Lam Research Internship Trainee Interview Questions and Answers

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
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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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Q1. Stick diagram for nand CMOS inverter
Ans. 
A stick diagram is a simplified way to represent the layout of a CMOS inverter circuit.
• Use sticks to represent the diffusion regions of the transistors in the CMOS inverter

• Draw a stick for the PMOS transistor connected to VDD and a stick for the NMOS transistor connected to GND

• Connect the sticks with lines to represent the metal interconnects between the transistors

• Label the input and output nodes of the inverter for c
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Q2. If we invert the circuit of inverter then what will happen
Ans. 
If the circuit of an inverter is inverted, it will act as a buffer.
• Inverting an inverter circuit essentially cancels out the inversion, making it act as a buffer.

• The output will be the same as the input signal, with no inversion.

• This can be useful in certain signal processing applications where a non-inverted signal is needed.
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Q1. It was some random situation given then what I will do
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Q2. Like if my friends have some problem about any projects then how I will help
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General aptitude questions were there.

Q1. Asked to write a code using OOPs concept.
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Q1. Tell me about yourself.
Ans. 
I am a motivated and enthusiastic individual seeking an internship trainee position.
• I have a strong academic background in my field of study.

• I have completed relevant coursework and gained practical experience through projects and internships.

• I am a quick learner and have excellent problem-solving skills.

• I am highly organized and able to manage multiple tasks effectively.

• I am a team player and have good communication s...read more
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Q2. General questions on my project.
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Q3. Some basic programming questions without using any built-in functions.
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