Qualcomm Data Protocol Stack Development Software Engineer interview questions
Updated Jun 11, 2019
based on 3 ratings
Difficulty
Average
Experience
Mixed
How others got an interview
100%
Applied online
Applied online
Interview search
3 interviews
Qualcomm interviews FAQs
Candidates applying for Data Protocol Stack Development Software Engineer roles take an average of 15 days to get hired, when considering 3 user submitted interviews for this role. To compare, the hiring process at Qualcomm overall takes an average of 22 days.
Common stages of the interview process at Qualcomm as a Data Protocol Stack Development Software Engineer according to 3 Glassdoor interviews include:
Phone interview: 100%
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I applied online. I interviewed at Qualcomm (San Diego, CA) in Jun 2019
Interview
It was a fairly technical interview. The interviewer started with my resume, asking about my background and my project/coursework and dived into the technical question part. No behavioral questions at all. Interviewer contacted me on my phone number and no emails were exchanged.
Interview questions [13]
Question 1
What is the difference between threads and process
I was contacted through email about a phone interview, and a skype session was created for the interview (to do real time coding). The interviewer was friendly and made me feel comfortable. He started by asking me questions about my resume and the projects that I have done, and my internship experiences. He then asked me technical questions based on Networking protocols, Operating Systems and C programming.
Interview questions [11]
Question 1
What is TCP, UDP? Why would we use TCP if IP is enough to communicate based on IP addresses?
Explain the whole process of sending a PDU across a network. What are the deciding factors for sending a packet across network? (Congestion, flow control questions)
Flashlight dropping question - given 2 "indestructible" flashlights, determine how high you can drop them from without breaking them. Test is in a 100 story office building, drop out the window; find highest story that you can drop without breaking the flashlight. What is the algorithm?
I applied online. The process took 2 weeks. I interviewed at Qualcomm in Jul 2016
Interview
They invited me for the phone interview. I was asked about my master thesis and bachelor thesis. Interview was good. Though I felt explaining some one your thesis on phone is not a good idea, as it is highly possible that other person may not understand exactly the thesis work. Even though I answered almost all questions confidently, the interview was surprisingly short - 25 minutes only.
Interview questions [1]
Question 1
1. Tell about your master thesis. Some questions regarding the same.
2. If you are given an array of n numbers. Write an algorithm to find if the numbers form a sequence of ascending order. What is complexity of your algorithm? How can you further optimize it?
3. What are data structures? How many data structures are you aware of?
4. Can hash tables be used to solve above problem (ques 2)?
5. Tell me about your bachelor thesis. Some questions regarding the same.