题目内容

In the "______ " problem-solving technique, you define the beginning and ending states of the problem, then compare different methods for getting between them.

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Of the following components of a computer, which one assures that program instructions are executed in the proper sequence?()

A. input device
B. output device
C. arithmetic/logic unit
D. control unit
E. memory unit

Of the following components of a computer, which one fetches the next instruction from RAM during program execution?()

A. input device
B. auxiliary storage device
C. arithmetic/logic unit
D. control unit
E. memory unit

Of the following components of a computer, which one presents the results of the processing to the outside world?()

A. input device
B. output device
C. arithmetic/logic unit
D. control unit
E. memory unit

Which problem-solving technique involves the breaking up of a large problem into smaller units that are easier to handle?()

A. divide and conquer
B. means-ends analysis
C. solving by analogy
D. the building-block approach
E. merging solutions

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