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33 Cards in this Set
- Front
- Back
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From what language is C++ derived?
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C++ is derived from C.
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What was the main factor that drove the creation of C++?
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Increasing program complexity was the main factor that drove the creation of C++.
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C++ is the parent of Java and C#. True or False?
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True.
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Name the principles of OOP.
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Encapsulation, polymorphism, and inheritance are the principles of OOP.
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What is the basic unit of encapsulation is C++?
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The class is the basic unit of encapsulation in C++.
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What is the commonly used term for a subroutine in C++?
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Function is the commonly used term for a subroutine in C++.
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Where does a C++ program being execution?
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A C++ program beings execution with main( ).
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What is cout?
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cout is a predefined identifier that is linked to console output.
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What does #include <iostream> do?
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It includes the header <iostream>, which supports I/O.
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Must a variable be declared before it is used?
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Yes, in C++ variable must be declared before they are used.
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Show how to assign the variable min the value 0.
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min = 0;
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Can more than one variable be declared in a single declaration statement?
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Yes, two or more variables can be declared in a single declaration statement.
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What is C++'s input operator?
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The input operator is >>.
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To what device is cin linked by default?
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cin is linked to the keyboard by default.
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What does \n stand for?
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The \n stands for the newline character.
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What is C++'s keyword for the integer data type?
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The integer data type is int.
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What is double?
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double is the keyword for the double floating-point data type.
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How do you output a newline?
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To output a newline, use \n.
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What does the if statement do?
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if is C++'s conditional statement.
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What does the for statement do?
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The for is one of C++'s loop statements.
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What are C++'s relational operators?
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The relational operators are ==, !=, <, >, <=, and >=.
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How is a block of code created? What does it do?
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A block is started by a {. It is ended by a }. A block creates a logical unit of code.
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In C++, statements are terminated by a ______________.
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semicolon
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All C++ statements must start and end on one line. True or false?
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False.
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What is a function?
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A function is a subroutine that contains one or more C++ statements.
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A function is called by using its name. True or false?
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True.
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What is the C++ standard function library?
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The C++ standard function library is a collection of functions supplied by all C++ compilers.
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Which is the keyword, for, For, or FOR?
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The keyword is for. In C++, all keywords are in lowercase.
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A C++ identifier can contain what type of characters?
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A C++ identifier can contain letters, digits, and the underscore.
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Are index21 and Index21 the same identifier?
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No, C++ is case sensitive.
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What are the seven basic types?
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The seven basic types are char, wchar_t, int, float, double, bool, and void.
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What is the difference between signed and unsigned integers?
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A signed integer can hold both positive and negative values. An unsigned integer can hold only positive values.
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Can a char variable be used like a little integer?
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Yes.
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