Question

please help me with these questions please say why if you do not mind, thank you very much in advance

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Which of the following system calls used in socket programming is a blocking system call?

  accept
  bind
  listen
  socket

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Negative numbers are represented using the one's complement.

True

False

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Name the four stream objects that are predefined in C++.

Answer 1

1's complements is a method that can be used to represent negative binary numbers in a signed binary number system.

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the stream objects that are predefined in C++ are:

1.Clog: used to control the buffer.

2.Cout: It is the standard output stream which is used to display the output on the display devices such as a monitor.

3.Cin: It is the standard input stream that is used to read the input from the input devices such as a keyboard.

4. Cerr: It is standard error output stream. It is responsible to control the unbuffered output data and catches errors and displays on the output devices

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