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HCL C Code Interview Questions

Questions Answers Views Company eMail

How to swap two variables, without using third variable ?

104 262488

how can u draw a rectangle in C

53 122065

What is the main difference between STRUCTURE and UNION?

13 191531

program to find magic aquare using array

4 8643

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

4143

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 10958

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 13511

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 11972

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

2 14827

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

3 14042

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 7944

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 8612

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 14274

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 9196

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 10112

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HCL C Code Interview Questions

HCL C Code Interview Questions (49)

Un-Answered Questions

What is the disease caused by Bartonella henselae?

649

What is the difference between L1 and L2 regularization?

1302

What is Contrast stretching?

1162

What is console based application?

952

Draw the Framework Architecture of Selenium RC with combination of Selenium webdriver?

2898

What is a lambda expression ? What's its use ?

1096

Describe the set operators in teradata.

1000

Hyperion is the one of the tool in data ware house. Its an olap tool. Why you cant display that tool?

1012

Consider this scenario: I need to generate a list view report of all the work objects created on a particular date and then I need to include this list view in a section. How this can be done?

548

can you tell me the correct process for creating automation frame work for project(key word driven framework)

2020

Name some of the sectors where iot played a major role?

How does javascript work?

944

How does one call a javascript function from the ajax code?

987

What is java sql drivermanager?

1077

What is the difference between mysql and pdo?

971