15 Questions
What is the purpose of a declaration statement in programming?
To provide a data type and an identifier for a variable
What is an identifier in programming?
A program component's name
What does a numeric constant (literal numeric constant) represent in programming?
A fixed numeric value used in the program
What is the purpose of initializing a variable in programming?
To assign a starting value to the variable
Why is it important to choose reasonable and descriptive names for variables in programming?
To enhance code readability and understandability
Which of the following accurately describes a data type in programming?
It defines the size of a variable in computer memory
What is the purpose of naming variables descriptively in programming?
To make the program more readable and understandable
What is the significance of the 'initialization' of a variable in programming?
It assigns a starting value to the variable
What does a 'literal constant' represent in programming?
A value that cannot be changed during program execution
Why do programming languages have rules for creating identifiers?
To prevent the use of reserved keywords as variable names
An identifier is a program component’s ______
name
A ______ is a classification that describes what values can be held by the item
data type
Most programming languages allow ______ and digits in variable names
letters
A ______ is a statement that provides a data type and an identifier for a variable
declaration
Figure 2-2 shows a flowchart and pseudocode of ______
n
Test your knowledge on declaring and using variables, performing arithmetic operations, and modularizing programs. This quiz covers the features of good program design and the elements of high-quality programs.
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