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HCL C Code Interview Questions

Questions Answers Views Company eMail

How to swap two variables, without using third variable ?

104 263557

how can u draw a rectangle in C

53 122557

What is the main difference between STRUCTURE and UNION?

13 191666

program to find magic aquare using array

4 8702

Write a program to model an exploding firecracker in the xy plane using a particle system

4164

main() { int i; clrscr(); printf("%d", &i)+1; scanf("%d", i)-1; } a. Runtime error. b. Runtime error. Access violation. c. Compile error. Illegal syntax d. None of the above

1 10989

main(int argc, char *argv[]) { (main && argc) ? main(argc-1, NULL) : return 0; } a. Runtime error. b. Compile error. Illegal syntax c. Gets into Infinite loop d. None of the above

4 13580

main() { int i; float *pf; pf = (float *)&i; *pf = 100.00; printf("\n %d", i); } a. Runtime error. b. 100 c. Some Integer not 100 d. None of the above

2 12012

main() { int i = 0xff ; printf("\n%d", i<<2); } a. 4 b. 512 c. 1020 d. 1024

2 14862

#define SQR(x) x * x main() { printf("%d", 225/SQR(15)); } a. 1 b. 225 c. 15 d. none of the above

3 14085

union u { struct st { int i : 4; int j : 4; int k : 4; int l; }st; int i; }u; main() { u.i = 100; printf("%d, %d, %d",u.i, u.st.i, u.st.l); } a. 4, 4, 0 b. 0, 0, 0 c. 100, 4, 0 d. 40, 4, 0

1 7977

union u { union u { int i; int j; }a[10]; int b[10]; }u; main() { printf("\n%d", sizeof(u)); printf(" %d", sizeof(u.a)); // printf("%d", sizeof(u.a[4].i)); } a. 4, 4, 4 b. 40, 4, 4 c. 1, 100, 1 d. 40 400 4

3 8660

main() { int (*functable[2])(char *format, ...) ={printf, scanf}; int i = 100; (*functable[0])("%d", i); (*functable[1])("%d", i); (*functable[1])("%d", i); (*functable[0])("%d", &i); } a. 100, Runtime error. b. 100, Random number, Random number, Random number. c. Compile error d. 100, Random number

1 14307

main() { int i, j, *p; i = 25; j = 100; p = &i; // Address of i is assigned to pointer p printf("%f", i/(*p) ); // i is divided by pointer p } a. Runtime error. b. 1.00000 c. Compile error d. 0.00000

3 9228

main() { int i, j; scanf("%d %d"+scanf("%d %d", &i, &j)); printf("%d %d", i, j); } a. Runtime error. b. 0, 0 c. Compile error d. the first two values entered by the user

2 10147

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HCL C Code Interview Questions

HCL C Code Interview Questions (49)

Un-Answered Questions

What is an rdbms? Name some examples for rdbms? What is crud?

308

What is the module and package in python?

923

What is fuzzy logic systems architecture?

1099

How can leveltrol be installed in steam drum for measuring the level of steam drum

3009

How can I remove the leading spaces from a string?

1179

How do I extract text between two instances of a character?

804

What do you mean by vtable and vptr in c++?

1048

What is meant by dom?

813

How cooling Tower height selected

2612

Name features which are not available in splunk free version?

266

What was your past experience in digital industry?

502

What's the best method for sanitizing user input with php?

943

explain about the validations and in your project where did u used the validations?

2632

what are the types of conditional jumps

1250

Write a syntax for update query in oracle?

1037