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25 Cards in this Set
- Front
- Back
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Expressions are a collection of.....
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operators & operands that evaluate to a single value.
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Numeric operators are a combination of.....
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numbers & numeric operators.
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Numeric expressions give us....
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numeric answers.
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In Numeric Expressions we can use any combination of.....
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whole numbers, unsigned integers, or integers in our expressions.
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Numbers in an expression are called.....
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operands.
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Operators separate each operand and tell us what......
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type of arithmetic we need to do.
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Unary Operators affect a .....
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single operand.
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Unary Operators are.....
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-
+ ++ -- |
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- is......
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negative
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+ means.....
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positive
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++ means......
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increaments adds 1 to a number.
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-- means.....
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decrements subtracts 1 from a number.
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Binary Operators affects.....
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a pair of operands.
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Binary Operators are.....
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+
- * / % |
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+ means......
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addition
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- means.....
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subtraction
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* means.......
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Multiplication
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/ means......
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division
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% means......
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modulus (remainded after division.)
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Expressions are used in a specific order.....
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1. Exponents
2. Multiplication, Modulus, and Division. 3. Addition & Subtraction. |
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Everything inside a pair of parentheses is evaluated......
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before anything outside them is.
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We evaluate expressions from.......
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left to right starting with the innermost set of parentheses.
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There is only one type of string expression which is.....
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Concatenation.
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The symbol for concatenation looks like.....
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the numeric addition operator but it is not.
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The concatenation string operator combines one or more.....
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strings into a single string.
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