InApp Information Technologies Senior Software Engineer Interview Questions and Answers

Angular is a popular open-source web application framework developed by Google for building dynamic single-page applications.

• Angular is based on TypeScript, a superset of JavaScript.

• It follows the MVC (Model-View-Controller) architecture.

• Angular provides features like data binding, dependency injection, and routing.

• It has a powerful CLI (Command Line Interface) for scaffolding and building projects.

• Angular has a large ...read more

Directives and pipes are features in Angular that allow developers to extend HTML functionality and transform data in templates.

• Directives are markers on a DOM element that tell Angular to attach a specified behavior to that DOM element or transform the DOM element and its children.

• Pipes are used to format data in a template. They take in data as input and transform it into the desired output for display.

• Examples of di...read more

Count occurrences of a letter in a string.

• Iterate through each character in the string and count occurrences of the specified letter.

• Use a hashmap to store the count of each letter.

• Handle both uppercase and lowercase letters to ensure accurate counting.