D15B/ Web X.0 / Ca / Quiz 1 / 23-24 Even

What is the purpose of the "null" and "undefined" types in TypeScript?

• 1. They represent boolean values

• 1. They indicate absence of a value

• 1. They are used for type casting

• 1. They are interchangeable with the "any" type

'keyof' can be used with index signatures to extract the index type

• 1. True

• 1. False

What is the difference between interface and abstract class in TypeScript inheritance?

• 1. Interfaces define structure, abstract classes define behavior and partial structure.

• 1. Both define structure, but interfaces cannot have implementations.

• 1. Both define behavior, but interfaces cannot be instantiated.

  2. There's no difference, they are interchangeable.

What is the purpose of the $valid property in AngularJS form validation?

• 1. It indicates whether the form is visible.

• 1. It checks if the form is submitted.

• 1. It checks if the form is in a valid state based on defined validation rules.

• 1. It controls the visibility of form elements.

Which of the following popular frameworks is primarily written in TypeScript?

• jQuery

• React

• Angular

• Bootstrap

What is a dependency in the context of Dependency Injection?

• The AngularJS module

• A service, object, or function that a component needs

• The HTML template of a component

• A type of directive in AngularJS

What is the purpose of the ng-view directive in ngRoute?

• It defines the structure of the HTML template

• It specifies the controller for a particular view

• It is a placeholder where the content of the current route will be inserted

• It handles AJAX requests in AngularJS

What is a filter in AngularJS?

• A mechanism to prevent data injection

• A function to format and transform data displayed in the view

• A security feature to protect against cross-site scripting

• A type of directive to handle user input

What component in AngularJS corresponds to the View in MVC?

• The HTML template

• The compiled DOM elements

• The directives manipulating the DOM

• All of the above

What characterizes Web 1.0?

• Social Media Integration

• Interactive and Dynamic Content

• Static Web Pages

• Cloud Computing