Vishakha Glass Junior Mechanical Engineer Interview Questions and Answers

Q1. Binary search using Java 8
Ans. 
Binary search is a fast search algorithm that finds the position of a target value within a sorted array.
• Ensure the array is sorted before performing binary search.

• Compare the target value with the middle element of the array.

• If the target value is less than the middle element, search the left half of the array. If greater, search the right half.

• Repeat the process until the target value is found or the subarray is empt
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Q2. Merge sort and it's implementation
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Merge sort is a divide and conquer algorithm that divides the input array into two halves, sorts them, and then merges them back together.
• Divide the array into two halves recursively

• Sort each half separately

• Merge the sorted halves back together
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Q1. Explain microservices architecture in your project
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Q2. Explain Zuul and filters
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Q1. Why do you want to join TCS
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Q2. What is your salary Expectation
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Python programming questions
Python oops concepts based questions

Q1. About your pacakge
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Q2. About your family
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Q1. We will face the questions relevant to our resume. Also my suggestion is to go with basics on your particular technology and general interview questions& answers from google before attempting interview.th...read more
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Q1. What are your salary expectations?
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Q2. Share details of your previous job.
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Q3. Why are you looking for a change?
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Q4. Tell me about yourself.
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Q1. Explain about past projects.
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Q2. Technology on which you worked.
Ans. 
I have worked on various technologies including Java, Python, AWS, and Docker.
• Developed RESTful APIs using Java and Spring framework

• Implemented machine learning models using Python and scikit-learn library

• Deployed applications on AWS using EC2, S3, and RDS

• Containerized applications using Docker for easy deployment and scaling
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Q3. C language basic but important concepts related to Data type, pointer, etc.
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Q4. Python knowledge check.
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Q1. Exceptions in plsql
Ans. 
PL/SQL exceptions handle errors and manage control flow in Oracle databases, ensuring robust application behavior.
• PL/SQL has predefined exceptions like NO_DATA_FOUND and ZERO_DIVIDE.

• Custom exceptions can be defined using the EXCEPTION keyword.

• Use the RAISE statement to trigger an exception manually.

• Example: BEGIN SELECT salary INTO v_salary FROM employees WHERE emp_id = 100; EXCEPTION WHEN NO_DATA_FOUND THEN DBMS_OUTPU...read more
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Q2. How many types of triggers in plsql
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PL/SQL triggers are special procedures that automatically execute in response to certain events on a database table or view.
• 1. DML Triggers: Execute on Data Manipulation Language events (INSERT, UPDATE, DELETE). Example: AFTER INSERT trigger to log changes.

• 2. INSTEAD OF Triggers: Used on views to perform actions instead of the triggering action. Example: INSTEAD OF DELETE on a view.

• 3. System Triggers: Triggered by syst...read more
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Q1. What is the salary expectation
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