Podcast
Questions and Answers
Which type of data is the only one that can be used in numeric calculations?
Which type of data is the only one that can be used in numeric calculations?
- Real numbers
- Integers (correct)
- Logical data
- Character data
What are integers?
What are integers?
- Numbers that can be used in logical operations
- Numbers with decimal points
- Numbers represented by characters
- Whole numbers (correct)
Which data type includes all types of numbers?
Which data type includes all types of numbers?
- Real numbers (correct)
- Logical data
- Character data
- Integers
What must computers be told about each variable or constant?
What must computers be told about each variable or constant?
Which data type consists of unorganized facts that go into the computer as input?
Which data type consists of unorganized facts that go into the computer as input?
What is the purpose of program files?
What is the purpose of program files?
In the expression $8-3$, what are the operands?
In the expression $8-3$, what are the operands?
What is the role of operators in expressions?
What is the role of operators in expressions?
In an expression involving relational operators, what is the focus?
In an expression involving relational operators, what is the focus?
What defines the data type of operands and resultants in an expression?
What defines the data type of operands and resultants in an expression?
Which data type uses the set of all characters available to the computer?
Which data type uses the set of all characters available to the computer?
What is the set used by the numeric data type?
What is the set used by the numeric data type?
What are the words used by the logical data type?
What are the words used by the logical data type?
What should any numeric item that needs to be used in calculations be designated as?
What should any numeric item that needs to be used in calculations be designated as?
Where are data, information, or programs stored externally for future use?
Where are data, information, or programs stored externally for future use?
Which data type consists of all single-digit numbers, letters, and special characters placed within quotation marks?
Which data type consists of all single-digit numbers, letters, and special characters placed within quotation marks?
What values constitute the logical data set discussed in the text?
What values constitute the logical data set discussed in the text?
In programming, what happens if string data is placed in a variable memory location designated as numeric?
In programming, what happens if string data is placed in a variable memory location designated as numeric?
What is considered when differentiating between upper case and lower case letters in character data?
What is considered when differentiating between upper case and lower case letters in character data?
Which of the following is NOT one of the three common data types mentioned in the text?
Which of the following is NOT one of the three common data types mentioned in the text?
What is a constant in computer programming?
What is a constant in computer programming?
How are variables and constants different in computer programming?
How are variables and constants different in computer programming?
What is the main purpose of identifiers in programming languages?
What is the main purpose of identifiers in programming languages?
In computer programming, what must all variable names begin with?
In computer programming, what must all variable names begin with?
Which statement about constants is true?
Which statement about constants is true?
What type of expression does the programmer evaluate in Example 5?
What type of expression does the programmer evaluate in Example 5?
In Example 6, the programmer evaluates a(n) __________ expression.
In Example 6, the programmer evaluates a(n) __________ expression.
What values does the programmer use to evaluate an equation in Example 7?
What values does the programmer use to evaluate an equation in Example 7?
Which type of data is NOT explicitly mentioned in the examples?
Which type of data is NOT explicitly mentioned in the examples?
When evaluating a mathematical expression in Example 4, the programmer would focus on which type of numbers?
When evaluating a mathematical expression in Example 4, the programmer would focus on which type of numbers?
What is the purpose of an equation when storing the result of an expression in a computer memory location?
What is the purpose of an equation when storing the result of an expression in a computer memory location?
Which symbol is used to represent multiplication in a mathematical expression?
Which symbol is used to represent multiplication in a mathematical expression?
In computing, where should all variables, constants, and operators be placed in a mathematical expression?
In computing, where should all variables, constants, and operators be placed in a mathematical expression?
What is the purpose of setting up a numerical expression for computer use?
What is the purpose of setting up a numerical expression for computer use?
When setting up a relational expression, what is its primary use?
When setting up a relational expression, what is its primary use?
Which mathematical operation is represented by the symbol '/' in an expression?
Which mathematical operation is represented by the symbol '/' in an expression?
What does it mean to evaluate an expression or equation?
What does it mean to evaluate an expression or equation?
When modifying a mathematical expression for computer use, where should operators be placed?
When modifying a mathematical expression for computer use, where should operators be placed?
