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.n bits in operation code imply that there are ___________ possible distinct operators
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Question 2 of 30
Q-2.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 3 of 30
Q-3.The time interval between adjacent bits is called the
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Question 4 of 30
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Question 5 of 30
Q-5.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 6 of 30
Q-6.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 7 of 30
Q-7.In a vectored interrupt.
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Question 8 of 30
Q-8.The address of a page table in memory is pointed by
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Question 9 of 30
Q-9.The access method used for magnetic tape is_________
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Question 10 of 30
Q-10.A byte is a group of ___ bits.
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Question 11 of 30
Q-11.Pipelining strategy is called implement
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Question 12 of 30
Q-12.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 13 of 30
Q-13.A three input NOR gate gives logic high output only when
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Question 14 of 30
Q-14.Status bit is also called
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Question 15 of 30
Q-15.A computer can be defined as an electronic device that can be(choose the most precise definition):
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Question 16 of 30
Q-16.Pick out the wrong definition :
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Question 17 of 30
Q-17.The communication line between the CPU, memory and peripherals is called a
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Question 18 of 30
Q-18.A ___________development system and an ______are essential tools for writing
large assembly language programs.
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Question 19 of 30
Q-19.Half adder is logic CKT that adds. ………Digit at a time
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Question 20 of 30
Q-20.In a single byte how many bits will be there?
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Question 21 of 30
Q-21.A microprogram sequencer
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Question 22 of 30
Q-22.When more than one processes are running concurrently on a system-
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Question 23 of 30
Q-23.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 24 of 30
Q-24.Which of the following devices can be used to directly input printed text
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Question 25 of 30
Q-25.(2FAOC) 16 is equivalent to
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Question 26 of 30
Q-26.Content of the program counter is added to the address part of the instruction in
order to obtain the effective address is called.
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Question 27 of 30
Q-27.Data hazards occur when ……
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Question 28 of 30
Q-28.Example of non-numerical data is
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Question 29 of 30
Q-29.The process of retaining data for future use is called
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Question 30 of 30
Q-30.A group of bits that tell the computer to perform a specific operation is known as
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