interview exp

qualcomm intervew 1:


starts with more basics questions on C
like static

A.h ->static int a;
b.c:include A.h
a+=100;
print(a)
c.c:inculde A.h
a+=10;
print(b);

ans:we cant include static valiables

stack and heap memory
pointers
syncronization os concepts
multi threading
https://www.geeksforgeeks.org/difference-const-char-p-char-const-p-const-char-const-p/
and standerd problems like diamond problem in cpp



coding question :
1.buy and sell stocks unlimted no of times to get profit
2.bitoperations swap alternate 3 bits in a give uint32 ( 001 110 101 111 ->110 001 111 101)
3.you have given an arry of size n which contains random number we need to write a random fucntion that return random number from array
it should always return  destint number .
 you can ask any doubts with interviewer
no hash maps no extra storage