题目内容

The key features of a protocol are: syntax, semantics and__（）

A. presentation
B. timing
C. network access
D. peer layering

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下列说法正确的是：Which of the following statements is correct？（There is only one correct answer）（）

A. 空串就是空白串“Empty string” is blank string
B. 空串是任意字符串的子串 Empty string is a substring of arbitrary string
C. 串只可以采用顺序存储，不可以采用链式存储 String only can be stored in sequential method and cannot be stored in linked method
D. 在C++标准中，char S[M]最多能表示长度为M的字符串 In C ++ standards, char S[M] can represent up to a string of length M

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设有两个串p和q，其中q是p的子串，求q在p中首次出现的位置的算法称为（）There are two strings p q, q is p’s substring. The algorithm to search the first time q appeared in p is called（）（There is only one correct answer）

A. 求子串 Seeking substring
B. 联接 Concatenation
C. 匹配 Matching
D. 求串长 Seeking length

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A reduction in strength is__（）

A. delay distortion
B. attenuation
C. pulsing
D. interlacing

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In a__ network, a dedicated communications path is established between two stations through the nodes of the network. The telephone network is the most common example（）

A. frame relay
B. ATM
C. circuit switching
D. packet switching

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The key features of a protocol are: syntax, semantics and__（）

A. presentation B. timing C. network access D. peer layering

下列说法正确的是：Which of the following statements is correct？ （There is only one correct answer）（）

设有两个串p和q，其中q是p的子串，求q在p中首次出现的位置的算法称为（）There are two strings p q, q is p’s substring. The algorithm to search the first time q appeared in p is called（）（There is only one correct answer）

A reduction in strength is__（）

In a__ network, a dedicated communications path is established between two stations through the nodes of the network. The telephone network is the most common example（）

A. presentation
B. timing
C. network access
D. peer layering

下列说法正确的是：Which of the following statements is correct？（There is only one correct answer）（）