Cedcoss Technologies Interview Questions, Process, and Tips

Test 1 of numerical ability with some (basic) technical questions which contains total 15 questions on google form.

Test 2 of Non technical contains 15 questions from reasoning,verbal section

Q1. What is constructor and constructor overloading?
Ans. 
Constructor is a special method used to initialize objects. Constructor overloading is creating multiple constructors with different parameters.
• Constructor is called when an object is created

• It has the same name as the class

• It can be overloaded by creating multiple constructors with different parameters

• Constructor overloading allows creating objects with different initial values

• Example: public class Person { public Per
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Q2. Java vs other language
Ans. 
Java is a popular language with strong community support and cross-platform compatibility.
• Java is object-oriented and has automatic memory management

• Other languages like C++ require manual memory management

• Java has a large standard library and is used for web development, mobile apps, and enterprise software

• Other languages like Python are popular for data science and machine learning

• Java is compiled to bytecode and run...read more
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Q3. What is Typecasting, difference between jvm and jit
Ans. 
Typecasting is converting one data type to another. JVM is a virtual machine that executes Java bytecode. JIT is a part of JVM that compiles bytecode to machine code at runtime.
• Typecasting is done using casting operators like (int), (float), etc.

• JVM stands for Java Virtual Machine and is responsible for executing Java bytecode.

• JIT stands for Just-In-Time compiler and is a part of JVM that compiles bytecode to machine c...read more
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Q4. What is String constant pool and heap memory
Ans. 
String constant pool is a part of heap memory where Java stores string literals to optimize memory usage.
• String constant pool is a cache of string literals created by the JVM.

• String literals are stored in the pool to optimize memory usage.

• When a new string literal is created, the JVM first checks if it already exists in the pool.

• If it does, a reference to the existing string is returned. If not, a new string is created...read more
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Q5. Explain Class loader and wrapper class?
Ans. 
Class loader loads classes into JVM while wrapper class wraps primitive data types into objects.
• Class loader is responsible for loading classes into JVM at runtime.

• It searches for the class file in the classpath and loads it into memory.

• Wrapper classes are used to wrap primitive data types into objects.

• They provide utility methods to perform operations on primitive data types.

• For example, Integer class wraps int data t...read more
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Q6. She ask me about Family background?
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Q1. He ask totally questions from DSA ?Related to String,array,Max-heap etc
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The first round was the Online Assessment round where they asked MCQ based questions about aptitude and domain-related questions ( OS, DBMS, CN, and OOPs)

Q1. The next round was HR, where they asked.
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Q2. Tell me about yourself.
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Q3. Family Background.
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Q4. Situation-based problem.
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Q5. Explain project.
Ans. 
Developed a web-based project management tool for tracking tasks and deadlines.
• Used HTML, CSS, and JavaScript for front-end development

• Utilized Node.js and MongoDB for back-end development

• Implemented user authentication and authorization features

• Integrated third-party APIs for additional functionality
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Q6. Domain related question (OS, OOPs, DBMS).
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In this round, they asked 2 medium-easy DSA questions. I was able to solve only one of them the time given to solve the coding test was 40 mins.

I was shortlisted on my cocubes results itself

I was shortlisted on my cocubes result itself

Q1. Hr round was easy. Standard HR questions from the internet/chatGPT
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Q1. I thought it was going to be theoretical so I prepared that way but the interviewer came and asked me to share my screen(very rudely) and gave me 2 easy coding questions which I panicked and couldn't do be...read more
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Q2. Date time question
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Q3. Frequency question on characters
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Aptitude questions both qualitative and quantitative

Q1. Tell about yourself, your short term and long term goals ,family background
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Easy to medium coding questions

Q1. Basic oops questions and also good programming skills
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Q1. Sql questions and good coding skills
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