66degrees Gcp Data Engineer Interview Questions and Answers

Need to write codes based on the scenarios

Q1. Reverser a number
Ans. 
Reverse a given number
• Convert the number to a string

• Reverse the string

• Convert the reversed string back to a number
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Q2. Recursion function for factorial
Ans. 
Recursion function to calculate factorial of a number
• Define a function that takes an integer as input

• Base case: if input is 0, return 1

• Recursive case: return input multiplied by factorial of input-1

• Example: factorial(5) = 5 * factorial(4) = 5 * 4 * factorial(3) = ... = 5 * 4 * 3 * 2 * 1 = 120
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Q1. Why you choose tcs
Ans. 
I chose TCS for its reputation, global presence, diverse opportunities, and focus on innovation.
• TCS is a renowned company with a strong reputation in the IT industry

• TCS has a global presence with offices in multiple countries, providing opportunities for international exposure

• TCS offers diverse opportunities for career growth and development in various domains

• TCS is known for its focus on innovation and cutting-edge te
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Q2. What is your notice period
Ans. 
I am currently on a 30-day notice period.
• My notice period is 30 days.

• I am required to work for 30 more days before leaving my current position.
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Q1. String is palindrome or not
Ans. 
Check if a string is a palindrome or not
• Compare the string with its reverse to check for palindrome

• Ignore spaces and punctuation marks when comparing

• Examples: 'racecar' is a palindrome, 'hello' is not
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Q2. Create gcs bucket using python
Ans. 
Use Python to create a GCS bucket
• Import the necessary libraries like google.cloud.storage

• Authenticate using service account credentials

• Use the library functions to create a new bucket
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Q3. Write a python code to trigger a dataflow job in cloud function
Ans. 
Python code to trigger a dataflow job in cloud function
• Use the googleapiclient library to interact with the Dataflow API

• Authenticate using service account credentials

• Submit a job to Dataflow using the projects.locations.templates.launch endpoint
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Attended the codevita competition in final year of college.

Q1. About College Project
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Q2. Some very basics of java
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Q3. Experience of college project as a team
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Q1. If you cleared Aptitude and Coding, Mostly Interview will be cleared with some basics questions like OOPs concepts, sort functions kind of questions.
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Q2. Explain OOPs concept in JAVA?
Ans. 
OOPs concept in JAVA is a programming paradigm that focuses on objects and their interactions.
• OOPs stands for Object-Oriented Programming

• It involves the use of classes, objects, inheritance, polymorphism, and encapsulation

• Classes are used to define objects and their properties

• Objects are instances of classes that can interact with each other

• Inheritance allows for the creation of new classes based on existing ones

• Polymo...read more
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Q3. Function to sort an array in Java?
Ans. 
Java provides Arrays.sort() method to sort an array.
• Use Arrays.sort() method to sort an array of strings.

• The method sorts the elements in ascending order by default.

• To sort in descending order, use Collections.reverseOrder() method.
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Q4. Tell me about yourself?
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Q5. Final year project which you worked on?
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Aptitude test was easy. Preparation was good for about a month.

Direct interview was average.

GD was easy round and topic is also easy one.

Q1. HR round was average and salary discussion was there in this round.
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It's totally based on Basic understanding of concepts such as Linear arrangement, circular arrangement، blood relation, direction sense, ratio proportion, time, speed, distance

Q1. It's based on OOPS Concepts,
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Q2. Strength and weaknesses
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Q3. About yourself, about educational background, why should we hire you
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My resume

Q1. What are your salary expectations?
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Q2. What are your strengths and weaknesses?
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Q3. Tell me about yourself.
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The first round is an aptitude online test that had Basics of Computer Science, Mathematics, English and then finally one basic program to code and compile like Palindrome.

Three panellists were present and it was a face-face round, Panellist 1 and 2 takes the technical discussions like classes, inheritance, oops concept, basic syntax, and such. Panellist 3 talks more about your resume skills, hobbies and the company overview.