What is an event listener?

What will be an ideal response?


An event listener is code that is listening to an event of a specific type to be
broadcasted. When hearing the event it executes a function.

Computer Science & Information Technology

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____ errors can be caused by an inadequate definition of the problem or an incorrect formula for a calculation.

A. Syntax B. Runtime C. Logic D. Processing

Computer Science & Information Technology

How does the Visual Media Query (VMQ) interface interact with the CSS Designer?

What will be an ideal response?

Computer Science & Information Technology

Analyze the following program fragment:

``` int x; double d = 1.5; switch (d) { case 1.0: x = 1; case 1.5: x = 2; case 2.0: x = 3; } ``` a. The program has a compile error because the required break statement is missing in the switch statement. b. The program has a compile error because the required default case is missing in the switch statement. c. The switch control variable cannot be double. d. No errors.

Computer Science & Information Technology

How many times is the factorial method in Listing 18.1 invoked for factorial(5)?

a. 3 b. 4 c. 5 d. 6

Computer Science & Information Technology