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Welcome to the Caching and Debugging MCQs Page

Dive deep into the fascinating world of Caching and Debugging with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Caching and Debugging, a crucial aspect of JavaScript. In this section, you will encounter a diverse range of MCQs that cover various aspects of Caching and Debugging, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within JavaScript.

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Check out the MCQs below to embark on an enriching journey through Caching and Debugging. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of JavaScript.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Caching and Debugging. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Caching and Debugging MCQs | Page 10 of 11

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Q91.
What is the procedure to view the console in the Firefox?

a.

Tools->Error Console

b.

Tools->Error Window

c.

Help->Error Console

d.

None of the mentioned

Discuss
Answer: (a).Tools->Error Console
Q92.
What is the other way of calling the Error Console in Firefox?

a.

Error Window

b.

JavaScript Console

c.

JavaScript Console

d.

All of the mentioned

Discuss
Answer: (c).JavaScript Console
Q93.
What kind of error notifications are shown in the console window?

a.

Syntax error

b.

Runtime error

c.

Both Syntax error and Runtime error

d.

None of the mentioned

Discuss
Answer: (c).Both Syntax error and Runtime error
Q94.
How do we debug a script?

a.

Use of JavaScript Validator

b.

Use of JavaScript Debugger

c.

Use of JavaScript Validator & Debugger

d.

None of the mentioned

Discuss
Answer: (c).Use of JavaScript Validator & Debugger
Q95.
What is the purpose of a JavaScript debugger?

a.

Correction of errors

b.

Placing script execution under control

c.

Correction of errors & Placing script execution under control

d.

None of the mentioned

Discuss
Answer: (b).Placing script execution under control
Q96.
What is a framework?

a.

User time efficiency

b.

Author time efficiency

c.

Both User time and Author time efficiency

d.

None of the mentioned

Discuss
Answer: (b).Author time efficiency
Q97.
Which is the function used to loop in an array to view all the values?

a.

all()

b.

loop()

c.

each()

d.

none of the mentioned

Discuss
Answer: (c).each()
Q98.
Which of the following has a greater benchmark time for looping and JQuery vs core JavaScript in milliseconds?

a.

Chrome JQuery

b.

Chrome JavaScript

c.

Firefox JQuery

d.

Firefox JavaScript

Discuss
Answer: (a).Chrome JQuery
Q99.
Which class provides an interface for invoking JavaScript methods and examining JavaScript properties?

a.

ScriptObject

b.

JSObject

c.

JavaObject

d.

Jobject

Discuss
Answer: (b).JSObject
Q100.
What is the purpose of the function eval?

a.

Executes the string as an integer

b.

Gets the value of the string

c.

Executing string as JavaScript

d.

None of the mentioned

Discuss
Answer: (c).Executing string as JavaScript
Page 10 of 11

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