OneShield Interview Questions and Answers

Was asked to solve 3 easy and 2 medium leetcode questions

Q1. Was quizzed on basic data structures
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Q1. Was asked about my past experiences
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Q1. About my projects
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Q2. Pointers in c++
Ans. 
Pointers in C++ are variables that store memory addresses of other variables.
• Pointers are declared using the * symbol.

• Pointers can be used to access and manipulate memory directly.

• Pointers can be used for dynamic memory allocation.

• Example: int *ptr; // declaring a pointer to an integer
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Q3. Try and catch error handling
Ans. 
Error handling is the process of anticipating, detecting, and resolving errors in a program.
• Use try-catch blocks to catch and handle errors in code

• Implement error logging to track and troubleshoot errors

• Validate user input to prevent errors before they occur
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Simple Aptitude Questions, And Other Rounds based on behavioral evaluations.

Written Technical Coding Test - 4 Questions 1hr , Simple to solve with intuition.

Q1. Questions based on solutions written during the Technical Written Test Round
Ans. Approach to the problems, any better way to optimize the solutions.
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Q2. Java OOPS Concepts, DBMS, SQL Queries, Trees, Graphs, Simple math questions.
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Q1. Panel Interview, multiple questions asked
Ans. Questions based on your projects you have done, OOPS Concepts, DBMS, specific programming language questions which you have mentioned in the resume, OS Questions.
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Q1. Basic HR Questions, Introduce yourself, future plans etc.
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Q1. Basically apptitude round of 50 questions in 15 min. Then other segment was about reasoning and behaviour questions
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There were 4 coding questions in this round and based on sorting,linked list

Q1. Questions on Ds,DBMS, Network and on Project and language mentioned in project
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