Quiz 2 programming

The expression static_cast<int>(6.9) + static_cast<int>(7.9) evaluates to ____.

13

The length of the string "computer science" is ____.

16

suppose that count is an int variable and count = 1. After the statement count++; executes, the value of count is

2

The value of the expression 17 % 7 is ____.

3

The value of the expression 33/10, assuming both values are integral data types, is ____.

3

Suppose that alpha and beta are int variables. The statement alpha = --beta; is equivalent to the statement(s) ____.

beta = beta +1;

____________ is a valid int value

46259

The expression static_cast<int>(9.9) evaluates to ____.

9

In a C++ program, one and two are double variables and input values are 10.5 and 30.6. After the statement cin >> one >> two; executes, ____.

one = 10.5 , two = 30.6

which of the following is a legal identifier

program_1

____ are executable statements that inform the user what to do.

prompt lines

The ____ rules of a programming language tell you which statements are legal, or accepted, by the programming language.

syntax

If a C++ arithmetic expression has no parentheses, operators are evaluated from left to right.

true

Suppose a = 5. After the execution of the statement ++a; the value of a is 6

true

the maximum number of significant digits in values of the double type is 15

true

Choose the output of the following C++ statement: cout << "Sunny" << :\n; << "pay " << endl;

Day

which of the following is the newline character

\n

________ is a valid char value

'A'

An example of a floating point data type is ____.

double

The memory allocated for a double value is ______________ bytes

eight

A mixed arithmetic expression contains all operands of the same type.

false