20 Questions
Real numbers consist of whole numbers only.
False
Integers are numbers with decimal points.
False
Character data set includes letters, single-digit numbers, and special characters.
True
Character data type includes letters, numbers, and symbols.
True
Logical data type can only store true or false values.
True
An upper case letter is considered the same character as a lower case letter.
False
The data type that can be used in numeric calculations is character data.
False
Logical data consists of three values: True, False, and Maybe.
False
Real numbers are always whole numbers without any decimal parts.
False
Mixing data types like placing string data in a numeric variable is acceptable.
False
Numeric data type uses the set of all base 8 numbers.
False
The logical data type consists of the words True and False.
True
Any numeric item that must be used in calculations should be designated as a character data type.
False
Each variable name is given multiple memory locations in the computer's internal memory.
False
External storage mediums like hard disk drives are used for temporarily storing data in a computer.
False
Data files contain the instructions to tell the computer what to do.
False
Operators are the data connectors within expressions and equations.
True
In the expression 5 * 3, 5 and 3 are operands and 15 is the resultant.
True
Operands in an expression can only be variables, never constants.
False
Expressions and equations do not play a role in solving computer problems.
False
Test your knowledge of variable naming rules including the use of letters, numbers, and underscores. Learn how to create concise yet descriptive variable names and maintain consistency with upper- and lower-case letters.
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