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26 Cards in this Set
- Front
- Back
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What is it when you see // words and what does it do |
When you see a // that signifies that the following after is a comment. It doesn’t affect the code. For short explanations. |
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A blank line |
Have no effect on program. Simply improve readability of code |
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int main () |
Initiates the declaration of a function. |
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Function |
A function is a group of code statements which are given a name |
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Preprocessor directives |
Lines that include in a program that begin with the character # they are invoked by the compiler to process programs before compilation |
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<< |
cout |
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>> |
cin |
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“ “ |
Encloses a string of characters |
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Variable |
A storage location in memory. Has a name and a type of data it can hold. |
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Literal |
A value that is written into a programs code |
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Identifier rules |
Back (Definition) |
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char data type |
Used to hold character or very small integer values Usually 1 byte of memory |
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What must character literals have |
Must be enclosed in single quote marks. i.e ‘A’ |
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What must character literals have |
Must be enclosed in single quote marks. i.e ‘A’ |
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A series of characters in consecutive memory locations: “Hello” |
Character strings |
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What must character literals have |
Must be enclosed in single quote marks. i.e ‘A’ |
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A series of characters in consecutive memory locations: “Hello” |
Character strings |
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What are the three floating-point data types and what do they do |
Float Double Long double |
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What are the three floating-point data types and what do they do? |
Float Double Long double They hold real numbers including decimals |
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Assignment position |
Must appear on the left side of the = operator 12 = item; will not work |
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Assignment position |
Must appear on the left side of the = operator 12 = item; will not work |
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% operator |
Computers the remainder resulting from integer division cout >> 13 % 5; will display 3. 5 goes into 13 twice, remainder 3, answer 3 |
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Begin with /* and end with */ |
Multi line comments |
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Named Constants (constant variable) |
Variable whose content can not be changed during program execution. Used for representing constant values with descriptive names: const double TAX_MAIN Often named in uppercase letters |
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Prompt |
A prompt is a message that instructs the user to enter data |
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Combined Assignment |
sum = sum + 1; sum += 1; |
