Question : In computer science, data hazard occurs when
Option 1: pipeline changes the order of read/write access to operands.
Option 2: performance loss.
Option 3: machine size is limited.
Option 4: some functional unit is not fully pipelined.
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Correct Answer: pipeline changes the order of read/write access to operands.
Solution : The correct answer is pipeline changes the order of read/write access to operands.
When the pipeline alters the sequence of read/write accesses to operands, the order changes from the order observed by sequential executing instructions on the unpipelined processor. A data hazard occurs when two instructions need to access the same operand and one of the instructions needs to write to the operand.
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Question : A computer program that translates one program instruction one at a time into machine language is called a/an
Option 1: Interpreter
Option 2: Compiler
Option 3: Simulator
Option 4: Commander
Question : Comprehension:
In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
A robot is a mechanical or virtual artificial agent, usually an electromechanical machine that is (1)______ by a computer programme or electronic circuitry. In general, robots can be autonomous or semi-autonomous and are now used in different fields. They have replaced (2)_______ in performing repetitive and dangerous tasks which humans prefer not to do, or are unable to do because of size limitations, or which take place in extreme (3)________ such as outer space or the bottom of the sea. For instance, robots can now be used in industry, as in car manufacturing, or they can be used in homes to do the (4)_______. Some robots may respond to speech or even be medical operating tools. There are concerns about the increasing use of robots and their role in society. Robots are blamed for the rising (5)________ as they replace workers in increasing numbers of functions.
Question:
Select the most appropriate option to fill in the blank number 1.
Option 1: included
Option 2: chased
Option 3: guided
Option 4: challenged
Question : A computer executes programs in the sequence of :
Option 1: Execute, Fetch, Decode
Option 2: Store, Fetch, Execute
Option 3: Fetch, Decode, Execute
Option 4: Decode, Fetch, Execute
Question : Who among the following introduced the world's first laptop computer in the market ?
Option 1: Hewlett - Packed
Option 2: Epson
Option 3: Laplink travelling software Inc
Option 4: Microsoft
Question : Where was India's first computer installed?
Option 1: Indian Institute of Technology , Delhi
Option 2: Indian Institute of Science, Bangalore
Option 3: Indian Iron & Steel Co. Ltd., Burnpur
Option 4: Indian Statistical Institute, Calcutta
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