Intro to C++

Question 1

the process of implementing the algorithm using a language the computer can understand.

Answer 1

Computer programming

Question 2

a set of special words, symbols and rules for constructing a program.

Answer 2

Programming language

Question 3

There are many programming languages each with ____________________________________.

Answer 3

their own set of rules.

Question 4

used in C++ to name things.

Answer 4

Identifiers

Question 5

3 types of identifiers

Answer 5

• Letters (LOWERCASE/UPPERCASE)
• DIGITS (0-9)
• THE UNDERSCORE ( _ ) CHARACTER

Question 6

: C++ is ______________, In other words, uppercase and lowercase letters are considered to be different.

Answer 6

case-sensitive

Question 7

A set of valid data values along with the operations that may be performed on those values.

Answer 7

Data types

Question 8

one alphanumeric character enclosed in single quotes.

Answer 8

char

Question 9

positive or negative integers with or without a sign.

Answer 9

𝑖𝑛𝑡

Question 10

positive or negative numbers containing an integer part and a fractional part with a decimal point in between.

Answer 10

float/ double

Question 11

an set of characters used to hold data containing more than one character enclosed in double quotes.

Answer 11

string

Question 12

true of false

Answer 12

bool

Question 13

Assignment statement

Answer 13

Syntax: variable = expressions;

Question 14

information of the program needs (a list of all necessary header files used in the program).

Answer 14

Preprossesor directives

Question 15

functions by definition return a value

Answer 15

Heading

Question 16

Heading

Answer 16

– int main ( )

Question 17

{
variable declarations and
executable statements
}

Answer 17

Main function

Question 18

FORMAT:

Answer 18

include<iostream></iostream>

using namespace std;

int main ( )
{
	//Executable Statements
				⋮
	return 0;
}

Question 19

a predefined variable in C++ that indicates you are going to output a stream of characters to an output device.

Answer 19

𝑐𝑜𝑢𝑡

Question 20

GENERAL FORM OF COUT:

Answer 20

cout&laquo_space;ExprOrString &laquo_space;ExprOrString … ;

Question 21

causes the cursor to move to the beginning of the next line. This is one way to get blank lines in your output.

Answer 21

𝑒𝑛𝑑𝑙 (end line)

Question 22

is a predefined variable in C++ that indicates you are going to input a stream of characters from an input device

Answer 22

cin

Question 23

GENERAL FORM OF CIN:

Answer 23

cin&raquo_space; variable1&raquo_space; variable2 … ;

Question 24

Unlike the output statement which may contain constants, variables or more complicated expressions, the only items that may be specified in an input statement are the _______________________

Answer 24

names of one or more variables.

Question 25

made up of constants, variables, operators and parentheses.

Answer 25

Arithmetic expressions

Question 26

The arithmetic operators in C++ are

Answer 26

+ (addition) - (subtraction) * (multiplication) / (division) % (modulus - the remainder from integer division)

Question 27

When expressions are evaluated, they are evaluated ______________.

Answer 27

left to right

Question 28

following precedence rules:

Answer 28

( ) * / % + -

Question 29

Logical operators

Answer 29

and ( & ) or ( | ) not ( ! ) xor ( ^ )

Question 30

Shifting operators

Answer 30

Shift left (≪) Shift right (≫)

Question 31

relational operators

Answer 31

equal ( == ) not equal ( != ) less than ( < ) greater than ( > ) less than or equal ( <= ) greater than or equal ( >= ) logical and (& &) logical or ( || )

Question 32

allows operators to be combined for a short-hand notation.

Answer 32

combined operators

Question 33

combined operators

Answer 33

+= add and equal −= subtract and equal ∗= multiply and equal /= divide and equal %= modulo and equal &= and equal |= or equal ^= xor equal

Question 34

provides increment and decrement operators.

Answer 34

increment and decrement

Question 35

increment/decrement the contents of n and use the new value of n in the expression.

Answer 35

++n or --n

Question 36

use the current value of n in the expression and when finished, increment/decrement n.

Answer 36

N++ or n--

Question 37

+

Answer 37

(addition)

Question 38

-

Answer 38

(subtraction)

Question 39

*

Answer 39

(multiplication)

Question 40

/

Answer 40

(division)

Question 41

%

Answer 41

(modulus - the remainder from integer division)

Question 42

The % operator may appear ONLY with ______________

Answer 42

integer values.

Question 43

( & )

Answer 43

and

Question 44

( | )

Answer 44

or

Question 45

( ! )

Answer 45

not

Question 46

( ^ )

Answer 46

xor

Question 47

(≪)

Answer 47

Shift left

Question 48

(≫)

Answer 48

Shift right

Question 49

( == )

Answer 49

equal

Question 50

( != )

Answer 50

not equal

Question 51

( < )

Answer 51

less than

Question 52

( > )

Answer 52

greater than

Question 53

( <= )

Answer 53

less than or equal

Question 54

( >= )

Answer 54

greater than or equal

Question 55

(& &)

Answer 55

logical and

Question 56

( || )

Answer 56

logical or

Question 57

+=

Answer 57

add and equal

Question 58

−=

Answer 58

subtract and equal

Question 59

∗=

Answer 59

multiply and equal

Question 60

/=

Answer 60

divide and equal

Question 61

%=

Answer 61

modulo and equal

Question 62

&=

Answer 62

and equal

Question 63

|=

Answer 63

or equal

Question 64

^=

Answer 64

xor equal

Question 65

++

Answer 65

increment

Question 66

--

Answer 66

decrement