How are event handlers utilized in JavaScript?
Events are the actions that result from activities, such as clicking a link or filling a form by the user. An event handler is required to manage the proper execution…
How are DOM utilized in JavaScript?
DOM stands for Document Object Model and is responsible for how various objects in a document interact with each other. DOM is required for developing web pages, which includes objects…
What is the method for reading and writing a file in JavaScript?
This can be done by Using JavaScript extensions (runs from JavaScript Editor), for example, for the opening of a file – fh = fopen(getScriptPath(), 0);
How are object properties assigned?
Assigning properties to objects is done in the same way as a value is assigned to a variable. For example, a form object’s action value is assigned as ‘submit’ in…
Write the point of difference between a web garden and a web farm?
Both web-garden and web-farm are web hosting systems. The only difference is that web-garden is a setup that includes many processors in a single server. At the same time,web-farm is…
What is the role of break and continue statements?
The break statement is used to come out of the current loop. In contrast, the continue statement continues the current loop with a new recurrence.
How can a particular frame be targeted, from a hyperlink, in JavaScript?
This can be done by including the name of the required frame in the hyperlink using the ‘target’ attribute. <a href="/newpage.htm" target="newframe">>New Page</a>
What boolean operators can be used in JavaScript?
The ‘And’ Operator (&&), ‘Or’ Operator (||), and the ‘Not’ Operator (!) can be used in JavaScript. *Operators are without the parenthesis.
Is JavaScript case sensitive? Give its example.
Yes, JavaScript is case-sensitive. For example, a function parseInt is not the same as the function Parseint.
What is event bubbling?
JavaScript allows DOM elements to be nested inside each other. In such a case, if the handler of the child is clicked, the handler of the parent will also work…