Google Junior Engineer Interview Questions and Answers

3 dsa questions and various golang concepts and 1 concurrency question

Q1. System design questions
Add your answer

Hackerrank coding & techinical interview test

Basic aptitude on java application and framework

Q1. Wath is your name Wath is heat treatment Wath is melting point of cast iron
Add your answer

Q1. What is actual rule is using to sale more products in this company
Ans. 
The actual rule for selling more products in this company is to focus on customer needs and provide excellent customer service.
• Focus on customer needs and preferences

• Provide excellent customer service

• Offer promotions and discounts

• Maintain high product quality

• Stay up-to-date with market trends

• Build strong relationships with customers

• Encourage customer feedback and use it to improve

• Train sales staff to be knowledgeable a
Answered by AI
Add your answer

Q1. What is mutable type
Ans. 
A mutable type is a data type whose values can be changed after they are created.
• Mutable types include lists, dictionaries, and sets in Python.

• Changes to mutable objects affect all references to that object.

• Example: list1 = [1, 2, 3], list1[0] = 4 will change the value of list1 to [4, 2, 3].
Answered by AI
Add your answer
Q2. What is functional interface
Ans. 
A functional interface is an interface that contains only one abstract method.
• Functional interfaces can have multiple default or static methods.

• Examples include Runnable, Callable, and ActionListener interfaces.

• Functional interfaces can be implemented using lambda expressions.
Answered by AI
Add your answer
Q3. Updates in java 17
Ans. 
Java 17 introduces new features like sealed classes, pattern matching for switch statements, and more.
• Sealed classes restrict which classes can be subclasses

• Pattern matching for switch statements simplifies code by combining declaration and assignment

• New APIs like JEP 356: Enhanced Pseudo-Random Number Generators
Answered by AI
Add your answer

Q1. What is AI ?
Ans. 
AI stands for Artificial Intelligence, which is the simulation of human intelligence processes by machines, especially computer systems.
• AI involves the development of algorithms that can perform tasks that typically require human intelligence.

• Examples of AI include speech recognition, image recognition, natural language processing, and autonomous vehicles.

• AI can be categorized into narrow AI (focused on a specific task...read more
Answered by AI
Add your answer
Q2. Tell me about machine learning
Ans. 
Machine learning is a branch of artificial intelligence that involves developing algorithms and models that can learn from and make predictions or decisions based on data.
• Machine learning uses algorithms to analyze data, learn from it, and make predictions or decisions.

• It is used in various fields such as healthcare, finance, marketing, and more.

• Examples of machine learning applications include recommendation systems, ...read more
Answered by AI
Add your answer