory for updating the data
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Question 6 of 30
Q-6.Memory management technique in which system stores and retrieves
data from secondary storage for use in main memory is called
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Question 7 of 30
Q-7.The performance of cache memory is frequently measured in terms of a quantity called
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Question 8 of 30
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Question 9 of 30
Q-9.What characteristic of RAM memory makes it not suitable for permanent storage?
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Question 10 of 30
Q-10.Which of the following interrupt is non maskable
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Question 11 of 30
Q-11.In a program using subroutine call instruction, it is necessary______.
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Question 12 of 30
Q-12.A device/circuit that goes through a predefined sequence of states upon the application of input pulses is called
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Question 13 of 30
Q-13.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 14 of 30
Q-14.A time sharing system imply
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Question 15 of 30
Q-15.Which of the following are not a machine instructions
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Question 16 of 30
Q-16.The instructions which copy information from one location to another either in the processor’s internal register set or in the external main memory are called
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Question 17 of 30
Q-17.A translator is best described as
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Question 18 of 30
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Question 19 of 30
Q-19.The 2s compliment form (Use 6 bit word) of the number 1010 is
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Question 20 of 30
Q-20.An address in main memory is called
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Question 21 of 30
Q-21.can be represented in a signed magnitude format and in a 1’s complement format as
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Question 22 of 30
Q-22.Self-contained sequence of instructions that performs a given computational task is
called
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Question 23 of 30
Q-23.A complete microcomputer system consists of
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Question 24 of 30
Q-24.Half adder is logic CKT that adds. ………Digit at a time
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Question 25 of 30
Q-25.The language that the computer can understand and execute is called
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Question 26 of 30
Q-26.When a subroutine is called, the address of the instruction following the CALL instructions stored in/on the
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Question 27 of 30
Q-27.When CPU is executing a Program that is part of the Operating System, it is said to be in
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Question 28 of 30
Q-28.A ___________development system and an ______are essential tools for writing
large assembly language programs.
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Question 29 of 30
Q-29.When necessary, the results are transferred from the CPU to main memory by
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Question 30 of 30
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