TCL Test Engineer Interview Questions and Answers for Experienced

2 ad-hoc coding questions :

1st was related to the incremental sorting of an array.
2nd was related to adding logic to a function snippet.

Q1. Personals and educational background
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Q2. Logic of binary tree, heap, doubly link list
Ans. 
Binary tree is a tree data structure where each node has at most two children, heap is a specialized tree-based data structure, doubly linked list is a linked list where each node points to both the next and previous nodes.
• Binary tree: each node has at most two children, left child and right child. Example: binary search tree.

• Heap: a complete binary tree where the value of each node is greater than or equal to the valu...read more
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Q3. Questions around final year project
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Q1. Personals and cultural fit round
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There was 10 MCQ on general aptitude and english and 2 coding questions easy to medium level

Q1. 1)Reverse Linked List 2)Deep aboit project
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Q1. All about project and some technical question like what is API, Flow diagram of API etc
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Q1. 1) Intro 2) Hobbies 3) 5 strength and weakness
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Q1. String reversal , Data structures
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Q1. Interview with Architect , mostly technical and logical reasoning.
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Q1. Situation based question like how to handle a situation when you are overloaded. personal info and what made you apply for this role.
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Apti quest normal maths english

Medium leetchode question

There was a coding round on techgig which i cleared

Q1. I was invited to the technical round which was also online
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Q2. I could not attend the online technical round
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Q3. 2 questions on dsa
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Q1. Why to join WD?
Ans. 
WD offers exciting opportunities for growth and innovation in the software engineering field.
• Opportunity to work on cutting-edge technologies

• Collaborative and supportive work environment

• Career development and growth opportunities

• Strong company culture and values

• Global presence and diverse projects
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Q2. Detect loop in linked list
Ans. 
Use Floyd's Tortoise and Hare algorithm to detect loop in linked list.
• Initialize two pointers, slow and fast, at the head of the linked list.

• Move slow pointer by one step and fast pointer by two steps.

• If they meet at any point, there is a loop in the linked list.
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Q3. What are different product of WD?
Ans. 
WD offers a variety of products including external hard drives, internal hard drives, SSDs, and network attached storage devices.
• External hard drives

• Internal hard drives

• SSDs

• Network attached storage devices
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Q4. Do you want to ask any questions?
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