Appsquadz Software Technical Support Engineer Interview Questions and Answers

Q1. Diff b/w CTE and SubQuery
Ans. 
CTE is a temporary result set that can be referenced within a query, while a subquery is a query nested within another query.
• CTE stands for Common Table Expression and is defined using the WITH keyword.

• CTEs can be referenced multiple times within a query.

• Subqueries are enclosed in parentheses and can only be referenced once in a query.

• Subqueries can be correlated or non-correlated.

• CTEs are generally used for readabilit...read more
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Q2. What is middleware in mvc core
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Middleware in MVC Core is software components that are used to handle requests and responses in the application pipeline.
• Middleware components are added to the application pipeline in the Startup class using the UseMiddleware method.

• Each middleware component in the pipeline can inspect, modify, or short-circuit the request pipeline.

• Middleware components can perform tasks such as authentication, logging, error handling,...read more
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They will ask questions on logic

Q1. About technology you mentioned in resume
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Q2. And arrays or condition based
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Q3. String function
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Q1. About technology and previous company about work
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Q1. Salary discussion
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Q1. Resume related questions
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Q1. Technology related
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Q1. Discuss everything
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There were aptitude and pseudo type ques.

Q1. This was the technical round.
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Q1. Ths is another technical round.
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Q1. It is the last round hr
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It was easy, some maths and some coding questions were there

Q1. Asked questions about my projects and oop concepts
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Q2. What are ooo concepts
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Object-oriented programming concepts are principles that help in designing and implementing software solutions using objects and classes.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (class)

• Inheritance: Ability of a class to inherit properties and behavior from another class

• Polymorphism: Ability to present the same interface for different data types

• Abstraction: Hiding the complex ...read more
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Q3. Static key word
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Q4. Super key word use
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The super keyword in programming is used to access and call functions or variables from a parent class.
• Used in object-oriented programming languages like Java, C++, and Python

• Helps in achieving method overriding and method hiding

• Example: super.methodName() or super.variableName
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Q5. Other basic things
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Aptitude test is basically about the basic topics like profit loss, Simple Interest and compound Interest, Reasoning ability and pseudo code etc.

Q1. What is Time and Space Complexity
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Time and Space Complexity refers to the efficiency of an algorithm in terms of time and space usage.
• Time Complexity: Measures the amount of time an algorithm takes to run as a function of the input size.

• Space Complexity: Measures the amount of memory an algorithm requires as a function of the input size.

• Time and space complexity help in analyzing and comparing different algorithms based on their efficiency.

• Common notat...read more
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Q2. Reverse a linked list
Ans. 
Reverse a linked list
• Iteratively swap the next and previous pointers of each node

• Use three pointers: current, previous, and next

• Update the head pointer to the last node after reversing
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Q1. What salary are you expecting
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Consists of aptitude and basic pseudocode questions

Q1. Prime no. Code, array based question
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Q2. Basic html css and js
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Very good experience

Normal coding question

Q1. Tell me about yourself
Ans. 
I am a software engineer with 5 years of experience in developing web applications using Java, Spring, and Angular.
• 5 years of experience in software development

• Proficient in Java, Spring, and Angular

• Strong problem-solving skills

• Experience working in Agile development environment

• Passionate about learning new technologies
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Q2. What is your goal
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My goal is to continuously improve my technical skills, contribute to innovative projects, and advance in my career as a software engineer.
• Continuous learning and improvement of technical skills

• Contributing to innovative projects

• Advancing in my career as a software engineer
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