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11 Cards in this Set
- Front
- Back
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2.1: concept: C++ programs have parts and components that serve... |
a specific purpose |
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How do you start a comment in C++? |
with two forward slashes (//). The complier ignores everything from the double slash to the end of the line. |
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Are comments important important to programmers? If so, why? |
Yes. They are important because they help explain what's going on. |
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What is a preprocessor directive? |
a line that starts with a #. |
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Think of a preprocessor as a program that "_____ ___" your source code for the compiler. |
sets up |
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Where should a header file be included in the program? |
at the head or the top. Ex. <iostream> |
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What are three examples of program entities that must have names? |
1. Variables 2. Functions 3. Objects |
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Why does C++ use namespaces? |
to organize the names of program entities. Ex. std |
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What is the reason a program needs access to the namespace std? |
because every name created by the iostream file is part of that namespace. |
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In order for a program to use the entities in iostream, it must have ______ to the ____ namespace. |
acces, std |
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What is a function? |
a group of one or more programming statements that collectively has a name. In this case the function name is: main() |
