Alp Consulting Human Resource Recruiter Trainee Interview Questions and Answers

It's was MCQ based test

Q1. Tell me some of the oops concepts
Ans. 
Some OOP concepts include inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

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

• Abstraction: Hiding the complex implementation details and showing only the necessary features
Answered by AI
Add your answer

Q1. What is Guid Id please explain
Ans. 
A Guid Id is a globally unique identifier used in software development to uniquely identify objects or entities.
• Guid Ids are 128-bit integers represented as a hexadecimal string.

• They are typically used in databases, APIs, and various software systems to ensure uniqueness.

• Example: 6B29FC40-CA47-1067-B31D-00DD010662DA
Answered by AI
Add your answer

Q1. Discussion about salary
Add your answer

Q1. Roles & Responsibilities
Add your answer
Q2. Roles & Responsibilities
Add your answer

Q1. What are your strengths & weakness
Add your answer

Q1. Union and union all difference
Ans. 
UNION combines the results of two or more SELECT statements, while UNION ALL includes duplicates.
• UNION removes duplicate rows, while UNION ALL retains all rows including duplicates

• UNION is slower than UNION ALL as it performs a distinct operation

• UNION requires the same number of columns in the SELECT statements, while UNION ALL does not have this restriction
Answered by AI
Add your answer
Q2. What is generic and non-generic collections
Ans. 
Generic collections allow storing any type of data, while non-generic collections are type-specific.
• Generic collections can store any type of data, such as List or Dictionary.

• Non-generic collections are type-specific, like ArrayList or HashTable.

• Generic collections provide type safety and better performance compared to non-generic collections.
Answered by AI
Add your answer

Q1. OOPS & CORE JAVA CONCEPTS
Add your answer
Q2. Concepts such as Polymorphism and inheritance
Add your answer

Q1. Normally not that though, smooth process
Add your answer
Q2. Tell me about job responsibilities
Add your answer

Q1. Configuration, project handling,Integrations
Add your answer

Q1. Basic Java core question
Add your answer
Q2. React and Nodejs question in Client
Add your answer