lesson 3-5

Question 1

They are arithmetic types and are further classified into: (a) integer types and (b) floating-point types

Answer 1

Basic Types

Question 2

They are again arithmetic types and they are used to define variables that can only assign certain discrete integer values throughout the program

Answer 2

Enumerated types

Question 3

The type specifier void indicates that no value is available.

Answer 3

The type void

Question 4

They include (a) Pointer types, (b) Array types, (c) Structure types, (d) Union types, and (e) Function types

Answer 4

Derived types

Question 5

The expressions ______ yields the storage size of the object or type in bytes.

Answer 5

sizeof

Question 6

it defines macros that allow you to use these values and other details about the binary representation of real numbers in your programs.

Answer 6

float.h

Question 7

There are various functions in C which do not return any value or you can say they return void.

Answer 7

Function returns as void

Question 8

There are various functions in C which do not accept any parameter

Answer 8

Function arguments as void

Question 9

A pointer of type void * represents the address of an object, but not its type

Answer 9

Pointers to void

Question 10

it is nothing but a name given to a storage area that our programs can manipulate.

Answer 10

variable

Question 11

it can be composed of letters, digits, and the underscore character

Answer 11

name of a variable

Question 12

BASIC VARIABLE TYPES

Typically a single octet (one byte). This is an integer type

Answer 12

char

Question 13

BASIC VARIABLE TYPES

The most natural size of integer for the machine.

Answer 13

int

Question 14

BASIC VARIABLE TYPES

A single-precision floating point value

Answer 14

float

Question 15

BASIC VARIABLE TYPES

A double-precision floating point value.

Answer 15

double

Question 16

BASIC VARIABLE TYPES

Represents the absence of type

Answer 16

void

Question 17

this definition tells the compiler where and how much storage to create for the variable

Answer 17

variable definition

Question 18

it provides assurance to the compiler that there exists a variable with the given type and name so that the compiler can proceed for further compilation

Answer 18

Variable declarations

Question 19

Expressions that refer to a memory location are called “lvalue“ expressions

Answer 19

L-value

Question 20

The term rvalue refers to a data value that is stored at some address in memory.

Answer 20

R-value

Question 21

this function is a fundamental tool for outputting formatted text to the standard output stream.

Answer 21

printf

Question 22

it reads formatted input from standard input stream

Answer 22

scanf

Question 23

Some common format specifiers include:

Answer 23

•%d for integers
•%f for floating-point numbers
•%c for characters
•%s for strings