Veritas Technologies Interview Experience (On-Campus)

Round 1: HackerRank

• There were 20 MCQs on OS, OOPs, CN, Pointer in C, CPP.
• Reverse an array without using extra space and in-built function.
• Rolling string (https://www.geeksforgeeks.org/roll-characters-string/)

C++

string rollTheString(string s, vector<int>roll)
{
  int n = (int)roll.size();
  vector<int> p((int)s.size()+1,0);
  for(int i=0;i<n;i++)
  {
    p[0]++;
    p[roll[i]]--;
  }
  for(int i=1;i<(int)s.size();i++)
  {
    p[i]+=p[i-1];
  }
  for(int i=0;i<(int)s.size();i++)
  {
    int c = s[i]-'a';
    c = (c+p[i])%26;
    s[i] = char('a' + c);
  }
  return s;
}

Round 2: Technical round

Time: 1 hour

• He began by introducing himself and asked me to do the same.
• Then he asked me to rate myself out of 10 on C/C++. He was keeping a note of these.
• Explain Function overloading and write code in C++
• Explain Virtual Class and write code in C++
• Explain OOPS Concept
• What is Diamond Problem?
• Process vs Thread
• What is a Critical Section?
• How to solve the critical section?
• Explain Semaphore, its type, the difference between its types.
• Mutex vs semaphore
• Then he told me to write the code on Print all pairs with given sum

Round 3: Managerial Round Tech + HR

Time: 30 to 40 mins

• Tell me about yourself
• Then asked me about my experience with the whole process.
• Tell me your skills
• He asked me to give a brief about my projects and the tech stack used in them.
• Do have any experience with the cloud(Azure, AWS)?
• He asked me which Operating System I have used and I’m comfortable with.
• What is multithreading?
• TCP/IP stack
• He asked if I used Unix?
• He asked If I used any debugging tools?
• What do you know about Veritas?

Round 4: HR

Time: 15-20 minutes

• Tell me about yourself
• He asked me about my experience with the whole process.
• He asked me about my family background.
• Why Veritas?
• Strengths and Weakness
• Can you recall a time of conflict with a team member in your project and how did you resolve it?
• Things you have learned during your internship.
• Where do you see yourself in 5 years?

FINAL VERDICT: SELECTED

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