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30 Cards in this Set
- Front
- Back
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programmed |
Computers can do many different jobs because they can be_______________.
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LU
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Internally, the CPU consists of the __________________ and the _______________.
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high level language
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The two general categories of software are ________________ and ________________.
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low level |
Since computers can t be programmed in natural human language, algorithms must be written in a(n) __________________ language.
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low
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______________________ languages are close to the level of humans in terms of readability.
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cordavility
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A program s ability to run on several different types of computer systems is called __________.
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programmer define symbols
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Words or names defined by the programmer are called ________________.
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punctuation
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____________ characters or symbols mark the beginning or ending of programming statements, or separate items in a list.
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input processing
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A(n) __________ is a named storage location.
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input, processing, and output
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The three primary activities of a program are __________, __________, and __________.
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output
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__________ is information a program sends to the outside world.
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tells the preprocessor to include the iostream standard file. This specific file (iostream) includes the declarations of the basic standard input-output library in C++, and it is included because its functionality is going to be used later in the program.
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#include
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Preprocessor directives begin with a
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#
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A group of statements, such as the contents of a function, is enclosed in
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Braces {}
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A(n) ___________ is like a variable, but its value is read-only and cannot be changed during the programs execution.
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named constant
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When do preprocessor directives execute?
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Before the compiler compiles your program
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A variable must be de ned before it can be used.(true or false)
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true
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Variable names may be up to 31 characters long.(true or false)
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true
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You cannot initialize a named constant that is declared with the const modifier. true or false
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false
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The __________ library function returns the sine of an angle.
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sin
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The __________ library function returns the exponential function of a number.
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exp
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The __________ library function returns the natural logarithm of a number.
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log
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The __________ library function returns the value of a number raised to a power. |
pow
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The __________ le must be included in a program that uses the mathematical functions.
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cmath
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A relational expression is either __________ or __________.
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true, false
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The if statement regards an expression with the value 0 as __________.
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false
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14. For an if statement to conditionally execute a group of statements, the statements must be enclosed in a set of __________.
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braces
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The trailing else in an if/else if statement has a similar purpose as the__________ section of a switch statement. |
default
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If the sub-expression on the left of the __________ logical operator is false, the right sub-expression is not checked.
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&&
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The __________ logical operator has higher precedence than the other logical operators.
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!
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