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 memories must be refreshed many times per second?
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Question 2 of 30
Q-2.Memory access in RISC architecture is limited to instructions
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Question 3 of 30
Q-3.Interrupts which are initiated by an instruction are
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Question 4 of 30
Q-4.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 5 of 30
Q-5.The load instruction is mostly used to designate a transfer from memory to a processor register known as
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Question 6 of 30
Q-6.The addressing mode used in an instruction of the form ADD X Y, is
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Question 7 of 30
Q-7.Indicate which of the following is not true about an interpreter
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Question 8 of 30
Q-8.The idea of cache memory is based
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Question 9 of 30
Q-9.Data is generally coded in 8-bit units, such a unit is also called
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Question 10 of 30
Q-10.Which of the following would cause quickest acess
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Question 11 of 30
Q-11.A complete microcomputer system consists of
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Question 12 of 30
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Question 13 of 30
Q-13.Cache memory acts between
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Question 14 of 30
Q-14.A computer can be defined as an electronic device that can be(choose the most precise definition):
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Question 15 of 30
Q-15.Which of the following devices can be used to directly input printed text
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Question 16 of 30
Q-16.Program always deals with
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Question 17 of 30
Q-17.If the value V(x) of the target operand is ontained in the address field itself, the addressing mode is
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Question 18 of 30
Q-18.In a memory-mapped I/O system, which of the following will not be there?
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Question 19 of 30
Q-19.Microinstructions are stored in control memory groups, with each group specifying a
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Question 20 of 30
Q-20.A register capable of shifting its binary information either to the right or the left is called a
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Question 21 of 30
Q-21.A complete microcomputer system consist of ………..
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Question 22 of 30
Q-22.In a vectored interrupt.
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Question 23 of 30
Q-23.A device/circuit that goes through a predefined sequence of states upon the application of input pulses is called
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Question 24 of 30
Q-24.Computers use addressing mode techniques for _____________________
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Question 25 of 30
Q-25.When necessary, the results are transferred from the CPU to main memory by
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Question 26 of 30
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Question 27 of 30
Q-27. The access time of memory is …………… the time required for performing any single CPU operation.
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Question 28 of 30
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Question 29 of 30
Q-29.‘Aging registers’ are
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Question 30 of 30
Q-30.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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