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.A memory buffer used to accommodate a speed differential is called
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Question 2 of 30
Q-2.The average time required to reach a storage location in memory and obtain its
contents is called
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Question 3 of 30
Q-3.The term ‘baud’ is a measure of the:
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Question 4 of 30
Q-4.Typical data transfer rate in LAN are of the order of
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Question 5 of 30
Q-5.An interface that provides a method for transferring binary information between internal storage and external devices is called
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Question 6 of 30
Q-6.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 7 of 30
Q-7.Which one of the following is the address generated by CPU?
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Question 8 of 30
Q-8.The language that the computer can understand and execute is called ______
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Question 9 of 30
Q-9.Logic X-OR operation of (4ACO) H & (B53F) H results
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Question 10 of 30
Q-10._________ register keeps tracks of the instructions stored in program stored in memory
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Question 11 of 30
Q-11.The communication line between the CPU, memory and peripherals is called a
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Question 12 of 30
Q-12.PSW is saved in stack when there is a
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Question 13 of 30
Q-13.A floppy disk contains
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Question 14 of 30
Q-14. The access time of memory is …………… the time required for performing any single CPU operation.
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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.Program always deals with
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Question 17 of 30
Q-17.Memory address refers to the successive memory words and the machine is
called as …………
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Question 18 of 30
Q-18.One thousand bytes represent a
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Question 19 of 30
Q-19.A nibble is a group of __ bits.
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Question 20 of 30
Q-20.In a vectored interrupt.
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Question 21 of 30
Q-21.Where does a computer add and compare data?
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Question 22 of 30
Q-22.‘Aging registers’ are
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Question 23 of 30
Q-23.In a program using subroutine call instruction, it is necessary______.
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Question 24 of 30
Q-24.The circuit used to store one bit of data is known as
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Question 25 of 30
Q-25.State whether True or False.(i) Arithmetic operations with fixed point numbers take longer time for execution as compared to with floating point numbers. ii) An arithmetic shift left multiplies a signed binary number by 2.
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Question 26 of 30
Q-26.The performance of cache memory is frequently measured in terms of a quantity called
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Question 27 of 30
Q-27.The circuit used to store one bit of data is known as
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Question 28 of 30
Q-28.In which addressing mode the operand is given explicitly in the instruction
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Question 29 of 30
Q-29.What is the content of Stack Pointer (SP)?
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Question 30 of 30
Q-30.The idea of cache memory is based
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