Right choice is (b) –webkit-

Explanation: HANDLING CSS prefixes is a mechanism ORIGINALLY used to ALLOW browser vendors to implement their own VERSION of CSS. Mozilla uses –moz-, Microsoft uses –ms-, Chrome, Safari, Opera uses –webkit-.

The CORRECT choice is (C)

The correct choice is (b) justify-content

To elaborate: justify-content PROPERTY is used to ALIGN FLEX items, the align-items property is used to align flex items VERTICALLY, the align-content property is used to align flex lines, flex-grow specifies how much a flex item will grow relative to rest of flex items.

Correct choice is (a) #

Explanation: LONE Hash (#) is used to identify anchor link i.e. jump LINKS. These are the links that let one jump to the piece of content on a page. Anything after this lone hash portion of URL is never sent to the server and automatically SCROLL to the first element and to the ID which it MATCHES.

Correct answer is (a) Internet Explorer 9

To explain: Internet Explorer was the first version that ALLOWED CSS rules to be associated with new HTML5 layout elements. OLDER browsers that do not KNOW new HTML5 elements will by default TREAT them as inline elements.

The correct option is (d) flex-basis

For explanation: flex-basis property specifies the initial length of the flex item, flex-SHRINK property specifies how much a flex item will shrink RELATIVE to rest of flex items, the value must be a NUMBER and a DEFAULT value is 1. The flexible-grow property is a relative comparison between the items. It decides how much item will grow relative to the rest of flexible items inside the same CONTAINER.

Correct choice is (a) OVERFLOW

The best explanation: overflow property specifies what happens if CONTENT OVERFLOWS an ELEMENT’s box, overflow-x specifies what to do with left/right EDGES of the content if it overflows the element’s content area, overflow-y specifies what to do with top/bottom edges of the content if it overflows the element’s content area.

Right choice is (d) center

For EXPLANATION I would say: clear property SPECIFIES what elements can float beside cleared element and on which side. It can hold the values NONE, left, right, both and inherit. The inherit property inherits the clear VALUE of its parent when setting to both no floating elements allowed on EITHER the left and right side.

Right CHOICE is (a) <ASIDE>

For explanation:

The CORRECT choice is (a) nofollow

The explanation: nofollow ATTRIBUTE is used for comments in blogs to keep blog comment spam down. This tag was created to keep spammy users away. This attribute tells Google and other SEARCH engines to not follow the link to the NEXT page. Heading contains tag starting from h1 to h6. Title of the document is defined by title which is helpful for search engines. Meta is something RELATED to data i.e like information of data.

Right answer is (b) align-self

To EXPLAIN: align-self PROPERTY is used on flex items, it overrides container’s align-items property, flex is shorthand property for flex-grow, flex-shrink, and flex-basis PROPERTIES, the order SPECIFIES the order of flexible item relative to REST of the flex items inside the same container.

The correct ANSWER is (d)

Right option is (d) audio search

To elaborate: SEO stands for Search Engine Optimization. SEO can target different kinds of search including video search, image search, academic search, industry specific vertical search, news search. It differs from local search engine optimization. Optimization of a website includes editing its CONTENT, doing HTML, and ASSOCIATED CODING to INCREASE its relevance to specific KEYWORDS.

The correct answer is (c) DECORATIVE IMAGES

To explain: ‘Image ALT’ tags should not be used for decorative images. It should be used for diagrams, Infographics, Photos of team members, Website logo, Images of MERCHANDISE and many other places where it’s an appropriate USAGE.

Correct answer is (b) Backrub

Explanation: Leading SEARCH engines LIKE Bing, Google and YAHOO USE crawlers for finding pages for the algorithmic search results. Pages linked from other search ENGINE indexed pages do not need to be submitted because they are found by default.

The CORRECT option is (a)

Correct option is (B)

Correct choice is (c) center

Explanation: FLOAT PROPERTY can have the property LEFT, right, none, INHERIT. When set to inherit value the element inherits the float value of its parent, when set to none property the element does not float, it is the DEFAULT value.

Right answer is (a)

Right choice is (c) PHP

The best I can explain: Linter application will point out the ERRORS and can FLAG up the warning about bad practices in CSS. There is so many online linter application. Dirty MARKUP is the best one used for JAVASCRIPT, CSS, and HTML. CSS Lint is for CSS only. Dirty Markup also provides to fix your markup using a clean BUTTON.

The correct option is (b) PostCSS

Explanation: We can add prefixes automatically during the TIME of development. This can be done using tools LIKE PostCSS and Autoprefixer. Autoprefixer has an online version that allows to enter non-prefixed CSS on left, and gives prefix-added version on the right. Gulp is an OPEN source kit for js i.e. JavaScript. A javascript utility that emulates CSS3 pseudoclasses and attribute SELECTORS are called selectivizr. Moo Tool is a javascript FRAMEWORK which is object oriented.

The CORRECT choice is (c) .OGG

To explain: .OGG format is the best for the use in FIREFOX. We can use VLC to convert the video into this format. .FLV and .SWF is not supported by all the browsers. .MP4 is supported by Safari and CHROME at its best.

Correct option is (a)

Correct option is (a) Safari

The explanation: The full-SCREEN is not supported by CHROME and Safari. In FIREFOX 3.6 we can view the full screen by the right-click. REST of the browsers do support the full-screen PROPERTY of the video.

The CORRECT ANSWER is (c) CSS

Easiest explanation: For styling HTML5, CSS i.e Cascading Style Sheet is used. It is style sheet language and DESIGNED to describe PRESENTATION of its content including layouts, colors and fonts. CSS can control the LAYOUT of multiple web pages.

Right ANSWER is (B)

Right option is (B) Flexbox layout

Best explanation: Before Flexbox layout MODULE there were four layout modes. BLOCK, Inline, Table, Positioned. Block is for sections in a webpage, inline is for text, table is for two dimensional table DATA, positioned is for explicit POSITION of an element.

Correct option is (a)

The correct choice is (c) flex-direction

Explanation: flex-direction PROPERTY defines in which direction the CONTAINER wants to stack the flex items, the flex-flow property is shorthand property for setting both flex-direction and flex-wrap properties. For deciding whether the flexible items should wrap or not, flex-wrap property is USED.

Right option is (b) VHS

Explanation: ONLINE there are MOVIES available in many formats like Ogg THEORA, WebM, QuickTime, AVI, Flash VIDEO, MPEG, WINDOWS Media etc. There are also some of the offline formats like DVD, VHS, BlueRay etc.

Right answer is (c) SAFARI

The explanation is: Not all the BROWSERS support the same video formats. WebM is supported by CHROME, Opera, Android and Firefox. Internet Explorer and Safari support H264 format very easily. Some Flash PLAYER also supports H264 format and WebM.

Right answer is (a)

Right ANSWER is (b) poster

Easiest explanation: The poster attribute allows US to specify an image to show at the time of DOWNLOADING of video or until the user tells the video to play. Controls attributes indicate that browser should supply its own controls for playback the video.

The correct answer is (a) IPHONE

For explanation I WOULD say: Apple LAUNCHED the iPhone in 2007 and launched an iPad in 2010, they DECIDED not to support Flash. Flash CONTENT has been criticized because Flash content is not always accessible. In 2008

Correct answer is (d) id

The EXPLANATION: There are five attributes that can be USED inside the

Right choice is (a) .fla

To explain: The FLASH file created in flash authoring environment, it is saved with .fla extension. If we want to USE this file on a WEB page it has to be saved in a DIFFERENT format known as SWF. Its extension is .swf

The correct option is (a) www.longtailvideo.com

Best explanation: We NEED a player written in Flash for playing FLV files. The main purpose of it is to HOLD FLV movie and ADD controls LIKE pause/play. There are two sites that OFFER FLV players www.longtailvideo.com and www.osflv.com

Right answer is (a) FLV

The EXPLANATION: For PLAYING Flash video one must convert the video into FLV format. Flash 6, the Flash AUTHORING ENVIRONMENT comes with Flash Video Encoder to convert the VIDEOS into FLV formats. It also supports H264 format.

The correct CHOICE is (d) JavaScript

To elaborate: ONE of the most popular for adding Flash to the WEB page is USING JavaScript. There is no need to understand this language in depth because there are MANY scripts already available that are available to do this.