Web Technologies MCQ Quiz - Objective Question with Answer for Web Technologies - Download Free PDF

Concept:

ScriptManager control is required for every page that have AJAX Extensions for ASP.NET The ScriptManager control manages the communication between the client page and the server.You can directly drag and drop this control on content page. It does not have a visual representation. It only used to manage AJAX processing.

We cannot use more than one ScriptManager control on single web page.

Syntax for creating ScriptManager

The correct answer is Acrobat Reader.

Key Points

• A web browser is a software application used to access information on the World Wide Web.
  • When a user types a URL or clicks on a hyperlink, the web browser sends an HTTP request to the web server hosting the desired web page.
  • The web server processes the request and responds by sending the requested web page's HTML code back to the browser.
  • The web browser then renders the HTML code into a visual and interactive web page that the user can view and interact with.
  • Common web browsers include Google Chrome, Mozilla Firefox, Microsoft Edge, and Safari.
  • Web browsers support various web technologies, including HTML, CSS, JavaScript, and multimedia content.

Additional Information

• Web browsers also provide features such as bookmarks, history, and browser extensions to enhance user experience.
• Modern web browsers have built-in security features to protect users from malicious websites and cyber threats.
• Web browsers can interpret and display various web protocols, including HTTP, HTTPS, FTP, and more.
• The first web browser, called World Wide Web (later renamed Nexus), was created by Tim Berners-Lee in 1990.

The correct answer is Google.

Key Points

• Google is one of the most popular search engines globally.
• It allows users to search for information across websites, images, videos, news, and more.
• Google’s algorithm ranks pages based on relevance and authority.
• It is widely used for research, entertainment, education, and business purposes.

Important Points

• Search engines play a critical role in accessing online information.
• Examples of other popular search engines include Bing, Yahoo, and DuckDuckGo.

Additional Information

• Firefox: Firefox is a web browser developed by Mozilla Foundation. It is used to browse websites but is not a search engine.
• Microsoft Word: Microsoft Word is a word processing software used to create, edit, and format text documents. It is not related to internet searching.
• Outlook: Outlook is an email client and personal information manager developed by Microsoft. It helps manage emails, calendars, and contacts.

The components of web browser perform the following:

User interface: This includes the address bar, back/forward button, bookmarking menu, etc. Every part of the browser display except the window where you see the requested page.

Browser engine: It marshals actions between the UI and the rendering engine.

Rendering engine: It is responsible for displaying requested content. For example if the requested content is HTML, the rendering engine parses HTML and CSS, and displays the parsed content on the screen.

UI backend: It is used for drawing basic widgets like combo boxes and windows. This backend exposes a generic interface that is not platform specific. Underneath it uses operating system user interface methods.

Data storage: This is a persistence layer. The browser may need to save all sorts of data locally, such as cookies. Browsers also support storage mechanisms such as localStorage, IndexedDB, WebSQL and FileSystem.

The correct answer is option 2.

Concept:

Incognito mode:

  When we browse in Incognito mode, our activity data is not kept on our device or in a Google Account that we are not registered into. We might, for example, utilize Incognito mode to purchase online for a birthday gift for a family member who uses our smartphone.

• Incognito mode in browsers is used for private browsing.
• Private browsing is a privacy feature in some web browsers.
• When operating in such a mode, the browser creates a temporary session that is isolated from the browser's main session and user data.
• Incognito or private mode will keep our local browsing private.

Hence the correct answer is Private Browsing.

Additional Information

Save cookies:

 A cookie is a piece of data from a website that is kept within a web browser and may be retrieved later by the website. Cookies are used to notify a server that a user has returned to a specific website.

The correct answer is Google Chrome.

Key Points

• The Omnibox is a URL box that combines the functions of both the address bar and search box.
• If a user enters the URL of a site previously searched from, Chrome allows pressing Tab to search the site again directly from the Omnibox.
• If a user types keywords into the Omnibox that don't match any previously visited websites and presses enter, Chrome will conduct the search using the default search engine.

Additional Information

• The first web browser - or browser-editor rather - was called WorldWideWeb.
• The first web browser, WorldWideWeb, was developed in 1990 by Tim Berners-Lee for the NeXT Computer.
• The first tool used for searching content (as opposed to users) on the Internet was Archie.

The correct answer is a microcomputer.

Key Points

• Microcomputer is a small size computer using a single-chip microprocessor where the central processing unit is stored. 
• Microcomputer consists of keyboard, monitor, mouse, printers and other peripherals. These types of computers receive the input from the user, process it and send it to the output unit.
• In a client-server architecture, microcomputers work as client computers which generate the request to the server and receive the services from the centralized server. The user of the client computers can generate requests to the server through an interface provided by the client computers.

Thus the correct answer is a microcomputer.

Additional Information

• Mainframe computers are the computers used by organizations to process a huge amount of databases. Usually, mainframe computers are used for making transactions between the servers, processing commercial data for business analysis and so on. An example of a mainframe computer is the Z-series mainframe IBM computer.
• Mini computers are recognized as small computers used for scientific, engineering, process and managing the database and so on. It is powerful and more expensive than the microcomputer.
• PDA is the abbreviation of Personal Digital Assistants. It is so small in size that can fit the palm of the user's hand. Palm Tungsten is an example of PDA.

• The Internet has created revolutionary changes in this era of Information Technology.
• It is a one-stop platform to locate any information one is interested in. 
• Searching for specific information is the main purpose of using the Internet and search engines are one such tool.

Important Points

Search Engines:

• A search engine helps to manage, filter, and retrieve the information for its users.
• Search engines are automated tools to search for information from a collection using metadata stored in the database of search engines.
• It is an information retrieval system and assists in locating information on the web.
• Search engines are also defined as online utilities that quickly search thousands of web documents for a word or phrase being searched.
• Search engines are usually accessed using web clients called web browsers. 
• Google, Bing, MSN, and Yahoo! are the most popular search engines.
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Key Points

• Windows:
  • Windows is a collection of programs known as an operating system (OS) that controls a PC (personal computer).
  • First produced by Microsoft in November 1985. 
  • Linux is an open-source operating system (OS). 
• MS Word: 
  • Microsoft Word or MS Word (often called Word) is a graphical word processing program that users can type with.
  • It is made by the computer company Microsoft.
  • Its purpose is to allow users to type and save documents. Similar to other word processors.
  • It has helpful tools to make documents.

Hence, An example of an 'internet search engine' is Yahoo.

The correct answer is To

Key Points

• To field is generally for the main recipients of your email. 

• CC stands for carbon copy and BCC stands for blinding carbon copy.
• CC and BCC are both ways of sending copies of an email to additional people.
• It is used to send copies of an email to additional people by specifying multiple addresses in the To field.
• BCC field of a message, those addresses are invisible to the recipients of the email.
• Any email addresses that you place in the To field or the CC field are visible to everyone who receives the message.
• You put four email addresses in the To field or put one email address in the To field and three in the CC field, the four people will all receive the same email.
• They’ll also be able to see the email address of every other recipient in the To and CC fields.

Explanation:

Web browser

• A browser is a software application used to enable computers users to locate and access web pages
• The browser translates the basic HTML code that allows us to see image, text video and listen to audios on the website, along with hyperlinks that let us travel to different web pages
• The Web utilizes browsers, such as Internet Explorer or Firefox, to access web documents called web pages that are linked to each other via hyperlinks

Examples of Web Browsers:

• Hence, Google's web browser is called 'Chrome', Apple’s web browser is called 'Safari' and "Mozilla Firefox" is an open-source web browsing software.
• Android is a Linux based operating system which is designed for touch screen mobiles (tablets, smartphones).