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Oracle C Interview Questions
Questions Answers Views Company eMail

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

26 65611

what are brk, sbrk?

1 6188

Why the use of alloca() is discouraged?

2 6211

Will Macros support multiple arguments ?

7 7633

what about "char *(*(*a[])())();"

3 3876





Go through the following code sinippet char a[20]; a="Hello Orcale Test"; will this compile?

4 6207

#include #define sqr(x) (x*x) int main() { int x=2; printf("value of x=%d",sqr(x+1)); } What is the value of x?

16 21499

What is memmove?

1 5263

write a Program to dispaly upto 100 prime numbers(without using Arrays,Pointer)

26 67547

Given a single Linked list with lakhs of nodes and length unknown how do you optimally delete the nth element from the list?

1 3006

what is the output of the program?? #include main ( ) { int a=010,sum=0,tracker: for(tracker=0;tracker<=a;tracker++) sum+=tracker; printf(ā€œ %d\nā€,sum); } what is the difference between a=10 and a=010??

3 9040

what is the output of the program and explain why?? #include void main ( ) { int k=4,j=0: switch (k) { case 3; j=300; case 4: j=400: case 5: j=500; } printf (ā€œ%d\nā€,j); }

14 10071

What will be the result of the following program? char*g() { static char x[1024]; return x; } main() { char*g1="First String"; strcpy(g(),g1); g1=g(); strcpy(g1,"Second String"); printf("Answer is:%s", g()); } (A) Answer is: First String (B) Answer is: Second String (C) Run time Error/Core Dump (D) None of these

2 5428

. Consider the following program main() { int a[5]={1,3,6,7,0}; int *b; b=&a[2]; } The value of b[-1] is (A) 1 (B) 3 (C) -6 (D) none

9 12558

Given a piece of code int x[10]; int *ab; ab=x; To access the 6th element of the array which of the following is incorrect? (A) *(x+5) (B) x[5] (C) ab[5] (D) *(*ab+5} .

2 6370

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Oracle C Interview Questions


Un-Answered Questions

Explain what is the benefit of using an enum rather than a #define constant?

137


IF I KNOW THE AREA OF CROSS SECTION OFTHE WIRE , WATTAGE OF THE LOAD ,VOLTAGE SUPPLY WHAT IM GIVING TO THE LOAD AND ALSO POWER FACTOR OF LOAD ....... SO GIVE ME FOR WHAT AMOUNT OF CURRENT I SHOULD USE WHICH TYPE OF CABLE?

947


How we can configured action mapping in struts?

132


How do I set user privileges in mysql?

83


How you can check whether a machine is 64 bit or 32 bit?

140






Explain the operators in scala?

1


What is autocommit sql?

73


how do I determine which databases are daos enabled?

1


unique properties of button,edit box, radio button,check box?

3097


In a single .NET DLL how many classes it contains?

138


ORP sensor working principle?

1011


What is snow flake schema design in database? What's the difference between star and snow flake schema?

104


What are partition points?

117


How do you calculate errors in excel?

9


What is the use of spark driver, where it gets executed on the cluster?

46