Skip to content

Qualcomm Coding Questions - DSA Problems & Solutions

Practice Qualcomm placement paper coding questions with detailed solutions. Access Qualcomm OA coding problems in C++, Java, Python.

This page contains Qualcomm coding questions from Qualcomm OA placement papers with detailed solutions.

Qualcomm OA Coding Section:

  • Problems: 2-3 coding problems
  • Time: 90 minutes
  • Languages: C++, Java, Python
Q1: Count the number of set bits in a number.

Solution (C++):

int countSetBits(int n) {
int count = 0;
while (n) {
count += n & 1;
n >>= 1;
}
return count;
}

Time Complexity: O(log n)


Practice Qualcomm coding questions regularly!