C Interview Questions
Questions Answers Views Company eMail

Juxtapose the use of override with new. What is shadowing?

1 4690

Explain the differences between public, protected, private and internal.

2 7268

Explain what?s happening in the first constructor: public class c{ public c(string a) : this() {;}; public c() {;} } How is this construct useful?

1 5871




What is the difference between typeof(foo) and myFoo.GetType()?

Synergy,

2 9249

What's the difference between a linked list and an array?

14 10671

Describe advantages and disadvantages of the various stock sorting algorithms

Microsoft,

1 7484

How would you find a cycle in a linked list?

NSN,

3 10450

How would you write qsort?

1 4784




How would you print out the data in a binary tree, level by level, starting at the top?

Amazon, Microsoft,

6 17956

If "AaBbCc" is passed to the char char x(*a) { a[0]?x(a+1):1; printf("%c",a[0]); return 1; } what will be the output?

Hughes,

6 4734

f(*p) { p=(char *)malloc(6); p="hello"; return; } main() { char *p="bye"; f(p); printf("%s",p); } what is the o/p?

Hughes,

7 4505

what is the different between if-else and switch statment (other than syntax)

Oracle, CTS, Scorpos,

26 61685

f(x,y,z) { y = y+1; z = z+x; } main() { int a,b; a = 2 b = 2; f(a+b,a,a); print a; } what is the value of 'a' printed

5 4033

helllo sir give me some information of the basic information the c as printf ,scanf , %d ,%f and why is the main use of these.

3 4873

helllo sir , what is the main use of the pointer ,array ,and the structure with the example of a programe

2 3882


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Un-Answered Questions { C }

a) Identify the following declarations. Ex. int i (integer variable) float a[l0](array of 10 real nos) int (*f())() void *f int (*f()) [] void *f int f[] [] [] char *(*f) () int (*f[]) [] float(*f) [] [] float **f int ******f

791


Wt are the Buses in C Language

1963


praagnovation

756


what is use of malloc and calloc?

602


using only #include and #include Write a program in C that will read an input from the user and print it back to the user if it is a palindrome. The string ends when it encounters a whitespace. The input string is at most 30 characters. Assume the string has no spaces and distinguish between and lowercase. So madam is a palindrome, but MadAm is not a palindrome. Use scanf and %s to read the string. Sample Test: Enter a string: madam madam is a palindrome. Enter a string: 09023 09023 is not a palindrome.

436






write a program which the o/p should b in such a way that s triangle if I/p is 3,a Square/rectangle if I/P=4,a pentagon if I/P=5 and so on...forget about the I/P which is less than 3

859


write a c program to find the sum of five entered numbers using an array named number

885


Write a C program to count the number of email on text

721


given post order,in order construct the corresponding binary tree

1572


p*=(++q)++*--p when p=q=1 while(q<=6)

472


write a program to generate address labels using structures?

1418


Difference between Shallow copy and Deep copy?

806


In this problem you are to write a program that will cut some number of prime numbers from the list of prime numbers between 1 and N.Your program will read in a number N; determine the list of prime numbers between 1 and N; and print the C*2 prime numbers from the center of the list if there are an even number of prime numbers or (C*2)-1 prime numbers from the center of the list if there are an odd number of prime numbers in the list.

594


in iso what are the common technological language?

898


Create a registration form application by taking the details like username, address, phone number, email with password and confirm password (should be same as password).Ensure that the password is of 8 characters with only numbers and alphabets. Take such details for 3 users and display the details. While taking input password must appear as “****”.

871