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25 Cards in this Set
- Front
- Back
mv |
Used to change the name of a file. mv oldfile newfile |
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rm |
Used to permanently delete a file |
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mkdir |
Used to create a directory |
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cd |
Used to move from one directory to another. Using just cd will return to home directory |
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pwd |
Displays absolute path to current directory |
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rmdir |
Used to delete a directory but the directory has to be empty |
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What is batch processing? |
All input gathered in a file that a program reads directly from. |
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What is get function? |
A function that can be used to read character data including whitespace. cin.get(data) |
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What is Linux redirection for batch processing? |
< is used for the input source. File < inputfile > is used to output to a file. File > outputfile |
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What is a count controlled loop? |
Loop designed to run a specific number of times |
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What is a EOF controlled loop |
Designed to read and process data until end of file is encountered. Using a while statement. |
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What is a sentinel controlled loop? |
Can be used when the last entry in a data set is a special value |
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How to start a for controlled loop? |
For(int i; i<5; i++) |
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What does a while statement look like? |
While(logical expression) Statement; |
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What does a EOF controlled loop look like? |
cin ≥> data; While(cin) { Statement Cin >> data; } |
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What is a value returning function? |
Designed to compute and return exactly one value using a return statement. |
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What is a void function? |
Series of statements designed to perform a task. |
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What 3 things are needed to add a function? |
Function definition Function prototype Function call |
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What is a function definition? |
Consists of heading and body placed after the main function? |
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What is a function prototype? |
Placed after using statements and CONST declaration but before the main function. |
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What is a function call? |
Placed inside any function, used when you want the statements in the function to be executed. |
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What is a parameter? |
It is a value that is passed to a function. |
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What are the two methods of parameter passage? |
Pass by value Pass by reference |
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What is pass by value? |
A copy of the value of the actual parameter is transmitted. Copy is used. The actual parameter does not change. |
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What is pass my reference? |
The memory location of the actual parameter is sent to the function. Any changes made by the function will change the actual parameter. It is indicated by an & after the data type in the formal parameter list. Actual parameters must be variables. |