All communications on a TCP/IP network can be assigned to one of ______ layers of communication as described by the Open Systems Interconnection reference model

a. Four
b. Five
c. Six
d. None of the above

D. The OSI reference model contains seven layers.

Computer Science & Information Technology

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Which of the following is not true of static local variables?

a) They’re accessible outside of the function in which they are de-fined. b) They retain their values when the function is exited. c) They’re initialized to zero if not explicitly initialized by the pro-grammer. (d) They can be pointers.

Computer Science & Information Technology

We have a file that has a name in it, but the name is written one character per line. We need to write this name to the screen. What is wrong with the following code?

ifstream fileIn; fileIn.open("file.txt"); char ch; fileIn.get(ch) while(!fileIn.eof()) { cout.put(ch); fileIn.get(ch); } a. can not use put with cout. b. our output has new lines in it. c. nothing is wrong d. eof is not a member of an ifstream object

Computer Science & Information Technology