Aikmen Series Chapter No.2, Question No.5

Chapter No.2 Question No.5

Question No.5 : Which of the following are valid variable names in C?

No.	Identifier	Remarks
i	income	valid
ii	total marks	invalid, spaces are not allowed
iii	double	invalid,C reserve words
iv	average-score	invalid,- Symbol is not allowed
v	room#	invalid,# symbol is not allowed
vi	_area	valid
vii	no_of_students	valid
viii	long	invalid,C Reserve word
ix	item	valid
x	MAX_SPEED	valid

Aikman Series Chapter 2, Question No. 4

Chapter 2 Question No. 4

 

Question No.4 What data type would you use to represent the following items.?

Data Item	Data type
Number of children at your school	int
A letter grade on an exam	char
Average marks of your class	float

Aikman Series Solution Chater 2, Question 3

Chapter No. 2 Question No.2

Mark True / False

1.    The printf and scanf are standard identifiers 
2.    In C Language all variables must be declared before being used
3.    Standard data types are not predefined in C language.
4.    The double data type requires four bytes in memory.
5.    In scientific notation the exponent represents the value of the number and mantissa represents the    power   to which it is raised.
6.    The symbol for modulus operator is %
7.    The symbol = is used to compare two values
8.    Operator precedence determines the order of evaluation of operations in an expression.
9.    For many compiles a C variable name can be up to 31 characters
10. C program can only use lowercase letters in variable names.



Solution

1.    True

2.    True

3.    False

4.    False

5.    False

6.    True

7.    True

8.    True

9.    True

10.  False

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Aikman Series Chpter 2, Question 2

Chapter No.2 Elements of C
Question No.2 Choose the correct Option

1.   Variable are created in:

        a.    RAM
        b.    ROM
        c.    Hard Disk
        d.    Cache


2.   Which of the following is a valid character constant:

        a.     a

        b.    "b"

        c.     '6'

        d.      =

3.   Which of the following data types offers the highest precision

        a.    Float

        b.    Long Int

        c.    Long Double

        d.   Unsigned Long Int


4.   When the result of the computation of two very small numbers is too small to be represented . this phenomenon is called :

        a.    Arithmetic Overflow

        b.    Arithmetic Underflow

        c.    Truncation

        d.    Round Off


5.   The symbol "=" represents :

        a.    Comparison Operator

        b.    Assignment Operator

        c.    Equal-to Operator

        d.   Non of these


6.   Which of the following operators has lowest precedence:?

        a.    !

        b.    +

        c.    =

        d.   ==

7.   Relational operators are used to:

        a.    Establish a relationship among variables

        b.    Compare two values

        c.    construct compound condition

        d.   perform arithmetic operations


8.   C is strongly typed language, This means that:

        a.    Every program must be compiled before execution

        b.    Every variable must be declared before it is being used

        c.    The variable declaration also defines the variable

        d.   Data types are available to manipulate each data type


9.    The logical not operator , denoted by ! is a :

        a.    Ternary Operator

        b.    Unary Operator

        c.    Binary Operator

        d.   Bitwise Operator


10. a+=b is equivalent to:
        a.    b+=a

        b.    a=+b

        c.    a=a+b

        d.   b=a+b




Solution

1.   a
2.   c
3.   c
4.   b
5.   b
6.   c
7.   b
8.   b
9.   b

10. c

Aikman Series Chapter 2 Question 1

Chapter No.2 Elements of C

Question No.1 : Fill in the blanks

1.   The first character of a variable name must be ____________
2.   _____________ operates on two operands.
3.   Named memory cells which are used to store program`s input and output are called ____________.
4.   The maximum length of a character constant is _____ character(s)
5.   The value of a variable of type int ranges from ___________ to ___________
6.   The value of an unsigned int variable ranges from _________ to ___________
7.   The value of a float type variable ranges from ____________ to ___________
8.   The symbole for logical OR operator is __________
9.   __________ are used to increase the readibility if the program.
10. Multi line comments start with ______ and end with _________



Solution
1.   An alphabet or an underscore ( _ )
2.   Binary Operator
3.   Variables
4.   One
5.   -32768 to 32767
6.   0 to 65535
7.   10^(-38) to 10^(+38)  :: 10 raised to the power -38 to 10 raised to the power +38
8.   ||
9.   Comments
10. /* and ends with */

Aikman Series Chaopter 1, Question 3

CHAPTER No.1 Getting Started with C 

 

Question No. 3

Mark the True / False.

 

1.   The C programming language was developed by Dennis Ritchie in 1972.

2.   C was derived from earlier programming language named B.

3.   The B was developed by Ken Thomson in 1980.

4.   The short key for compiling a program  in Turbo C++ IDE is Alt + F9.

5.   The compiler produces the source file from an object file.

6.   The Linker is a program that combines the object program with additional files.

7.   The Short cut key for executing the C program is Alt+F5

8.   In structured programming , the entire program is divided into smaller modules.

9.   The value of a constant can be changed during the program execution.

10.    High Level Language provides machine independence.

Solution:

1.    true

2.    true

3.    false

4.    true

5.    false

6.    true

7.    false

8.    true

9.    false

10.   true

Aikman Series Programming with C, Chapter No.1 Question No.2

CHAPTER No.1 Getting Started with C 

 

Question No. 2

Choose the correct option:

 

1.  C is a 

      a. High Level Language

      b. Low Level Language

      c. Assembly Language

      d. Machine LAnguage

2.   Turbo C++ can compile:

       a. C++ Program Only
       b. C and C++ Programs
       c. Turbo C Programs Only
       d. Turbo C++ Programs Only

3.   Debug is the process of :

       a. Creating bugs in Program
       b. Identifying and removing errors in program
       c. Identifying errors
       d. Removing errors

4.    C was designed to write program for:

       a. windows operating system
       b. Solaris operating system
       c. UNIX operating system
       d. OS/2 Operating System

5.   Preprocessor directives are commands for:

       a. Microprocessor
       b. Language Processor
       c. C Processor
       d. Loader

6.   The expression in Define Directive:

       a. can only be changed at the end of the program
       b. cannot be changed
       c. cannot be changed but can be redefined
       d. cannot be assigned a value

7.   Which of the following language require no translator to execute the program:

       a. C
       b. C++
       c. Machine Language
       d. Assembly Language

8.   .exe file is produced by :

       a. Linker
       b. Loader
       c. Compiler
       d. Interpretter

9.   which of the following key is used to save a file in Turbo C++ IDE

       a. F2
       b. F3
       c. F5
       d. F9

10. void occupies how many bytes in memory:

       a. Zero
       b. One
       c. Two
       d. Four





Solution

1.   a
2.   b
3.   b
4.   c
5.   c
6.   b
7.   c
8.   a
9.   b
10. a

Aikman Series Programming with C, Chapter No.1 Question No.1

CHAPTER No.1 Getting Started with C

Question No.1
Fill in the Blanks
1.  The set of instruction given to the computer to perform a task is called the ___________.
2.  ANSI Stands for ___________.
3.  A Computer Program written in high level language is known as __________.

4.  _________ is a program that places the executable file in memory.

5.  In __________  programming language, the entire logic of the program is implemented in a single module.
6.  _____________ are commands that give instruction to C preprocessor.
7.  _____________  is a name that is replaced by particular constant before program is sent to the compiler.
8.  The ___________ directive given a program access to library file.
9.  C program is divided into units, called ____________.
10. Every statement in C program terminates with a ___________.
11. A Language translator for assembly language is called ___________.
12. A set of rules for writing program in high level language is known as ____________. 

Solution
1.  Computer Program
2.  American National Standard Institute
3.  Source Program
4.  Loader
5.  Unstructured
6.  Preprocessor Directives
7.  Constant Macro
8.  Include
9.  Functions
10. Semicolon ( ; )
11.  Assembler
12.  Syntax