E- Commerce
FILL IN THE BLANKS:
1. HTTP stands for --------- Ans: Hypertext Transfer Protocol.
2. WWW stands for ----- Ans: World Wide Web
3. HTML stands for ------ Ans: Hyper Text Markup Language.
4. ---- are links that can take the user to new page. Ans: Hypertext
5. E mail stands for ------ Ans: Electronic mail.
6. E commerce stands for ----- Ans: Electronic commerce.
7. ------ facilitates oral communication. Ans: Voice mail.
8. ------ allows two or more people who are geographically separated to communicate over the phone. Ans: Audio conferencing.
9. ------ is an electronic meeting system that uses computers and networks.
Ans: video conferencing.
10. ------ is a term for communication tools that foster electronic communication in groups.
Ans: Groupware
11. SMTP stands for ----- Ans: Simple Mail Transfer Protocol.
12. ---- technology uses telephones, modems and scanners to transmit text. Ans: Fax
13. TCP stands for ----- Ans: Transmission control Protocol.
14. IP stands for ----- Ans: Internet Protocol.
15. EDI stands for ----- Ans: Electronic Data Interchange.
16. ERP stands for ----- Ans: Enterprise Resource Planning.
17. MIS stands for ----- Ans: Management Information System.
18. A ---- computer system provides general user services over the network. Ans: host
19. ---- is the unauthorized access and use of computer systems. Ans: hacking.
20. URL stands for ----- Ans: Uniform Resource Locator.
21. FTP stands for ----- Ans: File Transfer Protocol.
22. ---- is a menu based interface on the Internet retrieval tool. Ans: Gopher.
23. ---- is a network that provides users with discussion groups or forums. Ans: Usenet.
24. ---- is a command that connects the user to a remote machine. Ans: Telnet.
25. ---- refers to sending messages or files electronically. Ans: email
26. MIS stands for ---- Ans: Management Information system.
27. MIME stands for ----- Ans: Multipurpose Internet Mail Extension.
28. --- is a text file that defines regions using graphics files. Ans: Image map.
29. ---- is a search tool available on the Internet. Ans: Archie.
30. DNS stands for ----- Ans: Domain Name system.
31. WAIS stands for ---- Ans: Wide Area Information Server.
32. ---- is a search tool used to locate all files in Gopher sits. Ans: Veronica.
33. ---is the communication tools that foster communication in groups. Ans: groupware.
34. ---- are semi private networks located outside the firewall. Ans: extranets.
35. WORM stands for ----- Ans: Write once read many.
36. --- techniques use human attributes to provide high levels of assurance identity and authentication. Ans: Biometrics.
37. --- are plastic cards that look like credit cards and contain a microchip memory.
Ans: smart card.
38. Saving backups of software programs and data for future referenceor use is ----
Ans: archiving.
39. ATM stands for ---- Ans: Automatic Teller Machine
40. --- is a unit of measure of the rate of signal modulation. Ans: Baud
41. --- is the number of times per second that a transmitted signal changes
Ans: Baud rate.
42. --- is the medium on which data has been recorded for future use.
Ans: documents.
43. --- are the materials that help automate the documentation process.
Ans: documentation aids.
44. EDP stands for ---- Ans: Electronic Data Processing.
45. ARPA net stands for --- Ans: Advanced Research Project Agency Network.
46. VAN stands for ---- Ans: Value Needed Network.
47. --- is an example of rapidly growing information service. Ans: Internet.
48. --- is the process of combining the transmission character by character.
Ans: multiplexing.
49. --- allows a device to receive and send data simultaneously.
Ans: full duplex.
50. The documents in Internet are called ------ Ans: pages.
51. ---- is an example of a browser. Ans: Netscape Navigator
52. ----- strings of text that are links to other pages. Ans: hyperlink.
53. When hypertext pages are mixed with other media the result is called ---
Ans: hypermedia.
54. --- tag means start of bold facemode. Ans:
55. The commands inside the tag are called --------- Ans: directives.
56. The logical styles defined in a document are called ----
Ans: style sheet.
57. The ---- tag starts unordered list. Ans:
58. indicates ---- between text. Ans: boundary.
59. can be used for making ---- Ans: short tables.
60. ---- tag is used for making definition lists. Ans:
State True or False.
1. tag is used to indicate the start of a page. T
2. tag is not displayed on the page. T
3. <Head> tag indicates the page’s body. F
4. <B> tag is used to indicate body of text. F
5. <I> tag indicates italics. T
6. <UL> tag indicates bulleted list. T
7. <OL> indicates numbered lsit. T
8. <LI> indicates brackets of list items. F
9. <Menu> indicates start of a list item. F
10. <L> indicates start of a paragraph. F
11. <HR> indicates horizontal ruler. T
12. <A HREF> is used to load picture. F
13. <IMG SRC> is used to create hyperlink. F
14. <DL> tag has two parts. T
15. <HI> indicates headings. T
16. The OSI model six layers. F
17. The session layer decides the location of synchronization points. T
18. The end to end delivery of the entire message is the responsibility of the transport layer. T
19. The data link layer is the layer closest to the transmission medium. F
20. In the physical layer the data unit is called a frame. F
21. Decryption is done in the session layer. F
22. Encryption is done in the presentation layer. T
23. Dialog control is a function of the session layer. T
24. Mail services are available to network users through the application layer. T
25. Directory services are available to network users through the session layer. F
26. Node to node delivery of data is done by the data link layer. T
27. As the data packets moves from the lower to the upper layers headers are added. F
28. As the data packets moves from the upper to the lower layers headers are subtacted. F
29. The transport layer lies between the network layer and the session layer. T
30. Layer 2 lies between the physical layer and the network layer. T
31. In the session layer translations form one character code to another occur. F
32. The physical layer changes bits into electromagnetic signals. T
33. The data link layer can use frame for error detection. T
34. Both data and signals that represent can take either analog or digital form. T
35. A signal is periodic if it completes a pattern within a time frame. T
36. Digital signals are classified as simple and complex. F
37. Optical fiber is made of cables. F
38. Coaxial cables carries signals higher than twisted pairs. T
39. Twisted pair transmit data in the form to electric current. T
40. Radio waves cannot be used to transmit data. F
41. Geosynchronous orbit occurs ate the equitorial plane. T
42. Fiber optics carry signals in the form of light. T
43. Frequency Division Multiplexing is a digital technique. F
44. Time division multiplexing is a analog technique. F
45. Working of WAN involves satellite. T
46. End users are groups who use multimedia. T
47. Multimedia product cannot contain text. F
48. A domain is a narrow area of information in multimedia. T
49. Multimedia requires high resolution monitors. T
50. Large amount of RAM is required for multimedia. T
51. Digital audio and video require special hardware. T
52. The key issue for multimedia is bandwidth. T
53. Multimedia products have three functional modes. F
54. ASCII is a data decoding technique. F
55. RTF is a text format. T
56. Hypertext is a navigational device. T
57. Bookmarks are predefined locations referenced by hyperlinks. T
58. Bitmap is used for storage of images. T
59. JPEG is a compression technique. T
60. Vector images are based on drawing elements. T
Short answers
1. What is the difference between point to point and multi point configuration.
2. Explain simplex mode.
3. What is bit and baud rate.
4. What is half duplex mode.
5. What is full duplex mode.
6. Explain fibre optics.
7. Explain coaxial cables.
8. Explain microwave.
9. What is twisted pair.
10. What are the different types of twisted pairs.
11. What are voice band channels.
12. What is narrow band channel.
13. What is broad band channel.
14. What are the features of wire cable.
15. What is the difference telephone lines and leased lines.
16. What is amplitude, frequency and phase.
17. What is the difference between analog and digital transmission.
18. What is the difference between modulation and demodulation.
19. What is email. What are its features.
20. What is VAN. How does it differ from value added carrier.
21. What are common carriers.
22. What are the features fo FTP.
23. What is distributed data processing.
24. What is centralized data processing.
25. What is collaborative data processing.
26. What are repeaters.
27. What is a router.
28. What is a bridge.
29. What is a hub. What are its classifications.
30. What is a gateway.
31. Explain LAN.
32. Explain WAN.
33. Explain MAN.
34. What is a firewall.
35. Explain satellite communication.
36. Explain multiplexing and demultiplexing.
37. What is frequency division multiplexing.
38. What is time division multiplexing.
39. What is pulse code modulation.
40. What is frequency modulation.
41. What is star topology.
42. What is ring topology.
43. What is bus topology.
44. What is a web browser.
45. What is WWW.
46. What is IP.
47. What is DNS.
48. What is OSI.
49. What are the features of physical layer.
50. What are the features of data link layer.
51. What are the features of network layer.
52. Explain the basic features of multimedia authoring tools.
53. What are the advantages of MIDI files?
54. What are navigational images.
55. What is hypertext.
56. What is RTF.
57. What is a pixel. Explain the various pixels available.
58. What is CD- ROM.
59. What is frame and story boarding.
60. Explain any two tools used for multimedia.
Essays
1. Explain the features of Electronic Data Interchange.
2. What are the major projects in electronic communication.
3. What are the advantages of ecommerce applications.
4. What are the social and ethical issues surrounding ecommerce.
5. What are the significant issues in implementing ecommerce.
6. Comment on the future of ecommerce.
7. What are the different forms of data communication.
8. Explain the various types of modems used in micro computers.
9. Explain the various types of communication channels.
10. Explain the difference between asynchronous and synchronous transmission.
11. Explain the various data transmission modes.
12. Briefly explain different types of Network topologies.
13. Explain OSI reference model.
14. What is Internet. What are its features and advantages.
15. Evaluate the various transmission media performance.
16. Describe briefly the various transmission media used in a network.
17. Explain File transfer protocols.
18. Explain the multimedia considerations for the Internet.
19. Explain any two applications of multimedia.
20. What are the critical issues to be considered for the successful development of a multimedia project.
21. What are the advantages of HTML as means to present multimedia.
22. How critical are standards for HTML.
23. What factors have influenced Web page development.
24. Explain the typical tags used in HTML.
25. Explain the basic characteristics and requirements for selecting a multimedia authoring tool.
26. Explain the role of audio in multimedia applications.
27. Explain multimedia computer architecture.
28. Identify examples of effective use of graphics in multimedia products that you have used.
29. Describe the hardware used for multimedia.
30. Describe the software used for multimedia.
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