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C. Match the following:
1. Learning Disability a. Bluetooth
2. PAN b. TCP/IP
3. Internet c. ISP
4. FireFox d. ADHD
5. BSNL e. Web Browser
Ans. 1. d 2. a 3. b 4. e 5. c
D. State whether these statements are true or false:
1. To create a strong password, we should use numbers, capital and small letters and some symbols (if allowed).
2. Workstation should provide sufficient space for the person to change position comfortably.
3. We should save our passwords in a browser to save us from the hassle of re-typing.
4. Ease Of Access brings comfort specially for Physically challenged.
5. The display screen should not waste screen area to well-defined characters of adequate size and spacing.
6. Wi-Fi can transmit up to 54 Mbps.
7. DSL stands for Digital Subscriber Layer.
8. Skype is an example of instant messaging software.
9. Data is transmitted over the Internet in the form of packets.
10. Qumana is an online blog editor.
Ans. 1. True 2. True 3. False 4. True 5. False 6. True 7. False 8. True 9. True 10. False
SECTION B (Subjective Type Questions)
A. Short answer type questions:
1. What do you understand about ISPs with respect to web applications? Name any two connection types that home users use.
Ans. An Internet service provider (ISP) is an organization which provides you with access to the Internet via a dial-up (using
modem) or direct (hard wired) or wireless connection. DSL, cable modem, dial-up, broadband wireless, WiMAX etc.
2. Write any two advantages of online shopping.
Ans. i. A customer does not have sufficient time to visit stores
ii. A product or service that is not available in the local market is available online.
3. Define the following Hot spots:-
a. WIMAX
b. Wi-Fi
Ans. a. WIMAX: It is a wireless communications standard designed to provide mobile broadband connectivity across cities and
countries through a variety of devices.
b. Wi-Fi: It is a popular technology that allows an electronic device such as computers or mobile phones to exchange data
wirelessly over a network.
4. State the purpose of creating a Blog.
Ans. A blog is a discussion style site used by non-technical (and technical users) users for creating personal web pages. Blog
is used to convey messages about events, announcements, news, reviews, etc. Blogs are usually managed using a web
browser and this requires active internet connection.
5. Differentiate between LAN and WAN.
Ans. LAN: Interconnects a high number of access or node points or stations within a confined physical area within a kilometer.
WAN: Used to connect systems with no limitation of geographical area. It is used to serve many locations distributed over
a large geographical area.
6. What refers to the speed of transfer of data over a network?
Ans. Bandwidth
Web Applications and Security 383

