WEB DEVELOPMENT EXAM

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Oct, Fri, 2024

EXAM

Exam Instructions:

Total Number of Questions: 35
You will be required to answer a total of 35 multiple-choice questions.

Time Limit: 500 seconds for the entire exam
You must complete all 35 questions within 500 seconds. Once the time is up, the exam will automatically submit.

Passing Criteria:
A minimum score of 60% is required to pass the exam and qualify for a certificate.

Certificate Award:
Upon passing with at least 60%, you will be awarded a Certificate of Achievement.

Multiple Attempts:
You are allowed to take the exam multiple times. Only your highest score will be considered for certification.

Additional Instructions:

Read each question carefully before answering.

The exam timer cannot be paused once it begins.

Ensure a stable internet connection throughout the exam.

Good luck, and feel free to retake the exam to improve your score!

WEB DEVELOPMENT EXAM

Test your REACT JS skills with a challenging exam designed to evaluate your knowledge in programming, data structures, and algorithms

The certificate will be generated based on the information you provide in the form, so please ensure that all details are entered correctly.

NameEmailPhone NumberUniversityCollegeDegreeDepartmentPass Out Year

1 / 35

1) Which HTML element is used to create a line break?

A) <br>

B) <break>

C) <lb>

D) <newline>

2 / 35

2) Which HTML element is used to define a section in a document?

A) <div>

B) <section>

C) <article>

D) <aside>

3 / 35

3) How can you specify multiple possible values for an input field in HTML5?

A) Use <select>

B) Use the list and <datalist> elements

C) Use placeholder

D) Use autocomplete

4 / 35

4) What is the role of the async and defer attributes in script loading?

A) Sets script visibility

B) Defines execution order

C) Limits scripts to specific browsers

D) Enhances performance only

5 / 35

5) What does the autoplay attribute do in HTML5 video/audio elements?

A) Plays media automatically

B) Loops the media

C) Mutes the media

D) Adds captions

6 / 35

6) What does the contenteditable attribute do in HTML5?

A) Limits user interaction

B) Hides content from view

C) Controls scripting

D) Enhances SEO

7 / 35

7) What is the function of the

A) Hides content entirely

B) Sets fixed sizes

C) Requires external libraries

D) Limits dialog usage

8 / 35

8) What is the purpose of the

9 / 35

9) How do you handle form validation in HTML5?

A) Limit to server-side validation

B) Avoid form inputs entirely

C) Set fixed values for all fields

D) Control with CSS

10 / 35

10) What is the purpose of the srcset attribute in HTML5?

A) Sets fixed image dimensions

B) Hides images on mobile

C) Requires JavaScript to function

D) Limits image formats

11 / 35

11) What is the pointer-events property used for?

A) Controls layout properties

B) Controls interaction with elements

C) Limits visibility only

D) Hides elements

12 / 35

12) How do you create a CSS keyframe animation?

A) Avoid using animations

B) Limit to static effects

C) Control with JavaScript only

D) Defines animation stages with keyframes

13 / 35

13) What does the background-position property control?

A) Limits visibility of background

B) Controls layout properties

C) Hides background entirely

D) Controls background image position

14 / 35

14) How can you create a CSS filter effect on hover?

A) Avoid using filters

B) Limit to static effects only

C) Control with JavaScript only

D) Use :hover with filter effects

15 / 35

15) How can you implement a CSS sticky footer?

A) Limit to fixed positioning

B) Use flexbox for sticky footer

C) Control with JavaScript only

D) Avoid using footers

16 / 35

16) What does the background-size property control?

A) Controls layout properties

B) Avoid using backgrounds

C) Controls background image sizing

D) Limits to fixed sizes

17 / 35

17) How do you create a responsive navigation bar with CSS?

A) Use flex/grid for responsive navigation

B) Limit to static menus

C) Avoid using navigation

D) Control with JavaScript only

18 / 35

18) What is the purpose of the visibility property in CSS?

A) Avoid using visibility

B) Controls layout properties

C) Limits to fixed visibility

D) Controls visibility without layout changes

19 / 35

19) What is the purpose of the position: relative; property in CSS?

A) Avoid using relative positioning

B) Control with JavaScript only

C) Positions elements relative to their position

D) Limits to static positions

20 / 35

20) What does the clip-path property do in CSS?

A) Avoid using clipping

B) Control with JavaScript only

C) Limits to fixed shapes

D) Creates custom clipping shapes

21 / 35

21) What does the setTimeout() function return?

A) Returns a timeout ID

B) Avoid using for delays

C) Control with intervals only

D) Limits to promise

22 / 35

22) What does the every() method do in JavaScript?

A) Tests all elements

B) Avoid using for empty arrays

C) Control with iteration only

D) Limits to some elements only

23 / 35

23) How do you create a weak reference to an object in JavaScript?

A) Avoid using for performance

B) Control with regular references only

C) Creates a weak reference

D) Limits to strong references

24 / 35

24) How do you create an object with a private variable in JavaScript?

A) Control with global variables only

B) Encapsulates private variables

C) Avoid using closures

D) Limits to public access

25 / 35

25) How can you check for the existence of a property in an object?

A) Avoid using for object literals

B) Limits to array indices

C) Control with for...in only

D) Checks for property presence

26 / 35

26) How can you implement throttling in JavaScript?

A) Control with manual timers only

B) Limits execution rate

C) Limits to immediate execution

D) Avoid using throttling

27 / 35

27) What does the reduce() method do in JavaScript?

A) Reduces array to a single value

B) Limits to filtering

C) Control with loops only

D) Avoid using for large data

28 / 35

28) What does Array.from() do in JavaScript?

A) Avoid using for complex structures

B) Control with manual iteration only

C) Limits to array methods only

D) Converts to an array

29 / 35

29) What is the purpose of the setImmediate() function?

A) Executes callback immediately

B) Avoid using for clarity

C) Control with setTimeout only

D) Limits to timeout only

30 / 35

30) What does the async/await syntax allow in JavaScript?

A) Simplifies asynchronous code

B) Limits to callbacks

C) Control with promises only

D) Avoid using async

31 / 35

31) Which class would you use to make a column occupy 6 out of 12 grid spaces?

A) .col-md-6

B) .col-half

C) .col-sm-6

D) .col-6

32 / 35

32) How do you add a dropdown menu to a button in Bootstrap?

A) .dropdown-toggle

B) .dropdown-menu

C) .dropdown-button

D) data-bs-toggle="dropdown"

33 / 35

33) How do you create a collapsible navbar in Bootstrap?

A) .nav-collapse

B) .navbar-collapse

C) .collapse-nav

D) .navbar-expand with data-bs-toggle="collapse"

34 / 35

34) How do you create a responsive video embed in Bootstrap?

A) .video-responsive

B) .video-fluid

C) .embed-video

D) .embed-responsive

35 / 35

35) How do you create a pagination component in Bootstrap?

A) .page-nav

B) .pagination-links

C) .nav-pages

D) .pagination

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