Any time a user presses a key, a __________ event occurs.
a. KEY_TYPED
b. KEY_PRESSED
c. KEY_RELEASED
d. KEY_EVENT
b. KEY_PRESSED
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Which of the following statements is false?
a. An exception indicates a problem that occurs while a program executes. b. Exception handling enables you to create fault-tolerant programs that can resolve (or handle) exceptions—in many cases, this allows a program to continue executing as if no problems were encountered. c. The catch block contains the code that might throw an exception, and the try block contains the code that handles the exception if one occurs. d. Inside the catch block, you can use the parameter’s identifier to interact with a caught exception object.
In which of the following is a pipe opened through a network for the duration of a connection, tying up the full bandwidth regardless of whether or not any information is being sent?
a. circuit switching b. packet switching c. LANs d. the Internet
RGB values are usually stored as three _______.
Fill in the blank(s) with the appropriate word(s).
In the 2-D array declaration: int matrix[10][20]; the rows are represented by which number?
A. 20 B. 2 C. 10 D. A and C