embedUR Systems Junior Software Engineer Interview Questions and Answers

Q1. Explain joins in SQL
Ans. 
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
• Joins are used to retrieve data from multiple tables based on a related column between them

• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• INNER JOIN returns rows when there is at least one match in both tables

• LEFT JOIN returns all rows from the left table and the matched rows from the right table

• ...read more
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Q2. What are object and class in OOPs?
Ans. 
Objects are instances of classes in OOPs. Classes are blueprints for creating objects with attributes and methods.
• Objects are instances of classes

• Classes are blueprints for creating objects

• Classes define attributes and methods for objects

• Example: Class 'Car' with attributes like 'color' and methods like 'drive'
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Based on concepts and past experience

Q1. Full day exam on saturday
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Q2. Coding related, dsa, aptitude etc
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Q1. Programming in C language
Ans. 
C language is a powerful and efficient programming language commonly used for system programming and embedded systems.
• C language is a procedural programming language

• It is widely used for developing operating systems, compilers, and embedded systems

• C is known for its efficiency and low-level access to memory

• Example: Declaring an array in C - int arr[5];
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Q2. DS basics Linked list
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Q1. Basic questions of angular and javascript.
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Q2. Es6 feature , typescript features
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Q3. Promise, observable, focus on syntax of every thing like interceptor, routing, gaurd and all .
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Q1. Behaviour subject, subject, life cycle hooks
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Q2. This round was not very easy in my case.
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Q3. Be prepared for array and object of array questions. Like sorting, searching, filtering , any logic .
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Q1. Basic HR questions and managerial round. Not being hard . But learn about your project and past organisation
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2 coding questions and 7 aptitude questions

Q1. Linked List creation was asked
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General HR questions

It was easy round with 2 questions from hacker rank

Array duplicates and burn binary tree

Q1. Project specific
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