100+ Programming for Problem Solving Solved MCQs

These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Computer Science Engineering (CSE) .

Take a Test

1.	Which Of The Following Are Components Of Central Processing Unit (CPU)?
A.	Arithmetic Logic Unit, Mouse
B.	Arithmetic Logic Unit, Control Unit
C.	Arithmetic Logic Unit, Integrated Circuits
D.	Control Unit, Monitor
Answer» B. Arithmetic Logic Unit, Control Unit

discuss

2.	In Which Of The Following Form, Data Is Stored In Computer?
A.	Decimal
B.	Binary
C.	Hexadecimal
D.	Octal
Answer» B. Binary

discuss

3.	Which Level Language Is Assembly Language?
A.	High-Level Programming Language
B.	Medium-Level Programming Language
C.	Low-Level Programming Language
D.	Machine Language
Answer» C. Low-Level Programming Language

discuss

4.	1 Mega Byte Is Equal To
A.	1024 Bytes
B.	1024 Kilo Bytes
C.	1024 Giga Bits
D.	1024 Bits
Answer» B. 1024 Kilo Bytes

discuss

5.	One Byte Is Equal To How Many Bits ?
A.	4 Bits
B.	8 Bits
C.	12 Bits
D.	16 Bits
Answer» B. 8 Bits

discuss

6.	One Nibble Is Equal To How Many Bits ?
A.	4 Bits
B.	8 Bits
C.	12 Bits
D.	16 Bits
Answer» A. 4 Bits

discuss

7.	An Assembler Is Used To Translate A Program Written In ?
A.	Low-Level Language
B.	Machine Language
C.	Assembly Language
D.	High-Level Language
Answer» C. Assembly Language

discuss

8.	We Can Insert Pre Written Code In A C Program By Using
A.	#Read
B.	#Get
C.	#Include
D.	#Put
Answer» C. #Include

discuss

9.	Ritchie And Brian Kernighan Jointly Carried Out The Development Of C And That Version Is ________ .
A.	ISO C
B.	K&R C
C.	ANSI C
D.	R&K C
Answer» B. K&R C

discuss

10.	Who Was Creator Of B Language, Which Inspired Dennis Ritchie To Create Strong Procedural Language Called C?
A.	Thomas E. Kurtz
B.	James Gosling
C.	Brian Kernighan
D.	Ken Thompson
Answer» D. Ken Thompson

discuss

11.	Which Committee Standardize C Programming Language?
A.	W3C
B.	ANSI
C.	ISO
D.	TRAI
Answer» B. ANSI

discuss

12.	Dennis Was Author Of Famous Programming Book _________ .
A.	Thinking In C
B.	C Programming For Scientist
C.	The C Programming Language
D.	C Programming And Techniques
Answer» C. The C Programming Language

discuss

13.	Many Features Of C Were Derived From An Earlier Language Called _____.
A.	PASCAL
B.	BASIC
C.	FORTRAN
D.	B
Answer» D. B

discuss

14.	C Programming Was Created At ______ By Dennis Ritchie.
A.	AT&T Bell Laboratory
B.	Stanford Lab
C.	MIT University
D.	Haward University
Answer» A. AT&T Bell Laboratory

discuss

15.	Which Type Of Software Is An Operating System?
A.	Utility Software
B.	System Software
C.	Application Software
D.	Firmware Software
Answer» B. System Software

discuss

16.	Microsoft Office Is Type Of?
A.	Utility Software
B.	System Software
C.	Application Software
D.	Firmware Software
Answer» C. Application Software

discuss

17.	How Many Main() Function We Can Have In Our Project?
A.	1
B.	2
C.	No Limit
D.	Depends On Compiler
Answer» A. 1

discuss

18.	Is It Possible To Run Program Without Main() Function?
A.	Yes
B.	No
C.	Option.
D.	Option.
Answer» A. Yes

discuss

19.	What Is Sizeof() In C?
A.	Operator
B.	Function
C.	Macro
D.	None Of These
Answer» A. Operator

discuss

20.	Bitwise Operators Can Operate Upon?
A.	Double And Chars
B.	Floats And Doubles
C.	Int And Floats
D.	Int And Chars
Answer» D. Int And Chars

discuss

21.	What Is C Tokens?
A.	The Smallest Individual Units Of C Program
B.	The Basic Element Recognized By The Compiler
C.	The Largest Individual Units Of Program
D.	A & B Both
Answer» D. A & B Both

discuss

22.	What Is Keywords?
A.	Keywords Have Some Predefine Meanings And These Meanings Can Be Changed.
B.	Keywords Have Some Unknown Meanings And These Meanings Cannot Be Changed.
C.	Keywords Have Some Predefine Meanings And These Meanings Cannot Be Changed.
D.	None Of The Above
Answer» C. Keywords Have Some Predefine Meanings And These Meanings Cannot Be Changed.

discuss

23.	What Is Constant? A Constants Have Fixed Values That Do Not Change During The Execution Of
A.	Program
B.	Constants Have Fixed Values That Change During The Execution Of A Program
C.	Constants Have Unknown Values That May Be Change During The Execution Of A Program
D.	Option.
Answer» A. Program

discuss

24.	Which Is The Right Way To Declare Constant In C?
A.	Int Constant Var =10;
B.	Int Const Var = 10;
C.	Const Int Var = 10;
D.	B & C Both
Answer» D. B & C Both

discuss

25.	Which Operators Are Known As Ternary Operator?
A.	::, ?.
B.	?, :
C.	?, ;;
D.	None Of The Above
Answer» B. ?, :

discuss

26.	Total Number Of Keywords In C Are
A.	30
B.	12
C.	34
D.	32
Answer» D. 32

discuss

27.	The Compiler In C Ignores All Text Till The End Of Line Using
A.	//
B.	/
C.	*/
D.	/*/
Answer» A. //

discuss

28.	Printf() Belongs To Which Library Of C
A.	Stdlib.H
B.	Stdio.H
C.	Stdout.H
D.	Stdoutput.H
Answer» B. Stdio.H

discuss

29.	What Is Correct Order Of Precedence In C
A.	Addition, Division, Modulus
B.	Addition, Modulus, Division
C.	Multiplication, Substration, Modulus
D.	Modulus, Multiplication, Substration
Answer» D. Modulus, Multiplication, Substration

discuss

30.	In Switch Statement, Each Case Instance Value Must Be _______?
A.	Constant
B.	Variable
C.	Special Symbol
D.	None Of The Above
Answer» A. Constant

discuss

31.	What Is The Work Of Break Keyword?
A.	Halt Execution Of Program
B.	Restart Execution Of Program
C.	Exit From Loop Or Switch Statement
D.	all
Answer» C. Exit From Loop Or Switch Statement

discuss

32.	Which One Of The Following Sentences Is True ?
A.	The Body Of A While Loop Is Executed At Least Once.
B.	The Body Of A Do ... While Loop Is Executed At Least Once.
C.	The Body Of A Do ... While Loop Is Executed Zero Or More Times.
D.	A For Loop Can Never Be Used In Place Of A While Loop.
Answer» B. The Body Of A Do ... While Loop Is Executed At Least Once.

discuss

33.	A C Variable Cannot Start With
A.	An Alphabet
B.	A Number
C.	A Special Symbol Other Than Underscore
D.	Both (B) And (C)
Answer» D. Both (B) And (C)

discuss

34.	Which Of The Following Shows The Correct Hierarchy Of Arithmetic Operations In C
A.	/ + * -
B.	* - / +
C.	+ - / *
D.	* / + -
Answer» D. * / + -

discuss

35.	Int Main() { Extern Int I; I = 20; Printf("%D", Sizeof(I)); Return 0; }
A.	20
B.	0
C.	Undefined Reference To I
D.	Linking Error
Answer» C. Undefined Reference To I

discuss

36.	Is The Following Statement A Declaration Or Definition Extern Int I;
A.	Declaration
B.	Definition
C.	none
D.	all
Answer» A. Declaration

discuss

37.	Int Main() { Int X = 10; { Int X = 0; Printf("%D",X); } Return 0; }
A.	10
B.	Compilation Error
C.	'0'
D.	Undefined
Answer» C. '0'

discuss

38.	//This Program Is Compiled On 32 Bit DEV-C++ Int Main() { Char Ptr1, Ptr2; Printf("%D %D", Sizeof(Ptr1), Sizeof(Ptr2)); Return 0; }
A.	1 1
B.	2 2
C.	4 4
D.	none
Answer» C. 4 4

discuss

39.	What Should Be The Output: Int Main() { Int A = 10/3; Printf("%D",A); Return 0; }
A.	3.33
B.	3.0
C.	3
D.	Option.
Answer» C. 3

discuss

40.	Which Of The Following Is Executed By Preprocess?
A.	#Include<Stdio.H>
B.	Return 0
C.	Void Main(Int Argc , Char ** Argv)
D.	none
Answer» A. #Include<Stdio.H>

discuss

41.	Int Main() { Int A = 10.5; Printf("%D",A); Return 0; }
A.	10.5
B.	10.0
C.	10
D.	Compilation Error
Answer» C. 10

discuss

42.	Int Main() { Int _ = 10; Int __ = 20; Int ___ = _ + __; Printf("__%D",___); Return 0; }
A.	Compilation Error
B.	Runtime Error
C.	__0
D.	__30
Answer» D. __30

discuss

43.	Int Main() { Int A = 5; Int B = 10; Int C = A+B; Printf("%I",C);
A.	0
B.	15
C.	Undefined I
D.	Any Other Compiler Error
Answer» B. 15

discuss

44.	int main() { int x; x=10,20,30; printf("%d",x); return 0; }
A.	10
B.	20
C.	30
D.	Compilation Error
Answer» A. 10

discuss

45.	How many times C.com is printed? int main() { int a = 0; while(a++ < 5-++a) printf("C.com"); return 0; }
A.	5 times
B.	4 times
C.	3 times
D.	1 times
Answer» D. 1 times

discuss

46.	How many times C.com is printed? int main() { int a = 0; while(a++ < 5) printf("C.com"); return 0; }
A.	5 times
B.	4 times
C.	3 times
D.	1 times
Answer» A. 5 times

discuss

47.	How many times C.com is printed? int main() { int a = 0; while(a++) printf("C.com"); return 0; }
A.	1 time
B.	0 time
C.	Infinite times(Untill Stack is overflow)
D.	2 times
Answer» B. 0 time

discuss

48.	How many times C.com is printed? int main() { int a = 0; while(++a) { printf("C.com"); } return 0; }
A.	1 time
B.	Infinite Times(Untill Stack is overflow)
C.	2 times
D.	Error
Answer» B. Infinite Times(Untill Stack is overflow)

discuss

49.	What is output of below program? int main() { int i,j,count; count=0; for(i=0; i<5; i++); { for(j=0;j<5;j++); { count++; } } printf("%d",count); return 0; }
A.	55
B.	54
C.	1
D.	0
Answer» C. 1

discuss

50.	What is output of below program? int main() { int i,j,k,count; count=0; for(i=0;i<5;i++) { for(j=0;j<5;j++) { count++; } } printf("%d",count); return 0; }
A.	5
B.	10
C.	25
D.	50
Answer» C. 25

discuss

100+ Programming for Problem Solving Solved MCQs

Which Of The Following Are Components Of Central Processing Unit (CPU)?

In Which Of The Following Form, Data Is Stored In Computer?

Which Level Language Is Assembly Language?

1 Mega Byte Is Equal To

One Byte Is Equal To How Many Bits ?

One Nibble Is Equal To How Many Bits ?

An Assembler Is Used To Translate A Program Written In ?

We Can Insert Pre Written Code In A C Program By Using

Ritchie And Brian Kernighan Jointly Carried Out The Development Of C And That Version Is ________ .

Who Was Creator Of B Language, Which Inspired Dennis Ritchie To Create Strong Procedural Language Called C?

Which Committee Standardize C Programming Language?

Dennis Was Author Of Famous Programming Book _________ .

Many Features Of C Were Derived From An Earlier Language Called _____.

C Programming Was Created At ______ By Dennis Ritchie.

Which Type Of Software Is An Operating System?

Microsoft Office Is Type Of?

How Many Main() Function We Can Have In Our Project?

Is It Possible To Run Program Without Main() Function?

What Is Sizeof() In C?

Bitwise Operators Can Operate Upon?

What Is C Tokens?

What Is Keywords?

What Is Constant? A Constants Have Fixed Values That Do Not Change During The Execution Of

Which Is The Right Way To Declare Constant In C?

Which Operators Are Known As Ternary Operator?

Total Number Of Keywords In C Are

The Compiler In C Ignores All Text Till The End Of Line Using

Printf() Belongs To Which Library Of C

What Is Correct Order Of Precedence In C

In Switch Statement, Each Case Instance Value Must Be _______?

What Is The Work Of Break Keyword?

Which One Of The Following Sentences Is True ?

A C Variable Cannot Start With

Which Of The Following Shows The Correct Hierarchy Of Arithmetic Operations In C

Int Main() { Extern Int I; I = 20; Printf("%D", Sizeof(I)); Return 0; }

Is The Following Statement A Declaration Or Definition Extern Int I;

Int Main() { Int X = 10; { Int X = 0; Printf("%D",X); } Return 0; }

//This Program Is Compiled On 32 Bit DEV-C++ Int Main() { Char *Ptr1, *Ptr2; Printf("%D %D", Sizeof(Ptr1), Sizeof(Ptr2)); Return 0; }

What Should Be The Output: Int Main() { Int A = 10/3; Printf("%D",A); Return 0; }

Which Of The Following Is Executed By Preprocess?

Int Main() { Int A = 10.5; Printf("%D",A); Return 0; }

Int Main() { Int _ = 10; Int __ = 20; Int ___ = _ + __; Printf("__%D",___); Return 0; }

Int Main() { Int A = 5; Int B = 10; Int C = A+B; Printf("%I",C);

int main() { int x; x=10,20,30; printf("%d",x); return 0; }

How many times C.com is printed? int main() { int a = 0; while(a++ < 5-++a) printf("C.com"); return 0; }

How many times C.com is printed? int main() { int a = 0; while(a++ < 5) printf("C.com"); return 0; }

How many times C.com is printed? int main() { int a = 0; while(a++) printf("C.com"); return 0; }

How many times C.com is printed? int main() { int a = 0; while(++a) { printf("C.com"); } return 0; }

What is output of below program? int main() { int i,j,count; count=0; for(i=0; i<5; i++); { for(j=0;j<5;j++); { count++; } } printf("%d",count); return 0; }

What is output of below program? int main() { int i,j,k,count; count=0; for(i=0;i<5;i++) { for(j=0;j<5;j++) { count++; } } printf("%d",count); return 0; }

Int Main()
{
Extern Int I;
I = 20;
Printf("%D", Sizeof(I));
Return 0;
}

Int Main()
{
Int X = 10;
{
Int X = 0;
Printf("%D",X);
}
Return 0;
}

//This Program Is Compiled On 32 Bit DEV-C++
Int Main()
{
Char Ptr1, Ptr2;
Printf("%D %D", Sizeof(Ptr1), Sizeof(Ptr2));
Return 0;
}

What Should Be The Output:
Int Main()
{
Int A = 10/3;
Printf("%D",A);
Return 0;
}

Int Main()
{
Int A = 10.5;
Printf("%D",A);
Return 0;
}

Int Main()
{
Int _ = 10;
Int = 20;
Int _ = _ + ;
Printf("%D",___);
Return 0;
}

Int Main()
{
Int A = 5;
Int B = 10;
Int C = A+B;
Printf("%I",C);

int main()
{
int x;
x=10,20,30;
printf("%d",x);
return 0;
}

How many times C.com is printed?
int main()
{
int a = 0;
while(a++ < 5-++a)
printf("C.com");
return 0;
}

How many times C.com is printed?
int main()
{
int a = 0;
while(a++ < 5)
printf("C.com");
return 0;
}

How many times C.com is printed?
int main()
{
int a = 0;
while(a++)
printf("C.com");
return 0;
}

How many times C.com is printed?
int main()
{
int a = 0;
while(++a)
{
printf("C.com");
}
return 0;
}

What is output of below program?
int main()
{
int i,j,count;
count=0;
for(i=0; i<5; i++);
{
for(j=0;j<5;j++);
{
count++;
}
}
printf("%d",count);
return 0;
}

What is output of below program?
int main()
{
int i,j,k,count;
count=0;
for(i=0;i<5;i++)
{
for(j=0;j<5;j++)
{
count++;
}
}
printf("%d",count);
return 0;
}