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1. In C, the control is first transferred to ________ function and from here rest of the operation are carried out.
2. How many predefine words are supported by ANSI C standard?.
3. What is the maximum length of variable name as per ANSI standar is ______ character.
4. The function of translating one language to another is called_______.
5. ________ is a preprocessor directive.
6. By whom C language is created.
7. main() is ________ function.
8. mark_1 variable name is true?
9. ‘C’ basically identifies ______ type s of tokens.
10. How Many Types of Constant.
11. In ‘C’ language , character can be divided into ______ categories.
12. The string always end with _______.
13. a++ +a=b; statement is wrong or Not?
14. ‘C’ provides a special data type identified by keyword ____, known as Empty Data set.
15. A type of value that can be assigned to identifier is known as its____.
16. Which keyword is used in C to to create a new data type ?
17. How many bytes of the memory space dose a float data type use?
18. By combination of which two symbol conditional operator is used?
19. Explain arithmetic operators provide by C.
20. Explain Special Operators.
21. C program is a set of blocks called______.
22. ______ is a preprocessor directive.
23. C provides a facility of breaking a single program into set of small pieces known as ______
24. A word in C is known as a _______ of C.
25. How many bytes is occupied by “x” character?
26. The value passed to the function are known as _____ of function.
27. What is the ASCII value of \0 character ?
28. Which function key is used to open the saved program ?
29. C language is born in 1972, was standardized in _____ by ANSI.
30. Identifier consists of _______
31. ‘C’ language has ______ types of attributes [character set].
32. char sub[]=”C language”; In the above statement the length of the array is ______.
33. C language uses set of _____ to relate a data with its value.
34. Hoe many byte are used by “double” data type?
35. How many bytes are used if ‘int’ is prefixed with a keyword long?
36. The function will not return any type of value if function is prefixed by _____
37. What is the significant digit for float data type?
38. Which of the following is a data type in C?
39. What is the range for a long integer ?
40. How many bytes required for unsigned long integer datatype?
37. What is the significant digit for float data type?
38. Which of the following is a data type in C?
39. What is the range for a long integer ?
40. How many bytes required for unsigned long integer datatype?
41. ______ data has no value
42. Which of the operator is known as assignment operator?
43. Which is used for checking equality of two operator?
44. In C _____ relational operator is to check for smaller value or equality between two operands.
45. In the statement, “to_cost=qty + cost_item;” the right hand side if this statement is called a ______
46. Which operator represent Bitwise NOT?
47. When “--“ is suffix then it is known as ______
49. Which operator are used to change the flow of execution of program?
50. Which operator are used to checking non-equality between two operands in ‘C’ ?
51. In “3+2” , which of the following is an operand?
Question Bank Unit 1
1 – Marks
1. Give full form : ANSI
Ans : American National Standard Institute
2. Give definition: Algorithm.
Ans : algorithm is a procedure or Step by Step instruction for solving program.
3. What is a dry run?
Ans : A dry run is the process of a programmer manually working through their code to trace the value of variables
4. What is a flowchart?
Ans : A flowchart is a type of diagram that represents a workflow or process.
5. Give the difference between ++m and m++ notation.
Ans : ++m is Pre Increment and m++ is Post Increment
6. What is the range of character datatype in the C programming language?
Ans : -128 to 127
7. Explain the scanf () function.
Ans : Scanf function is used to input data from keyboard.
8. How many bits are occupied by the character datatype?
Ans : 1 Byte
9. What is the output?
#include<stdio.h>
#include<coni.h>
void main()
{
int k=65;
printf(“%c %d”, k, k );
}
Ans : A65
10.What is a header file consist of?
Ans : Library Function
11.What is the return data type of scanf()?
Ans : int
12.Why should we use i++ rather than i=i+1?
Ans : i++ execute fast in compare to I = I + 1
13.What is the difference between local and global variable declaration in C?
Ans : Scope of the Variable, Local variable scope limited while global variable scope is entire program.
14.What is Enumeration?
Ans : Enum is User Define Data Type
15.C Language consists of ______ number of keywords.
Ans : 32
16.C is middle–level language. [True/False]
Ans : True
17.C programming is _____ (top-down/bottom-up) programming.
Ans : top to down
18.Operators in C language are classified into ________
Ans : 6 Type
19.Types of comment available in C language is/are _________
Ans : Two 1. Single Line Comment and 2. Multiline Comment
20.C supports as many as _______relational operators.
Ans : 6 Types
Small Question
1. Give the rules for the naming of variables.
2. Draw all the symbols of the flow chart with their meaning.
3. What is typecasting? Explain it with an example.
4. Describe the data type available in C language.
5. Discuss equality operator.
6. Define token.
7. What is the requirement of an Algorithm?
8. Explain pre-processor in C language.
9. What is a variable? How to declare and define a variable? Explain the different types
of variables and the range of values with suitable examples.
10.Define the terms:
Compiler Interpreter Linker Loader
11.Prefix operators Vs Postfix operators
12.Discuss the process behind the compilation and execution of the C program.
13.Explain arithmetic operators available in C using examples.
14.Explain the Basic structure of C programming.
15.“Functions make C programming modular” Comment on this statement. What is the
difference between the inbuilt function and user dined function?
Large Question
1. Explain various symbols of flow chart and draw a flowchart to find the maximum of
three numbers.
2. What is an operator? Explain it. Give the list of operators in C language. Explain any
two of them.
3. Explain with a diagram that shows the compilation and execution process of the C
program.
4. Define Symbolic Constants. Explain #define in detail.
5. Discribe the characteristics and purpose of escape sequence character.
Question Bank Unit 2
1 – Marks
1. Which loop executes at least one?
Ans : do wile loop
2. List out iterative control statements in the c programming language.
Ans : For, While and Do while
3. ____________ statement will terminate the current execution of a loop.
Ans : break
4. Which two loops are known as entry control loops?
Ans : For and While
5. What is the “break” keyword?
Ans : it is use to terminate the current execution.
6. When if statements are nested, the last else gets associated with the nearest if without an else. (T/F)
Ans : False
7. The _______ operator is true only when both the operands are true.
Ans : And
8. Multiway selection can be accomplished using an else if statement or the __________ statement.
Ans : Switch
9. Each expression in the else if must test the same variable. (T/F)
Ans : True
10.The ______ statement when executed in a switch statement causes immediate exit from the structure.
Ans : Break
11.Find errors, if any, in each of the following segments:
if (x + y = z && y > 0)
printf(“ “);
Ans : Error : if( x+y == z && y > 0)
12.In a pretest loop, if the body is executed n times, the test expression is executed n + 1 times. (T/F)
Ans : True
13.The number of times a control variable is updated always equals the number of loop iterations. (T/F)
Ans : False
14.Both the pretest loops include initialization within the statement. (T/F)
Ans : True
15.In an exit-controlled loop, if the body is executed n times, the test condition is evaluated ________times.
Ans : n +1
16.The _________statement is used to skip a part of the statements in a loop.
Ans : continue
17.for loop with the no test condition is known as ______ loop.
Ans : infinite loop
18.The sentinel-controlled loop is also known as _______ loop.
Ans : While loop
19. In a counter-controlled loop, variable known as _____ is used to count the loop operations.
Ans : index
Small Question
1. Which loop is executed at least one time in any situation?
2. Describe the ladder if else with an example.
3. Explain the Switch statement with syntax and examples.
4. Explain Continue and Break statement with an example.
5. What is the general form of do-while statement, while statement, and for loop statement with example?
6. What does it mean by Unary operator and Binary operator? Explain at least 3 different unary operators used in C.
7. Explain Logical operators and relational operators available in C using
8. Explain the if-else statement.
9.Explain Do...While Loop with example.
10.Break statement Vs Continue statement
11.Explain the “nesting of loops” in detail.
12.Discuss dangling else problem.
Large Question
1. Which are the control structures available in C? Explain any one with an example.
2. Write a C program to check whether the given number is a prime number or not.
3. Develop a program that accepts a number and power which computes X^n. Using a
function to compute this X^n which takes two parameters (X, n) in the function.
4. Write all the iteration constructs and selection constructs available in C language
with syntax and suitable examples.
5. Differentiate between the Entry control loop and Exit Control loop.
6. Develop a C program to display 2, 4, 6, 8... series. The last number of the series is
accepted as input.
7. Write a program to determine whether an entered character is a vowel or not using a
switch statement.
8. Write a program to determine whether a given number is ‘odd’ or ‘even’ and print the
message NUMBER IS EVEN or NUMBER IS ODD
Question Bank Unit 3
1 – Marks
1. Explain the strlen () function.
Ans : String Length Function or It calculate number of character in an array.
2. Mathematical functions are stored in ________ header file.
Ans : math.h header file
3. Define a function in C.
Ans : A function is a group of statements that together perform a task.
4. What is an Argument?
Ans : The values that are declared within a function when the function is called are known as an argument.
5. How to pass an array to a user-defined function?
Ans : To pass an entire array to a function, only the name of the array is passed as an argument
6. A function in C should have atleast one return value. (T/F)
Ans : True
7. Explain the getchar () and putchar () functions.
Ans : Here the getchar() function takes a single character from the standard input and assigns them to a ch variable. Whereas the putchar() function prints the read character
8. What is “end-of-string” marker?
Ans : EOF
9. What is the meaning of w and s in scanf(“%ws”, string1);
Ans : W is whitespace character and S is String
10.How to read line of text from user.
Ans : using gets() function.
11.What is the rerturn type of getchar() function?
Ans : int
12.Explain gets() function.
Ans : To read line of text from user.
13. Explain putchar() with example.
Ans : Putchar is a function in the C programming language that writes a single character to the standard output stream
14.Explain the use and functionality of atoi(string) function.
Ans : The atoi() function converts a character string to an integer value.
Small Question
1. Explain function implementation in C programming
language.
2. What is function call in user define function.
3. What is nesting of function.
4. What is prototyping? Why is it necessary?
5. Explain Elements of user defined function.
6. Discuss String Handling Function available in C with
example.
7. Write an user define function to swap two integer
numbers.
8. Explain string comparision with == operator.
9. Explain floor() and ceil() functions.
10.Explain the delay() function with an example.
Large Question
1. Explain function prototype in UDF.
2. Write short note on function categories.
3. Explain Modular Programming in C programming language.
4. Explain any five string handing functions.
5. Explain any five mathematical functions.
6. Write a program to accept a string (one word) from a user
and display it in reverse
order.
7. Explain Call by value and Call by reference with suitable
examples.
8. Write a C program to convert a given decimal number to
its binary equivalent.
9. What is recursion? Write a recursive function to convert
any decimal number to a
binary number.
10. Write a recursive function to find the factorial of a
given number.
11. Write a program to concat (joining two strings) two
strings without using any built-in
function.
12. Write a program to input a number (rupees) and find all
the possible denominations.
Question Bank Unit 4
1 – Marks
1. Define array.
Ans : An array is a data structure that contains a group of elements.
2. What is an array variable?
Ans : Array variables provide an alternative to defining multiple variables to represent multiple values.
3. How to declare one dimentional array?
Ans : datatype variablename[size];
4. An array can store similar datatypes of value. (T/F)
Ans : we can store similar datatype only in an Array.
5. Explain multidimentional array.
Ans : datatype variablename[Row_Size][Col_Size];
6. An expression that evaluates to an integral value may be used as a subscript. (T/F)
Ans : True
7. In C, by default, the first subscript is zero.(T/F)
Ans : True
8. The declaration int x[2] = {1,2,3}; is illegal.(T/F)
Ans : True
9. The variable used as a subscript in an array is popularly known as _______variable.
Ans : Index
10.An array can be initialized either at compile time or at___________.
Ans : Run Time
11.An array that uses more than two subscript is referred to as ______________array.
Ans : Two Dimension
12._____ Keyword is used to create a structure.
Ans : struct
13.In structure, the. (dot) the operator is used for what?
Ans : Member Access
14.The structure is a collection of different data types. Is this true or false?
Ans : False
15. Structures may contain members of only one data type. (T/F)
Ans : False
16. Structures are always passed to functions by printers.(T/F)
Ans : True
17.Pointers can be used to access the members of structure variables. (T/F)
Ans : True
18.We can perform mathematical operations on structure variables that contain only numeric type members. (T/F)
Ans : False
19.The________ can be used to create a synonym for a previously defined data type.
Ans : Typedef
20.The selection operator —> requires the use of a __________to access the members of a structure.
Ans : Pointer Operator
21.The variables declared in a structure definition are called its ____________.
Ans : Member of Structure
Small Question
1. How can we initialize and declared structure?
2. Describe the advantages of the array.
3. Short note: pointer with structure.
4. Write a program to enter any string and count how many
characters and how many
digits are there in the string.
5. How can we declare two-dimensional arrays in C? What is
an array pointer?
6. Define structure. What is the purpose to declare a
structure? Explain with code.
7. Explain the initialization of one-dimensional arrays,
two-dimensional arrays, and
strings with examples.
8. What are strings? List and Explain operations that can be
performed on strings with
examples.
9. What is compile time and run time execution of code?
10.Explain two dimensional array with example.
Large Question
1. What is an array? Write a program to sort n elements
using user define function.
2. How to define a single-dimension integer array and a
single-dimension character
array? What is the basic difference between an integer array
and a character array?
3. Write a program to convert characters of strings to
Uppercase.
4. Write a program to convert decimal numbers to binary
equivalents.
5. Write short note on an array of strings.
6. Write a program to find duplicates in an array of
integers.
7. Explain the Nested structure with an example.
8. Describe Two Dimensional Array with its syntax and
example.
9. Write a C program to read a 2-D array and find out the
minimum element and its
position.
10. Write a program to read a string and reverse that string
without using an in-built
function.
Question Bank Unit 5
1 – Marks
1. Pointer variables are declared using the address operator.
Ans : False
2. Pointer constants are the addresses of memory locations.(T/F)
Ans : True
3. Pointers to pointers is a term used to describe pointers whose contents are the address of another pointer. (T/F)
Ans : True
4. It is possible to cast a pointer to float as a pointer to integer.
Ans : No
4. An integer can be added to a pointer. (T/F)
Ans : True
5. A pointer can never be subtracted from another pointer.
Ans : Yes
5. When an array is passed as an argument to a function, a pointer is passed. (T/F)
Ans : False
6. Pointers cannot be used as formal parameters in headers to function definitions. (T/F)
Ans : False
7. Value of a local variable in a function can be changed by another function.(T/F)
Ans : True
8. A pointer variable contains as its value the________ of another variable.
Ans : Memory Address
9. The ___________operator is used with a pointer to de-reference the address contained in the pointer.
Ans : *
10. The __________only integer that can be assigned to a pointer variable is ____________
Ans : 0 and NUll
11. The pointer that is declared as ________cannot be de-referenced.
Ans : Void
12. What is a NULL pointer?
Ans : A null pointer is a special reserved value which is defined in a stddef header file. Or
Null means that the pointer is referring to the 0th memory location.
