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
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Question 2 of 30
Q-2.can be represented in a signed magnitude format and in a 1’s complement format as
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Question 3 of 30
Q-3.Data input command is just the opposite of a
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Question 4 of 30
Q-4.When CPU is executing a Program that is part of the Operating System, it is said to be in
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Question 5 of 30
Q-5.Execution of two or more programs by a single CPU is known as :
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Question 6 of 30
Q-6.In a program using subroutine call instruction, it is necessary
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Question 7 of 30
Q-7.Which of the following does not represent on I/O device
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Question 8 of 30
Q-8.The errors that can be pointed out by the compiler are
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Question 9 of 30
Q-9.Which of the following code is used in present day computing was developed by IBM corporation?
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Question 10 of 30
Q-10.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 11 of 30
Q-11.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 12 of 30
Q-12.Run time mapping from virtual to physical address is done by
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Question 13 of 30
Q-13.The multiplicand register & multiplier register of a hardware circuit implementing booth’s algorithm have (11101) & (1100). The result shall be
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Question 14 of 30
Q-14.Pick out the wrong definition :
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Question 15 of 30
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Question 16 of 30
Q-16.The 2s compliment form (Use 6 bit word) of the number 1010 is
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Question 17 of 30
Q-17.Memory unit accessed by content is called
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Question 18 of 30
Q-18.The load instruction is mostly used to designate a transfer from memory to a processor register known as
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Question 19 of 30
Q-19.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 20 of 30
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Question 21 of 30
Q-21.A register capable of shifting its binary information either to the right or the left is called a
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Question 22 of 30
Q-22.A collection of lines that connects several devices is called …………..
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Question 23 of 30
Q-23.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 24 of 30
Q-24.Pipelining strategy is called implement
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Question 25 of 30
Q-25.The time interval between adjacent bits is called the
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Question 26 of 30
Q-26.Assembly language ________.
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Question 27 of 30
Q-27.Which of the following interrupt is non maskable
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Question 28 of 30
Q-28.In signed-magnitude binary division, if the dividend is (11100) 2 and divisor is (10011) 2 then the result is
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Question 29 of 30
Q-29.(2FAOC) 16 is equivalent to
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Question 30 of 30
Q-30.SIMD represents an organization that ______________
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