Telstra SDE Interview Questions and Answers

This was a coding round with 2 questions which were medium to hard.

Q1. Explain internal working of the hashMap?
Ans. 
HashMap stores key-value pairs using an array of buckets and handles collisions via linked lists or trees.
• 1. Structure: HashMap uses an array of buckets to store entries.

• 2. Hash Function: A hash function computes an index for each key.

• 3. Collision Handling: Collisions are managed using linked lists or trees.

• 4. Load Factor: Determines when to resize the array to maintain performance.

• 5. Example: For key 'apple', hash fun...read more
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July online coding test consists of 3 question pretty medium level

July -economics ,good commumication skill checks

General aptitide test

Basic coding test like DSA

30 question are there in the test that were given.

2 coding questions were there in the test

Q1. Basics Computer fundamentals questions on java oop,dbms,networking,sdlc,dsa
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Q2. Coding question on mathematics
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Q1. Coding question on sorting
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Q2. Project Based Questions
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Q3. DSA theory and coding questions
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Q1. About SQL queries and joins
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Good - 20 min, basics

Q1. Habits, routine, personality
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