Pantech Solutions Trainee Interview Questions and Answers

Electronics based questions on sta ,mosfet etc

Q1. What is setup and hold time
Ans. 
Setup and hold time are timing constraints in digital circuits to ensure proper operation of flip-flops.
• Setup time is the minimum amount of time data must be stable before the clock edge for proper operation.

• Hold time is the minimum amount of time data must be stable after the clock edge for proper operation.

• Violating setup time can result in metastability issues.

• Violating hold time can result in data corruption.

• Exampl...read more
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Q2. D flip flop verilog
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Q1. Multi threading
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Q2. Debugging questions
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Q3. Reverse linked list
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Q4. Reverse linked list with k group each tym.
Ans. 
Reverse linked list in groups of k
• Iterate through the linked list in groups of k

• Reverse each group of k nodes

• Connect the reversed groups back together
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Q1. Pointers question
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Q2. Missing element in array
Ans. 
Find the missing element in an array of strings
• Iterate through the array and check for any missing elements

• Use a hash set to keep track of elements that have been seen

• Compare the elements in the array to a reference array to find the missing element
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Q3. Binary search tree question
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Q4. Projects related
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Q5. Given n,m make a matrix of size n,m using only pointers dynamically
Ans. 
Create a matrix of size n,m using pointers dynamically
• Allocate memory for n pointers to char arrays

• Allocate memory for each char array to store m elements

• Access elements using pointer arithmetic
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Q1. What do you know about AMD?
Ans. 
AMD stands for Advanced Micro Devices, a multinational semiconductor company known for its CPUs and GPUs.
• AMD is a major competitor to Intel in the CPU market.

• They are also known for their Radeon graphics cards.

• AMD's Ryzen processors have gained popularity for their performance and value.

• The company was founded in 1969 and is headquartered in California, USA.
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Q2. Did you attend any interview before?
Ans. 
Yes, I have attended multiple interviews before.
• I have attended interviews for various internships in the past.

• I have also attended interviews for part-time jobs during my studies.

• I have experience in handling common interview questions and presenting myself professionally.

• I have received positive feedback from previous interviewers.
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Q3. Educational details
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Q4. How do you manage your work and life balance?
Ans. 
I prioritize tasks, set boundaries, delegate when possible, and make time for self-care.
• Prioritize tasks based on deadlines and importance

• Set boundaries by establishing work hours and sticking to them

• Delegate tasks to colleagues or team members when overwhelmed

• Make time for self-care activities such as exercise, hobbies, and spending time with loved ones
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Q5. How many coding questions you have done, which platform, which language?
Ans. 
I have completed over 50 coding questions on platforms like LeetCode and HackerRank using languages such as Python and Java.
• Completed over 50 coding questions

• Platforms used: LeetCode, HackerRank

• Languages used: Python, Java
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Q6. Project related questions.
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2 hr test on analog electronics topics

Q1. Question on RC circuits
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Q1. Write a Factorial Program in C.
Ans. 
Factorial program in C calculates the product of all positive integers up to a given number.
• Use a loop to multiply all positive integers up to the given number.

• Handle edge cases like 0 and negative numbers.

• Consider using recursion for a more concise solution.
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Q2. Some questions from physics.
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Q1. Implement strstr
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Q1. What is semi conductor
Ans. 
A semiconductor is a material that has electrical conductivity between that of a conductor and an insulator.
• Semiconductors are used in electronic devices such as transistors, diodes, and integrated circuits.

• They have a band gap that allows them to selectively conduct electricity.

• Common examples of semiconductors include silicon, germanium, and gallium arsenide.
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