C++ Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

STL (140)
OOPS (873)
C++ General (2409)

C++ Interview Questions

Questions Answers Views Company eMail

founder of c++

Microtek, TCS, TeleCommand,

7 12630

What is C++ could you enplane me please?

1 3882

if x<>=z then statement end what is the cyclomatic complexity

5 31633

How do you make derived class as an abstract class?

Convergys, TCS,

1 5204

Write a program to find out the number of palindromes in a sentence.

TCS,

1 4521

what is static?

4 5858

The IT giant Tirnop has recently crossed a head count of 150000 and earnings of $7 billion. As one of the forerunners in the technology front, Tirnop continues to lead the way in products and services in India. At Tirnop, all programmers are equal in every respect. They receive identical salaries and also write code at the same rate. Suppose 14 such programmers take 14 minutes to write 14 lines of code in total. How long will in take 5 programmers to write 5 lines of code in total ?

TCS,

6 11032

How the memory management in vectors are being done. What happens when the heap memory is full, and how do you handle it ?

Yahoo,

2284

What is the best sorting algorithm, when there is a large amount of data, that cannot be fit in the main memory. ?

Yahoo,

1 6824

How do you initialize a class member, class x { const int i; };

emc2,

8 10438

Write a C/C++ program that connects to a MySQL server and checks if the InnoDB plug-in is installed on it. If so, your program should print the maximum number of concurrent threads that the InnoDB plug-in can create.

1 4724

write a program to enter a string like"sunil is a good boy and seeking for a job" not more than 10 characters including space in one line,rest characters should b in other line.if the next line starts from in between the previous word,then print whole word to next line.

Wipro,

2196

advantages and disadvantages of using Borland C++ / version 5.

1 9142

what is overloading

MindCracker,

3 5174

Read the following program carefully and write the output of the program. Explain each line of code according to given numbering. #include #include #include #include 1……………… int main (void) { pid_t pid; 2………………………… pid = fork(); 3…………………………. if (pid > 0) { int i; 4………………………… for (i = 0; i < 5; i++) { 5………………… …………… printf(" I AM VU : %d\n", i); 6………………… …………… sleep(1); } exit(0); } 7………………… ……… else if (pid == 0) { int j; for (j = 0; j < 5; j++) { 8……………………………… printf(" I have no child: %d\n", j); sleep(1); } _exit(0); } else { 9………………………………fprintf(stderr, "can't fork, error %d\n", errno); 10……………… … ………… exit (EXIT_FAILURE); } }

1 4801

Un-Answered Questions { C++ }

Is c++ a low level language?

926

What is the array and initializing arrays in c++?

991

What is the maximum combined length of command line arguments including the space between adjacent arguments?

963

Can I uninstall microsoft c++ redistributable?

1057

Is python better than c++?

986

what is a class? Explain with an example.

1109

• What are the desirable attributes for memory managment?

2174

Which bitwise operator is used to check whether a particular bit is on or off?

1025

What are vtable and vptr?

1086

What are vectors used for in c++?

1028

What is dev c++ used for?

988

What are default parameters? How are they evaluated in c++ function?

1138

What two types of containers does the stl provide?

952

Can we specify variable field width in a scanf() format string? If possible how?

1171

Does c++ have arraylist?

976

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