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Qualcomm Senior Staff Engineer Interview Questions and Answers

Updated 20 Jan 2025

Qualcomm Senior Staff Engineer Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
No response

I applied via Referral and was interviewed in Jul 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Thermal throttling explanation
  • Ans. 

    Thermal throttling is a mechanism used to prevent a device from overheating by reducing its performance.

    • Thermal throttling is a technique used in electronic devices to prevent overheating.

    • When a device reaches a certain temperature threshold, it will reduce its performance to lower the heat generation.

    • This can result in slower processing speeds or decreased battery life, but it protects the device from damage.

    • Common ex...

  • Answered by AI
  • Q2. Desgin a dictionary

Senior Staff Engineer Jobs at Qualcomm

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Interview questions from similar companies

Software Engineer Interview Questions & Answers

Intel user image ESHAN SHEKHAR cs15m018

posted on 2 Dec 2016

I applied via Campus Placement and was interviewed in Dec 2016. There were 5 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Given a blackbox with arithmetic circuits , design the logical circuits
  • Ans. 

    Design logical circuits for arithmetic circuits in a blackbox.

    • Understand the functionality of the arithmetic circuits in the blackbox.

    • Identify the inputs and outputs of the blackbox.

    • Design logical circuits using logic gates to replicate the arithmetic operations.

    • Test the logical circuits to ensure they produce the same outputs as the arithmetic circuits.

  • Answered by AI
  • Q2. Embedded c-code for recursion
  • Ans. 

    Recursion in embedded C-code allows a function to call itself, useful for repetitive tasks or complex algorithms.

    • Ensure proper base case to avoid infinite recursion

    • Use stack space efficiently as embedded systems have limited resources

    • Avoid recursive functions with deep call stacks to prevent stack overflow

    • Example: Recursive function to calculate factorial of a number

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: During this round we had some technical questions and some digital logic questions.
Tips: Please be patient.Interviewers do stress testing. Don't panic even if you don't know any answers.
Duration: 2 hours
Total Questions: 1

Round: Technical Interview
Experience: He asked me questions regarding my project and some coding questions
Tips: Please be patient.Interviewers do stress testing. Don't panic even if you don't know any answers.

Round: Technical + HR Interview
Experience: He asked me questions regarding my project and some coding questions
Tips: Please be patient.Interviewers do stress testing. Don't panic even if you don't know any answers.

College Name: IIT Madras

Skills evaluated in this interview

Software Engineer Interview Questions & Answers

Intel user image Niranjhana Narayanan

posted on 2 Dec 2016

I applied via Campus Placement and was interviewed in Dec 2016. There were 4 interview rounds.

Interview Preparation Tips

Round: Test
Experience: Questions were based on C concepts, given piece of code, find error, output,etc then data structures, bit manipulation, a few aptitude questions were also there (around 5-7).
Duration: 1 hour
Total Questions: 30

Round: Technical + HR Interview
Experience: I was asked to explain project in detail, I had done projects on embedded, so was asked what fields did you use in that structure, why this implementation and not some related other. Then questions on C concepts, memory allocation, function pointers, data structures, linked lists, then bit manipulation in registers. Then later, why higher studies, would you still go for higher studies if you had a good job at a company, why etc.
Tips: Just be thorough with C (Know your Kernighan Ritchie) and be prepared to go into details about your projects.

College Name: IIT Madras

I applied via Campus Placement and was interviewed in Dec 2016. There were 5 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Tell me about your self
  • Ans. 

    I am a passionate software engineer with experience in developing web applications using various technologies.

    • Experienced in developing web applications using HTML, CSS, JavaScript, and frameworks like React and Angular

    • Proficient in backend development with Node.js and databases like MongoDB and MySQL

    • Familiar with version control systems like Git and project management tools like Jira

  • Answered by AI
  • Q2. Questions on gen data structures and basic electrical questions Regards software - Dsa,computer organization,computer networks

Interview Preparation Tips

Round: Test
Experience: I was gen basic analytics questions
Tips: No needforany serious preperation,just be yourself
Duration: 45 minutes
Total Questions: 25

Round: Technical + HR Interview
Experience: I got trough most of dsa and computer network questions but i was notso strong in digital part so i cupped
Tips: Just know the basics of all the areas you are interested in.

Round: HR Interview
Experience: This is the basic question expected i have gone through my family childhood experiences and hobies
Tips: Every person have a unique style of expressing themselves ,so prepare for these kind of questions,dont rise any interest in higher studies

College Name: IIT Madras

I applied via Campus Placement and was interviewed in Dec 2016. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Question on pointers and concepts based on Resume
  • Q2. Device Drivers, Linux, Firmware and some questions like "how will you handle some scenarios"
  • Q3. Why Intel, Introduce yourself
  • Ans. 

    I am passionate about technology and innovation, and I believe Intel is at the forefront of cutting-edge advancements in the field.

    • I have always been fascinated by the latest advancements in technology and Intel's reputation for innovation drew me to the company.

    • I admire Intel's commitment to pushing the boundaries of what is possible in the tech industry.

    • I am excited about the opportunity to work with a team of talent...

  • Answered by AI

Interview Preparation Tips

College Name: IIT Madras

I applied via Campus Placement and was interviewed in Dec 2016. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. OS concepts, C programme to convert big endian (int data type) to little endian(short data type)

Interview Preparation Tips

Round: Test
Duration: 1 hour
Total Questions: 25

College Name: IIT Madras

I applied via Campus Placement and was interviewed in Dec 2016. There were 5 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. About compilers and project
  • Q2. About myself and related to intereset in company

Interview Preparation Tips

College Name: IIT Madras

I applied via Campus Placement and was interviewed in Dec 2016. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. C, C++, Semaphores
  • Q2. Why Intel?
  • Ans. 

    Intel is a leading technology company known for innovation and cutting-edge products.

    • Intel is a pioneer in the semiconductor industry, known for its advanced technology and high-performance processors.

    • Intel has a strong reputation for innovation and research, constantly pushing the boundaries of technology.

    • Working at Intel provides opportunities to work on cutting-edge projects and collaborate with top talent in the in

  • Answered by AI

Interview Preparation Tips

Round: Technical Interview
Experience: Questions on project I am working on, languages I know etc.

Round: Technical + HR Interview
Experience: General questions were asked.

Skills: Technical Questions, Technical Questions
College Name: IIT Madras

I applied via Campus Placement and was interviewed in Dec 2016. There was 1 interview round.

Interview Questionnaire 

7 Questions

  • Q1. Phases of compiler
  • Ans. 

    Phases of compiler include lexical analysis, syntax analysis, semantic analysis, code generation, and optimization.

    • Lexical analysis: breaking down input into tokens

    • Syntax analysis: checking if tokens form valid syntax

    • Semantic analysis: checking if syntax is semantically correct

    • Code generation: generating machine code from input

    • Optimization: improving generated code performance

  • Answered by AI
  • Q2. Compiler optimisations
  • Q3. Why to c over cpp
  • Ans. 

    C is preferred over C++ for certain applications due to its simplicity and efficiency.

    • C is a simpler language compared to C++ and has a smaller runtime footprint.

    • C is often used for low-level programming, embedded systems, and operating systems.

    • C allows for more control over memory management and can be faster in certain scenarios.

    • C++ introduces additional features like object-oriented programming and templates, which

  • Answered by AI
  • Q4. Classes and structure and memory allocation for them
  • Ans. 

    Classes are blueprints for creating objects, while structures are similar but with different default access levels.

    • Classes and structures are used to define the structure and behavior of objects in object-oriented programming.

    • Classes are reference types and are allocated on the heap, while structures are value types and are allocated on the stack.

    • Memory allocation for classes is managed by garbage collection, while mem...

  • Answered by AI
  • Q5. My research area
  • Q6. My professional experience
  • Q7. Knowledge in cpp, c and debugging

Interview Preparation Tips

Round: Technical Interview
Experience: Asked about, basic cpp, c. compiler optimisations and phases, lex and yacc. why and how compiler optimisations help.
Tips: Its good.

Round: Technical Interview
Experience: How good am i in c, cpp. My research area.
Tips: Question where not clear to me. when asked how good are you in cpp, in debugging, in firmware I was not able to understand what the interviewer was looking for.

College Name: IIT Madras

Skills evaluated in this interview

I applied via Campus Placement and was interviewed in Dec 2016. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. C Programming Questions OS Related questions
  • Q2. Write how semaphore works
  • Ans. 

    Semaphore is a synchronization tool used to control access to a shared resource.

    • Semaphore maintains a count of available resources.

    • A process can request access to a resource by decrementing the semaphore count.

    • If the count is zero, the process is blocked until a resource becomes available.

    • When a process is done with a resource, it increments the semaphore count.

    • If there are blocked processes waiting for a resource, one

  • Answered by AI
  • Q3. Question on looping constructs

Interview Preparation Tips

College Name: IIT MADRAS

Skills evaluated in this interview

Qualcomm Interview FAQs

How many rounds are there in Qualcomm Senior Staff Engineer interview?
Qualcomm interview process usually has 1 rounds. The most common rounds in the Qualcomm interview process are Technical.
How to prepare for Qualcomm Senior Staff Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Qualcomm. The most common topics and skills that interviewers at Qualcomm expect are Python, C++, Staffing, Computer science and Perl.
What are the top questions asked in Qualcomm Senior Staff Engineer interview?

Some of the top questions asked at the Qualcomm Senior Staff Engineer interview -

  1. Thermal throttling explanat...read more
  2. Desgin a diction...read more

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Qualcomm Senior Staff Engineer Interview Process

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Qualcomm Senior Staff Engineer Salary
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₹40 L/yr - ₹102 L/yr
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3.9/5

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