What is the recommended location for the <script> tag that links to an external file?

At the end of the <body> (just before </body>).

At the very beginning of the <body>.

If you use the `src` attribute to link to an external JavaScript file, what should you **not** do between the opening and closing <script> tag.

Place additional JavaScript code inline.

Place the tag at the bottom of the page.

Why did Netscape rename their language to JavaScript?

To capitalize on the popularity of the Java language.

To meet an official language standard.

To differentiate it from Microsoft’s JScript.

Since 2015, what has replaced official version numbers for JavaScript language releases?

Major release names like "JavaScript Professional."

A return to the LiveScript name.

The document notes that JavaScript is now implemented in diverse environments outside of the browser. Which environment is mentioned?

Desktop word processing software.

Game console operating systems.

When a variable is declared without an initial value (let name;), what happens?

JavaScript assigns it a special default value for later use.

The program stops with an error.

The browser automatically assigns it the number 0.

It is automatically treated as a constant.

Which of the following is NOT a valid rule for creating a variable name in JavaScript?

Using a reserved keyword (like while or function) as the name.

Starting the name with a letter.

Starting the name with an underscore (_).

Using numeric digits after the first character.

What is an expression in JavaScript?

A piece of code that evaluates to a single value.

A complete line of code ending in a semicolon.

A conditional test inside an if statement.

A word used to declare a constant.

In the expression "Dear " + "Reader", what operation is the + operator performing?

Concatenation (joining strings).

What is the purpose of the if statement in JavaScript?

To execute a code block only if a conditional test is true

To stop the program and show a message

To repeat a block of code many times

To log information to the console

In an if/else if/else structure, what is the role of the final else block?

It acts as a final "catch-all" block that executes if all prior conditions are false

It is executed only if the first if statement is true

It creates an error if the condition is not met

It is only used to declare new variables

Which method of communication is considered the best way to interact with a web page by reading, changing its content, or altering its style?

The document object model (DOM)

CH01-TEST-MC-GettingYourFeetWet

Authored by Ramsey Seweingyawma

Computers

9th Grade

Used 1+ times

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30 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of JavaScript in a web page?

To specify the content and structure of the page.

To specify the styles, colors, and layout of the page.

To add behavior and make the page interactive.

To compile the code before execution.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What term does the document use to describe the relationship between JavaScript, HTML, and CSS?

A partnership.

A competition.

A computational cousin.

A declarative framework.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when the browser encounters errors in JavaScript code?

It immediately stops and displays a blank page.

It requests the user to debug the code.

It does its best to keep moving and continue reading the rest of the page.

It automatically fixes the error before running the code.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the process of writing and running JavaScript differ from a typical language like C or Java?

JavaScript must be compiled, linked, and deployed first.

JavaScript requires a special server to run the code.

You write the code into the page, and the browser executes it immediately.

JavaScript must be written only in a separate file.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main difference between how you write HTML/CSS and how you write JavaScript?

HTML/CSS involves computation; JavaScript is declarative.

HTML/CSS is largely declarative; JavaScript requires describing computation.

HTML/CSS uses variables; JavaScript uses rules.

HTML/CSS runs on a server; JavaScript runs on a browser.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which HTML element is used to include JavaScript code in a web page?

<js>

<code>

<link>

MULTIPLE CHOICE QUESTION

30 sec • 1 pt