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Cnc Web World Interview Questions, Process, and Tips
Top Cnc Web World Interview Questions and Answers
- Q1. is java 100 percent object oriented programmingasked in Java Developer interview
- Q2. what is collection in javaasked in Java Developer interview
- Q3. What is difference between js and Ts?asked in Software Developer interview
Cnc Web World Interview Experiences
4 interviews found
Akshay Kumar
About Data types , oops concepts ,multithreading, exception handling, array 2D&3d, etc
(3 Questions)
- Q1. Persional details
- Q2. Communication skill
- Q3. Project explanation
Deep explanation about my project
Java Developer Interview Questions asked at other Companies
Anonymous
I applied via Approached by Company
(1 Question)
- Q1. Multi threading , oop ,servlet,irretative statement
Java Developer Interview Questions asked at other Companies
I applied via Approached by Company and was interviewed in Aug 2022. There were 2 interview rounds.
(2 Questions)
- Q1. What is difference between js and Ts?
- Ans.
JS is a dynamically typed language while TS is a statically typed superset of JS.
JS is interpreted at runtime while TS is compiled before runtime.
TS supports type annotations and interfaces while JS does not.
TS provides better code maintainability and scalability compared to JS.
JS is easier to learn and use for beginners while TS requires more knowledge of programming concepts.
Examples of popular JS frameworks are Reac...
- Q2. What is directive and its types?
- Ans.
Directives are markers on a DOM element that tell AngularJS to attach a specified behavior to that DOM element.
Directives are used to create custom HTML tags that serve as new, reusable widgets.
There are four types of directives in AngularJS: Component, Structural, Attribute, and Comment.
Component directives are used to create reusable components with their own templates and logic.
Structural directives are used to mani...
Interview Preparation Tips
- Javascript
- HTML
- CSS
- Angular
Skills evaluated in this interview
Software Developer Interview Questions asked at other Companies
I applied via Naukri.com and was interviewed before Oct 2021. There was 1 interview round.
(2 Questions)
- Q1. What is collection in java
- Ans.
Collection is a framework that provides an architecture to store and manipulate a group of objects.
Collection is an interface in Java
It is used to store a group of objects
It provides methods to add, remove, and manipulate objects
Examples of collections are ArrayList, LinkedList, HashSet, and TreeSet
- Q2. Is java 100 percent object oriented programming
- Ans.
No, Java is not 100 percent object oriented programming.
Java has primitive data types that are not objects, such as int, boolean, and char.
Java also has static methods and variables that do not belong to any instance of a class.
However, Java is considered to be mostly object oriented because it supports encapsulation, inheritance, and polymorphism.
Java also has wrapper classes for primitive data types that allow them t
Interview Preparation Tips
Skills evaluated in this interview
Java Developer Interview Questions asked at other Companies
Cnc Web World interview questions for popular designations
Interview questions from similar companies
I was interviewed in Jul 2017.
Interview Questionnaire
6 Questions
- Q1. What is autoboxing and unboxing
- Ans.
Autoboxing is the automatic conversion of primitive data types to their corresponding object wrapper classes.
Autoboxing is useful when working with collections that require objects instead of primitives.
Example: int i = 5; Integer j = i; //autoboxing
Unboxing is the opposite of autoboxing, where an object of a wrapper class is converted back to its corresponding primitive type.
Example: Integer j = 5; int i = j; //unboxi
- Q2. What is typecasting UP AND DOWN
- Ans.
Typecasting up and down refers to converting a variable of one data type to another data type of higher or lower precision.
Typecasting up involves converting a variable of lower precision to a variable of higher precision, such as converting an int to a double.
Typecasting down involves converting a variable of higher precision to a variable of lower precision, such as converting a double to an int.
Typecasting can resul...
- Q3. How do you iterate map
- Ans.
To iterate a map in Java, use a for-each loop or an iterator.
Use the entrySet() method to get a set of key-value pairs
For-each loop: for(Map.Entry
Iterator: Iterator
Use hasNext() and next() methods to iterate through the map
- Q4. Types of synchronisation in java
- Ans.
Types of synchronization in Java
Synchronized methods
Synchronized statements
ReentrantLock
Semaphore
CountDownLatch
- Q5. Access modifiers in method overriding
- Ans.
Access modifiers in method overriding
Access modifiers in the overriding method cannot be more restrictive than the overridden method
The access modifier can be less restrictive or the same as the overridden method
Private methods cannot be overridden
Examples: public method can be overridden by public or protected method, but not by private method
- Q6. Covarient return type
Skills evaluated in this interview
Sakthivel B
I was interviewed in Jun 2017.
Interview Preparation Tips
Experience: They asked java basics,
what we wrote in resume will ask
about project
Tips: please prepare basics things
Interview Questionnaire
1 Question
- Q1. Abstraction
I applied via Naukri.com and was interviewed in Aug 2018. There were 5 interview rounds.
Interview Questionnaire
4 Questions
- Q1. 1.Core java 2.Spring 3. Hibernate 4. Spring Boot 5. SQL 6. AngularJS
- Ans.
The question is asking about the candidate's knowledge in Core Java, Spring, Hibernate, Spring Boot, SQL, and AngularJS.
Core Java is the foundation of Java programming language.
Spring is a popular framework for building Java applications.
Hibernate is an ORM tool used for mapping Java objects to database tables.
Spring Boot is a framework for building microservices.
SQL is a language used for managing relational databases...
- Q2. 1. How to connect 2 DBs from spring boot application
- Ans.
To connect 2 DBs from a Spring Boot application, configure multiple data sources and use JdbcTemplate or EntityManager for each DB.
Configure multiple data sources in the application.properties file
Create separate configuration classes for each data source
Use JdbcTemplate or EntityManager to interact with each DB
Specify the appropriate data source in the repository or service classes
- Q3. 2. Difference between abstract method implementation and default method
- Ans.
Abstract method implementation is mandatory while default method is optional.
Abstract method has no implementation in the abstract class and must be implemented by the subclass.
Default method has a default implementation in the interface and can be overridden by the implementing class.
Abstract method is used to enforce a contract while default method is used to provide a default behavior.
Example: abstract method - publ...
- Q4. 1. About salary and expectation
Interview Preparation Tips
Experience: Technical written test
General Tips: Terrible interview. HR told to give 11% hike with 6% variable and 5% fixed. I kicked off the company.
Skills: Web Technologies, Java Application Development
Duration: 1-4 weeks
Skills evaluated in this interview
Interview Preparation Tips
Experience: I almost sove 130 question
Duration: 2 hours
Total Questions: 150
Round: Group Discussion
Experience: Problem Solving Algorithms
Duration: 3 hours
vishali ravichandran
I was interviewed in Jun 2017.
Interview Questionnaire
2 Questions
- Q1. The questions are about fully java
- Q2. About myself, and something about java, then the questions about general topic
Interview Preparation Tips
Experience: Most of the questions is new for me but I were manage
Tips: Good preparation
Round: HR Interview
Experience: Most of the questions is new for me but I were manage
Tips: Good preparation
College Name: Avvm spc, thanjavur
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