QUADRANT RESOURCE LLC Intern Interview Questions and Answers

It was on HackerEarth platform questions were easy it contained output related stuff along with oops concepts and a coding question

Q1. What are 4 pillars of Oops
Ans. 
The 4 pillars of Oops are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation refers to the bundling of data with the methods that operate on that data.

• Abstraction focuses on hiding the internal implementation details of a class and showing only the necessary features.

• Polymorphism allows objects of different classes to
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Q2. Difference between insert and delete commands in mysql
Ans. 
Insert command is used to add new records to a table, while delete command is used to remove existing records from a table in MySQL.
• Insert command adds new records to a table.

• Delete command removes existing records from a table.

• Insert command requires specifying values for all columns being inserted.

• Delete command can use conditions to specify which records to delete.

• Example: INSERT INTO table_name (column1, column2) V...read more
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Q3. Explain about SDLC
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SDLC stands for Software Development Life Cycle, which is a process used by software development teams to design, develop, and test high-quality software.
• SDLC is a structured process that consists of several phases such as planning, analysis, design, implementation, testing, and maintenance.

• Each phase has its own set of activities and deliverables that must be completed before moving on to the next phase.

• SDLC helps ens...read more
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Q1. Node js, blockchain
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Q2. Basics of js language and 2 3 basic coding questions
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It was a technical knowledge test that involved question from Linux, C++ coding statements, Database, SQL, DSA. It wasn't very tough.

Q1. In this round I was asked about those things which were mentioned in my resume. Few database questions based on joins and keys. Linux question were also asked, like how to read the file, write into file, e...read more
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The duration was about 30-45 minutes, It was based on solving questions using C++ or anyother language. Linkedlist, Hashmap were key topics of this interview.

Q1. This was just to tell me that I have been selected and general questions were asked like what are your interests and what issues would I like to raise related to interview process.
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