Google Intern Interview Questions and Answers

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DSA, coding questions

Q1. Dp question knapk sack problem
Ans. 
The knapsack problem is a classic optimization problem that involves selecting items to maximize value without exceeding weight capacity.
• The problem can be solved using dynamic programming.

• Given weights and values of items, the goal is to maximize total value within a weight limit.

• Example: If you have items with weights [1, 2, 3] and values [10, 15, 40], and a capacity of 6, the optimal selection is items 2 and 3.

• The d...read more
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Q2. Graph, dfs, bfs
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Q1. How to handle low moral
Ans. 
Addressing low morale in the workplace requires open communication, support, and recognition.
• Encourage open communication to understand the root cause of low morale

• Provide support and resources to help employees overcome challenges

• Recognize and appreciate employees' hard work and contributions

• Organize team-building activities to boost morale and foster a positive work environment
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Q1. Explain difference between coding and programming?
Ans. 
Coding is the process of writing instructions in a specific programming language, while programming involves the entire process of designing, writing, testing, and maintaining code.
• Coding is the act of translating a problem into a language that a computer can understand.

• Programming involves planning, designing, implementing, and testing a solution to a problem.

• Coding is a subset of programming, focusing on the actual w...read more
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Q2. Which is your favorite google product?
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Q3. Write code for BFS
Ans. 
BFS is a graph traversal algorithm that visits all the nodes of a graph level by level.
• Start by adding the initial node to a queue

• While the queue is not empty, dequeue a node and visit its neighbors, adding them to the queue

• Repeat until all nodes are visited
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Q4. Write algo for DFS
Ans. 
DFS is a graph traversal algorithm that explores as far as possible along each branch before backtracking.
• Start at the initial node and explore as far as possible along each branch before backtracking

• Use a stack to keep track of nodes to visit

• Mark visited nodes to avoid revisiting them

• Can be implemented recursively or iteratively
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Q5. Where you find yourself in next 5 years
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Topics - dsa
duration - 1hr

Q1. Introduction about yourself and interests
Ans. 
I am a recent graduate with a passion for marketing and social media. I enjoy hiking, photography, and trying new foods.
• Recent graduate with a degree in Marketing

• Passionate about social media and digital marketing

• Hobbies include hiking, photography, and trying new foods
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Q2. Technical question on projects
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1-hour test on google online challenge

Q1. Leetcode ques on hard level
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Q2. They asked my intro
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A motivated intern with a background in [Your Field], eager to learn and contribute to the team while developing professional skills.
• Currently pursuing a degree in [Your Major] at [Your University].

• Completed an internship at [Company Name], where I assisted in [specific task or project].

• Skilled in [specific skills or tools relevant to the position].

• Passionate about [specific interest related to the field], demonstrated...read more
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