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Texas Instruments Digital Engineer Interview Questions and Answers

Updated 15 Aug 2024

6 Interview questions

A Digital Engineer was asked 10mo ago
Q. What is the difference between blocking and non-blocking assignments?
Ans. 

Blocking assignments wait for the assigned value to be calculated before moving on, while non-blocking assignments allow for concurrent execution.

  • Blocking assignments use '=' operator and execute sequentially

  • Non-blocking assignments use '<=' operator and allow for concurrent execution

  • Blocking assignments can cause race conditions if not used carefully

  • Non-blocking assignments are commonly used in Verilog for modeli...

A Digital Engineer was asked 10mo ago
Q. Design a 3-input XOR gate using 2:1 multiplexers.
Ans. 

Use 2:1 muxes to create a 3 input XOR gate.

  • Connect two of the inputs to the select lines of the muxes.

  • Connect the third input to the data input of one of the muxes.

  • Connect the outputs of the two muxes to the inputs of a third mux to get the XOR output.

Digital Engineer Interview Questions Asked at Other Companies

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Q2. What is the difference between blocking and non-blocking assignme ... read more
Q3. Explain the different types of workflows present in UiPath.
Q4. Design a circuit that predicts majority ones.
Q5. What are the key differences between the 8051 and ARM microproces ... read more
A Digital Engineer was asked 10mo ago
Q. What is the truth table for a 3-input XNOR gate?
Ans. 

A 3-input XNOR gate truth table shows the output based on the inputs being equal or not.

  • XNOR gate output is 1 when all inputs are equal, and 0 when inputs are not equal

  • The truth table for a 3-input XNOR gate will have 8 rows (2^3) to cover all input combinations

  • Example: Input A=0, B=1, C=0 will result in output 0

A Digital Engineer was asked 10mo ago
Q. What are the key differences between the 8051 and ARM microprocessors?
Ans. 

8051 is an 8-bit microcontroller while ARM is a 32-bit microprocessor with higher performance and more advanced features.

  • 8051 is an 8-bit microcontroller, while ARM is a 32-bit microprocessor.

  • ARM processors generally have higher performance and more advanced features compared to 8051.

  • ARM processors are commonly used in mobile devices, embedded systems, and IoT applications, while 8051 is more commonly used in simp...

A Digital Engineer was asked
Q. Design a circuit that predicts majority ones.
Ans. 

Design a circuit to predict majority ones in a given input

  • Use a majority gate to determine if the input has more ones than zeros

  • Implement a comparator to compare the number of ones and zeros in the input

  • Utilize flip-flops to store and compare the bits in the input

A Digital Engineer was asked
Q. Different types of memory units
Ans. 

Different types of memory units include RAM, ROM, cache memory, virtual memory, and flash memory.

  • RAM (Random Access Memory) - volatile memory used for temporary storage

  • ROM (Read-Only Memory) - non-volatile memory used for permanent storage

  • Cache Memory - high-speed memory used to store frequently accessed data

  • Virtual Memory - uses disk space as an extension of RAM

  • Flash Memory - non-volatile memory used in USB drive...

Texas Instruments Digital Engineer Interview Experiences

3 interviews found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Jul 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Mostly questions are on number system,probabilty and PC and from verbal reasoning

Round 2 - Technical 

(5 Questions)

  • Q1. Design 3 input xor gate using 2:1 muxes
  • Ans. 

    Use 2:1 muxes to create a 3 input XOR gate.

    • Connect two of the inputs to the select lines of the muxes.

    • Connect the third input to the data input of one of the muxes.

    • Connect the outputs of the two muxes to the inputs of a third mux to get the XOR output.

  • Answered by AI
  • Q2. Frequency divider circuits
  • Q3. Differnce between blocking and non blocking assignmenst
  • Ans. 

    Blocking assignments wait for the assigned value to be calculated before moving on, while non-blocking assignments allow for concurrent execution.

    • Blocking assignments use '=' operator and execute sequentially

    • Non-blocking assignments use '<=' operator and allow for concurrent execution

    • Blocking assignments can cause race conditions if not used carefully

    • Non-blocking assignments are commonly used in Verilog for modeling ha...

  • Answered by AI
  • Q4. 3 input xnor gate truth table
  • Ans. 

    A 3-input XNOR gate truth table shows the output based on the inputs being equal or not.

    • XNOR gate output is 1 when all inputs are equal, and 0 when inputs are not equal

    • The truth table for a 3-input XNOR gate will have 8 rows (2^3) to cover all input combinations

    • Example: Input A=0, B=1, C=0 will result in output 0

  • Answered by AI
  • Q5. Difference between 8051 and arm microprocessor
  • Ans. 

    8051 is an 8-bit microcontroller while ARM is a 32-bit microprocessor with higher performance and more advanced features.

    • 8051 is an 8-bit microcontroller, while ARM is a 32-bit microprocessor.

    • ARM processors generally have higher performance and more advanced features compared to 8051.

    • ARM processors are commonly used in mobile devices, embedded systems, and IoT applications, while 8051 is more commonly used in simple em...

  • Answered by AI

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Oct 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Design a circuit which predicts majority ones
  • Ans. 

    Design a circuit to predict majority ones in a given input

    • Use a majority gate to determine if the input has more ones than zeros

    • Implement a comparator to compare the number of ones and zeros in the input

    • Utilize flip-flops to store and compare the bits in the input

  • Answered by AI
  • Q2. Different types of memory units
  • Ans. 

    Different types of memory units include RAM, ROM, cache memory, virtual memory, and flash memory.

    • RAM (Random Access Memory) - volatile memory used for temporary storage

    • ROM (Read-Only Memory) - non-volatile memory used for permanent storage

    • Cache Memory - high-speed memory used to store frequently accessed data

    • Virtual Memory - uses disk space as an extension of RAM

    • Flash Memory - non-volatile memory used in USB drives, SS...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be thorough with basics of Digital Design , Memories and basics of verilog

Skills evaluated in this interview

Interview Preparation Tips

Round: Test
Experience: Questions were asked on the basics of verilog, Digital electronics,
Analog- OpAmps, Oscillators, BJT, MOSFET, Frequency Response of RC
Aptitude- Verbal Skills,
Duration: 2 hours
Total Questions: 60

College Name: IIT Roorkee

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Ask anonymously on communities.

Interview questions from similar companies

I appeared for an interview in Feb 2017.

Interview Questionnaire 

7 Questions

  • Q1. What is a malloc function and where is it used and how is it different from new?
  • Ans. 

    malloc is a function in C that dynamically allocates memory on the heap. It is used to allocate memory for variables or data structures.

    • malloc is used in C programming language.

    • It is used to allocate memory on the heap.

    • malloc is different from 'new' in C++ as it does not call constructors for objects.

  • Answered by AI
  • Q2. What is the difference between C++ and Objective C and where will you use it?
  • Ans. 

    C++ is a general-purpose programming language while Objective C is a superset of C used for iOS and macOS development.

    • C++ is widely used for developing applications, games, and system software.

    • Objective C is mainly used for iOS and macOS development.

    • C++ supports both procedural and object-oriented programming paradigms.

    • Objective C is an object-oriented language with dynamic runtime features.

    • C++ has a larger community a...

  • Answered by AI
  • Q3. What is the difference between class container and class composition?
  • Ans. 

    Class container is a class that holds objects of other classes, while class composition is a way to combine multiple classes to create a new class.

    • Class container holds objects of other classes, acting as a collection or container.

    • Class composition combines multiple classes to create a new class with its own behavior and attributes.

    • In class container, the objects are typically stored in a data structure like an array o...

  • Answered by AI
  • Q4. There are fifteen horses and a racing track that can run five horses at a time. You have to figure out the top 3 horses out of those and you don't have any timer machine to measure. How will you find the t...
  • Ans. 

    Divide the horses into groups of 5 and race them. Take the top 2 from each race and race them again. Finally, race the top 2 horses to determine the top 3.

    • Divide the horses into 3 groups of 5 and race them.

    • Take the top 2 horses from each race and race them again.

    • Finally, race the top 2 horses to determine the top 3.

  • Answered by AI
  • Q5. What is the most difficult problem that you have solved (during work) till now and why you think you could do so?
  • Ans. 

    Developing a real-time data processing system for a high-traffic e-commerce website

    • Implemented a distributed system architecture to handle large volumes of data

    • Optimized algorithms for efficient data processing and storage

    • Utilized caching mechanisms to improve system performance

    • Worked closely with cross-functional teams to troubleshoot and resolve issues

    • Example: Successfully reduced data processing time by 50% by imple...

  • Answered by AI
  • Q6. Why you want to change your current job?
  • Ans. 

    Seeking new challenges and opportunities for growth.

    • Looking for a more challenging role to further develop my skills

    • Interested in exploring new technologies and industries

    • Seeking better career advancement opportunities

    • Want to work in a more collaborative team environment

  • Answered by AI
  • Q7. What is the width of a tree? How will you calculate the width of the tree?
  • Ans. 

    The width of a tree is the maximum number of nodes at any level in the tree.

    • To calculate the width of a tree, we can perform a level order traversal and keep track of the maximum number of nodes at any level.

    • We can use a queue data structure to perform the level order traversal.

    • At each level, we count the number of nodes in the queue and update the maximum width if necessary.

  • Answered by AI

Interview Preparation Tips

Skills: Basic C/C++, Implementing Data Structures In C++

Skills evaluated in this interview

I appeared for an interview in Aug 2017.

Interview Preparation Tips

Round: Test
Duration: 1 hour 30 minutes
Total Questions: 60

Round: Technical Interview
Experience: Questions about DS , CN and basic resume

Round: Technical Interview
Experience: Questions about RT OS and memory mapping. And other operating system related questions.
Projects done so far.

Interview Questionnaire 

3 Questions

  • Q1. Tell me about yourself
  • Ans. 

    I am a dedicated and experienced team leader with a passion for motivating and guiding my team towards success.

    • Experienced in leading teams towards achieving goals

    • Skilled in motivating team members

    • Passionate about guiding and mentoring others

  • Answered by AI
  • Q2. How you will control absentism
  • Q3. What is your roles and respondsiblities
  • Ans. 

    As a Team Leader, my roles and responsibilities include overseeing team performance, providing guidance and support, and ensuring project deadlines are met.

    • Overseeing team performance and productivity

    • Providing guidance and support to team members

    • Ensuring project deadlines are met

    • Communicating with upper management to report progress and issues

    • Resolving conflicts within the team

    • Training and developing team members

  • Answered by AI

I appeared for an interview in Aug 2017.

Interview Questionnaire 

8 Questions

  • Q1. Basics of C
  • Q2. Puzzles on data structures
  • Q3. Asked on project
  • Q4. C basics
  • Q5. 3 basic and simple codes
  • Q6. Family background
  • Q7. How was technical interviews
  • Q8. Why should we not hire you
  • Ans. 

    I lack experience in a specific technology required for the role.

    • I may not have experience with a specific programming language or framework mentioned in the job description.

    • I may not have worked on projects similar to what your company is working on.

    • I may not have experience with certain tools or technologies that are crucial for the role.

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: It was just mcq questions but had negative marking
Duration: 1 hour 30 minutes
Total Questions: 60

Round: Technical Interview
Experience: It was cool and interactive round and was fun

Round: Technical Interview
Experience: It was interesting but I fumbled a little

Round: HR Interview
Experience: It was ok

College Name: Cummins College Of Engineering For Women (CCOEW)
Are these interview questions helpful?

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

Interview Questionnaire 

14 Questions

  • Q1. Four people and torch problem?
  • Q2. What is the difference between AC and DC?
  • Ans. 

    AC and DC are two types of electrical current with different characteristics.

    • AC stands for Alternating Current, while DC stands for Direct Current.

    • AC periodically changes direction, while DC flows in one direction.

    • AC is commonly used in household electrical systems, while DC is used in batteries and electronic devices.

    • AC can be easily transformed to different voltage levels using transformers, while DC requires convert...

  • Answered by AI
  • Q3. Fill the cells in the pyramid?
  • Ans. 

    Fill the cells in the pyramid

    • The pyramid is a pattern of numbers or characters arranged in a triangular shape

    • Each row of the pyramid has one more cell than the previous row

    • Start filling the pyramid from the top and move downwards

    • The cells can be filled with any desired numbers or characters

  • Answered by AI
  • Q4. What is alternator and generator?
  • Ans. 

    An alternator and generator are devices that convert mechanical energy into electrical energy.

    • Both alternators and generators are used to generate electricity.

    • They work on the principle of electromagnetic induction.

    • Alternators are commonly used in modern vehicles to charge the battery and power the electrical systems.

    • Generators are often used as backup power sources during power outages.

    • Examples of alternators include ...

  • Answered by AI
  • Q5. What is the complexity of quick sort?
  • Ans. 

    Quick sort has an average and worst-case time complexity of O(n log n).

    • Quick sort is a divide-and-conquer algorithm.

    • It selects a pivot element and partitions the array around the pivot.

    • The average and worst-case time complexity is O(n log n).

    • However, in the worst-case scenario, it can have a time complexity of O(n^2).

  • Answered by AI
  • Q6. What are interesting u did?
  • Ans. 

    I developed a mobile app for tracking daily water intake and hydration levels.

    • Researched best practices for hydration tracking

    • Designed user-friendly interface for inputting water intake

    • Implemented data visualization for tracking hydration levels

    • Tested app with focus groups for feedback

    • Continuously updated app based on user suggestions

  • Answered by AI
  • Q7. Explain SHA Algorithm?
  • Ans. 

    SHA Algorithm is a cryptographic hash function that takes an input and produces a fixed-size output.

    • SHA stands for Secure Hash Algorithm.

    • It is widely used in various security applications and protocols.

    • SHA-1, SHA-256, SHA-384, and SHA-512 are common variants of SHA.

    • It generates a unique hash value for each unique input.

    • The output is a fixed length, regardless of the input size.

    • SHA is used for data integrity, password h...

  • Answered by AI
  • Q8. 5 heads and two tails, separate into two groups such that two groups should have equal number of tails?
  • Q9. Delete a node in linked list?
  • Ans. 

    To delete a node in a linked list, we need to adjust the pointers of the previous node and the next node.

    • Find the node to be deleted

    • Adjust the pointers of the previous node and the next node

    • Free the memory of the deleted node

  • Answered by AI
  • Q10. Tell me about yourself?
  • Ans. 

    I am a passionate software engineer with experience in developing web applications and a strong background in computer science.

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

    • Strong background in computer science with knowledge of data structures and algorithms

    • Proficient in programming languages such as Java, Python, and C++

    • Familiar with Agile development methodologies...

  • Answered by AI
  • Q11. What are the challenges you faced in the interns?
  • Ans. 

    As an intern supervisor, I faced challenges in terms of communication, technical skills, and time management.

    • Communication barriers due to language or cultural differences

    • Lack of technical skills or knowledge required for the job

    • Difficulty in managing time and meeting deadlines

    • Inability to work independently or as part of a team

    • Resistance to feedback or constructive criticism

    • Limited exposure to real-world scenarios and...

  • Answered by AI
  • Q12. Preference of job place?
  • Ans. 

    I prefer a job place that offers a collaborative and innovative work environment.

    • Prefer a workplace that encourages teamwork and communication

    • Value opportunities for learning and growth

    • Seek a company that fosters creativity and innovation

  • Answered by AI
  • Q13. How will you solve the disputes?
  • Ans. 

    I will solve disputes by promoting open communication, active listening, and finding mutually beneficial solutions.

    • Encourage open and honest communication between parties involved

    • Actively listen to each party's concerns and perspectives

    • Identify common goals and interests to find mutually beneficial solutions

    • Mediate discussions and facilitate negotiations if necessary

    • Document agreements and ensure follow-up to prevent f...

  • Answered by AI
  • Q14. What is your view about Qualcomm?
  • Ans. 

    Qualcomm is a leading semiconductor and telecommunications equipment company.

    • Qualcomm is known for its expertise in wireless technologies and mobile chipsets.

    • They have developed popular Snapdragon processors used in smartphones and tablets.

    • Qualcomm has made significant contributions to the advancement of 5G technology.

    • The company has a strong patent portfolio and is involved in licensing its technology to other manufac...

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: Simple aptitude questions and technical questions which includes OOPS, Computer networks
Duration: 1 hour 25 minutes
Total Questions: 50

College Name: IIT Madras

Skills evaluated in this interview

I appeared for an interview in Dec 2016.

Interview Questionnaire 

4 Questions

  • Q1. Simple algorithm coding questions, e.g.- fibonacci, prime number
  • Q2. Some hardware questions
  • Q3. Networking questions and some others
  • Q4. Intro, strength, weakness, why we hire you, etc. common HR questions

Interview Preparation Tips

College Name: IIT Kharagpur

I appeared for an interview in Sep 2016.

Interview Questionnaire 

1 Question

  • Q1. Write a code for scheduling in C
  • Ans. 

    Code for scheduling in C

    • Define a struct for the task with fields like start time, end time, priority, etc.

    • Create an array of tasks and sort them based on priority and start time

    • Implement a scheduling algorithm like Round Robin or Priority Scheduling

    • Use system calls like fork() and exec() to create and execute processes

    • Implement synchronization mechanisms like semaphores or mutexes to avoid race conditions

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: There were 3 sections.Aptitude,C programming,Software / Communication / Hardware
Tips: U should be very fast while solving.Aptitude is normal.C programming qsns mainly consists of simple C like trees,arrays,sorting etc.I chose software for 3rd section as I wanted software profile .It has qsns based on OS(little bit linux),Data structures and Algorithms.
Duration: 2 hours
Total Questions: 60

Round: Technical Interview
Experience: Just asked me qsns related to Data structures
Tips: Solve sums in geeksforgeeks

Round: HR Interview
Experience: Its for fun.HR talks about unrelated things :P .If u got selected for HR,then u are selected for job.

College Name: IIT Kharagpur

Skills evaluated in this interview

Texas Instruments Interview FAQs

How many rounds are there in Texas Instruments Digital Engineer interview?
Texas Instruments interview process usually has 1-2 rounds. The most common rounds in the Texas Instruments interview process are Technical and Aptitude Test.
How to prepare for Texas Instruments Digital 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 Texas Instruments. The most common topics and skills that interviewers at Texas Instruments expect are Analog, Analytical, Digital Design, Semiconductor and Product Engineering.
What are the top questions asked in Texas Instruments Digital Engineer interview?

Some of the top questions asked at the Texas Instruments Digital Engineer interview -

  1. differnce between blocking and non blocking assignme...read more
  2. Design a circuit which predicts majority o...read more
  3. difference between 8051 and arm microproces...read more

Tell us how to improve this page.

Overall Interview Experience Rating

4.3/5

based on 3 interview experiences

Difficulty level

Moderate 100%

Duration

Less than 2 weeks 100%
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