Case 4-1 Brian Is Trying His Best to Understand the Concept of Concept

question 56

Multiple Choice

Case 4-1
Brian is trying his best to understand the concept of variable scope, so he calls his friend Molly for guidance.
-Brian has defined a variable named strNumberOfSongs within the click event handle for a Submit button,and he has been frustrated in his efforts to refer to this variable in the click event handler for a Clear button.What does Molly tell him is going on?

• A) The variable strNumberOfSongs has no scope.
• B) The variable strNumberOfSongs is a local variable.
• C) The variable strNumberOfSongs was not declared correctly.
• D) The variable strNumberOfSongs is a global variable.

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Definitions:

Modal Score

The most frequently occurring value in a set of data, which represents the mode.

Median Score

The median score represents the middle value in a sorted list of numbers, essentially splitting the dataset into two halves.

Mean Score

The average score obtained by computing the sum of all individual scores and dividing by the number of scores.

Measure Of Central Tendency

A descriptive statistic that is the most typical, common, or frequently occurring value for a variable.