C++ Programming Final
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Already graded A
A statement that starts with a hashtag (or pound) symbol (#) is called a ... -
correct answer✔️✔️preprocessor directive
Every complete C++ program must have a
a. comment
b. function named main
c. cout statement
d. namespace - correct answer✔️✔️function named main
in a cout statement, what two things will advance the output position to the
beginning of the next line? (#1, #2) - correct answer✔️✔e️ ndl, \n
Write a C++ statement that correctly assigns the character m to a variable named
letter. - correct answer✔️✔️letter='m'
What preprocessor directive needs to be included in a program that has string
variables? - correct answer✔️✔️#include <string>
True or False: Preprocessor directives are not C++ statements and as such should
not end with a semicolon - correct answer✔️✔️True
SUCCESS
, STUDYSAGE
Write a C++ statement that declares that a program will be accessing entities
whose names are part of the namespace std. - correct answer✔️✔u ️ sing
namespace std;
Write a C++ statement that defines a constant named TAX_RATE that hold the
value of 0.075. - correct answer✔️✔️const double TAX_RATE = 0.075;
True or False: When the fixed manipulator is used, the value specified by the
setprecision manipulator will be the number of digits to appear after the decimal
point. - correct answer✔️✔️True
What causes a program to wait until information is typed at the keyboard and the
[Enter] key is pressed? - correct answer✔️✔️cin object
The _________ operator always follows the cin object, and the ________
operator always follow the cout object (#1, #2). - correct answer✔️✔️>>, <<
When the final value of an expression is assigned to a variable, it will be
converted to ... - correct answer✔️✔️the datatype of the variable
When a variable is assigned a number that is too large for its data type, it ... -
correct answer✔️✔️overflows
Write a C++ cin statement that will read input into each of these variables:
int age;
double pay;
SUCCESS