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COMPUTER APPLICATIONS 4 Marks Quetions

Internet Services · CBSE STD 10 (CBSE - English Medium). 4 questions.

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4 Marks Quetions

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4 questions · timed · auto-graded

Question 14 Marks
Write short notes on the following terms:
  1. Information retrieval
  2. E-banking
  3. Online shopping
  4. E-reservation
  5. E-groups
Answer
  1. Information retrieval It refers to the process of accessing the information that is stored on the Internet.
  2. E-banking It refers to the automated delivery of new and traditional banking products and services directly to customers over the Internet.
  3. Online shopping It refers to the activity of purchasing items from different Websites on Internet.
  4. E-reservation It refers to the process that helps users to reserve movie, train and airline tickets as well as hotel rooms through Internet.
  5. E-groups It refers to an online environment where users sharing common views and ideas that come together to meet and discuss topics of their interest.
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Question 24 Marks
What are the dangers associated with social networking?
Answer
Dangers associated with social networking are as follows:
  1. Lack of anonymity Social networking usually requires you to input your name, location, age, gender and many other types of personal information.
  2. Scams and harassment Being online you are at risk of facing cases of harassment, cyber stalking, online scams and theft identity.
  3. Time consuming If you are new to social networking, learning the process can be very time consuming.
  4. The illusion of security The Internet is definitely not secured as social or human hackers can hack one’s personal account.
  5. Isolation Social networking sites do not provide isolation. As, once information is posted to a social networking site, it is no longer private.
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Question 34 Marks
Discuss the structure of an E-mail message.
Answer
In an E-mail message, you will see the following fields which are as follows:
  • To Mail-id of recipient.
  • Cc (Carbon copy) It allows you to send the same mail message to multiple recipients at the same time.
  • Bcc (Blind carbon copy) It allows the sender to send same mail message to multiple recipients without letting them know that some other person has also received the same message.
  • Subject It is the title of the mail message.
  • Body It contains the text of a message.
  • Attachments It allows you to attach one or more files or documents like Word document, image, video, Web page etc.
  • Other options Other options like emoticons, bold, italics hyperlink etc., are used to make message more interactive.
  • Formatting Using the formatting tap, you can edit the message.
  • Send button Once you complete the E-mail message, click at Send button to send the E-mail message.
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Question 44 Marks
List some advantages and disadvantages of an E-mail.
Answer
Advantages of E-mail are as follows:
  1. Low cost We can send the E-mail to other person at a very low cost. It requires only Internet connection cost to send the E-mail.
  2. Speed E-mail can be sent at a very high speed.
  3. Waste reduction E-mail goes a long way towards reducing the cluster of papers in the modern office, not to mention saving many trees.
  4. Ease of use It is easy to send an E-mail as compared to traditional letter.
Disadvantages of E-mail are as follows:
  1. Hardware requirement You need a computer to read or print E-mail.
  2. Impermanent Your sent mail messages can be altered in all the ways.
  3. A hasty medium It is a limitation because E-mail is so easy to use, it is also easy to send a message that you later regret.
  4. Hard to convey emotions Without the extra clues of voice, posture and expression, it is easy to understand what someone really means in a message.
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