A program that you have never used is trying to access your computer and the Windows firewall notices it. An alert comes up, and you use the Keep Blocking This Program option so that the program is effectively blocked.

a. true
b. false


Ans: a. true

Computer Science & Information Technology

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Which of the following statements is false?

a) A delegate variable can hold a reference to any method. b) The real power of delegates is in passing method references as arguments to methods. c) A method name can be passed directly to a delegate parameter, rather than first assigning it to a delegate variable. d) A delegate type is declared by preceding a method header with keyword delegate (placed after any access specifiers, such as public or private) and following the method header with a semicolon.

Computer Science & Information Technology

Identifiers declared within a class have .

a) block scope b) class scope c) local scope d) module scope

Computer Science & Information Technology

Both Windows 7 and Linux have built-in port filtering capabilities

Indicate whether the statement is true or false.

Computer Science & Information Technology

Which of the following BEST explains how the data rate is doubled in DDR RAM?

A. CPU clock speed is doubled B. Uses 64-bit instead of 32-bit architecture C. Memory clock speed is doubled D. Data transfer on both clock edges

Computer Science & Information Technology