NOV Process & Flow Technologies UK Front end Developer Interview Questions and Answers

An aptitude test is a way for employers to assess a candidate's abilities through a variety of different testing formats. Aptitude tests will test your ability to perform tasks and react to situations at work. This includes problem-solving, prioritisation and numerical skills, amongst other things.

An assignment is the transfer of rights or property. In financial markets, it is a notice to an options writer that the option has been exercised.

Q1. What is mean by dom
Ans. 
DOM stands for Document Object Model, which is a programming interface for web documents.
• DOM is a representation of the structure of a web page, allowing scripts to dynamically access and update the content, structure, and style of the document.

• It provides a way for scripts to interact with the web page by accessing and manipulating elements like text, images, forms, etc.

• DOM is platform and language-independent, allowi...read more
Answered by AI
Add your answer
Q2. Explain promise in typescript
Ans. 
Promises in TypeScript are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in a more readable and manageable way.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and .catch() to handle errors.

• Example: const myPromise = new Promise((resolve, reject) => { ... ...read more
Answered by AI
Add your answer
Q3. Explain hooks in javascript
Ans. 
Hooks in JavaScript are functions that let you use state and other React features without writing a class.
• Hooks were introduced in React 16.8 to allow functional components to have state and lifecycle methods.

• useState() is a hook that allows you to add state to functional components.

• useEffect() is a hook that allows you to perform side effects in functional components.

• Custom hooks are functions that allow you to reuse ...read more
Answered by AI
Add your answer
Q4. Write a program 1 to 100 prime numbers
Ans. 
Generate an array of prime numbers from 1 to 100.
• Iterate from 1 to 100 and check if each number is prime

• A prime number is only divisible by 1 and itself

• Start with a list of prime numbers and check divisibility
Answered by AI
Add your answer

Reactive form and crud operations pipes crud operations

Q1. Basic understanding of js and angular is must expeciallly how js works questions on arrays objects shallow deep copy
Add your answer

Web application to locate the map

Q1. Tell me about your self.projects
Add your answer
Q2. Project questions ask
Ans. 
Discussing project experiences showcases skills and problem-solving in front-end development.
• Describe a project where you implemented responsive design using CSS frameworks like Bootstrap.

• Share an example of optimizing web performance, such as reducing load times through image compression.

• Discuss collaboration with back-end developers to integrate APIs, like fetching data from a RESTful service.

• Mention a challenge face...read more
Answered by AI
Add your answer

Frontend related aptitude test

Design website page.

Programming tests to help you hire better developers
All you need to do is choose a coding test and send it to each applicant. java test c# test sql test python test php test javascript test html/css test asp.net mvc test.

Q1. Technical interviews are common for employers recruiting for engineering, science, or software roles. Essentially it is an interview to assess your technical ability for the role, and the depth and breadth...read more
Add your answer