[理工] [記概] 幾題選擇題請高手幫忙解答!
題目如下:
1. Which of the following systems is least efficient when encoding numeric
values?
A.Two’s complement notation B. Excess notation C. ASCII
D. Floating-point notation
2. Which of the following would be a concern of the file manager in a
multi-user computer system that would not be a concern in a single-user
system?
A. Maintain records regarding the location of files
B. Maintain records regarding the ownership of files
C. Maintain records regarding the size of files
D. None of the above
3. Preconditions, postconditions, and loop invariants are examples of which
of the following?
A. Pseudocode B. Iterative structures C. Assertions D. Recursion
4. Which of the following is a means of controlling the complexity of a
software system?
A. CRC cards B. Modularity C. Specifications D. Beta testing
5. The precise time complexity of which of the following problems has not
yet been established by researchers?
A. Sorting a list
B. Searching through a list for a particular entry
C. The traveling salesman problem
D. Listing all possible subcommittees within a given committee
6. Which of the following file structures is most efficient in cases in
which the file is always processed in its entirety a predetermined order?
A. Sequential B. Indexed C. Hash
7. At what “stage” of analysis is the meaning of the word ball in the
following sentence determined?
A. Syntactic analysis B. Semantic analysis C. Contextual analysis
以上七題懇請高手幫忙!真的非常感謝!感激不盡!
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※ 編輯: st84514 來自: 219.84.231.124 (10/05 20:31)