Accentuate IT Solutions Application Development Associate Interview Questions and Answers

Q1. What are constructors?
Ans. 
Constructors are special methods in a class that are used to initialize objects.
• Constructors have the same name as the class they belong to.

• They are called automatically when an object of the class is created.

• Constructors can have parameters to initialize object properties.

• Example: public class Car { public Car(String color) { this.color = color; }}
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Q2. What is final keyword?
Ans. 
Final keyword in Java is used to restrict the user from changing the value of a variable, making it a constant.
• Final keyword can be applied to variables, methods, and classes.

• Final variables must be initialized and cannot be reassigned.

• Final methods cannot be overridden in subclasses.

• Final classes cannot be subclassed.
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Round duration - 135 minutes
Round difficulty - Medium

This round has 2 stages : (Both were elimination rounds)
1) Cognitive & Technical Assessment 
2) Coding Assessment

Upon only clearing Cognitive & Technical Assessment , candidate will be eligible for further rounds.

1) Cognitive & Technical Assessment : (90 mins)
This section contains questions from English Ability, Analytical Reasoning , Numerical Ability , Pseudo coding, Common Application and MS Office, Fundamentals of Networking, Security and Cloud.

2) Coding Assessment : (45 mins)
You are eligible for this round only if you cleared Cognitive & Technical Assessment.
It has 2 coding questions 1 simple and 1 moderate level.

Languages you can use : C, C++, Java, Python, Dot net.

Q1. Sum of even & odd
Write a program to input an integer N and print the sum of all its even digits and sum of all its odd digits separately.
Digits mean numbers, not the places! That is, if the given intege...read more
Ans. Space Complexity: O(1)Explanation: Time Complexity: O(1)Explanation:
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Q2. Evaluation of postfix expression
An expression is called the postfix expression if the operator appears in the expression after the operands.
Example :
Infix expression: A + B  *  C - D 

Postfix expres...read more
Ans. Evaluation of postfix expression.
 The idea is to use a stack to store the operands. Whenever an operator is encountered, we pop the top two numbers from the stack, perform the operation and push the result back to the stack. Finally, when the traversal is completed, the number left in the stack is the final answer.
 
1. Create a stack to store the operands.
2. Scan the given expression from left to right. For every sc...read more
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Round duration - 30 minutes
Round difficulty - Medium

Communication Assessment: (Virtual HR Round)
1) Sentence Mastery
2) Vocabulary
3)Fluency 
4) Pronunciation

Total Questions: 20

Q1. Basic HR Questions
What are you most proud of? 
What has been your greatest failure?
Ans. 
Tip 1 : Be confident
Tip 2 : Smooth and Fluent English
Tip 3 : Focused during complete round
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Round duration - 20 Minutes
Round difficulty - Easy

Timing : 3:00 to 3:20 Pm
There was one interviewer.
1) Started with introduction.
2) Asked about projects mention in the resume.
3) Favorite subjects during academics. How do you tackle tough subjects?
4) Two to three questions on select statements. 
5) Difference between foreign key and primary key.

Q1. SQL Questions
What is difference between foreign key and primary key?
Two to three select statements on MySQL server.
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