UPSC Prelims 2004 Q144: Science & Technology – Computer & Information Technology
Consider the following statements:
1. Smart Card is a plastic card with an embedded microchip.
2. Digital Technology is primarily used with new physical communication medium such as
satellite and fibre optics transmission.
3. A digital library is a collection of documents in an organized electronic form available on the
Internet only.
Which of these statements given above is/are correct?
- (a) 3 only
- (b) 1 and 2
- (c) 2 and 3
- (d) 1, 2 and 3
Answer: (b) 1 and 2
Explanation
Smart cards, digital technology and digital libraries
| Statement | Verdict |
|---|---|
| 1. Smart card is a plastic card with an embedded microchip | True |
| 2. Digital technology is used with new media such as satellites and fibre optics | True |
| 3. A digital library is available on the Internet only | False: it can also be on CDs, DVDs and local networks |
Statements 1 and 2 are correct.
Answer: (b) 1 and 2.
Why each option is right or wrong
- (a) Incorrect. Statement 3 is false, as digital libraries are not only on the Internet.
- (b) CORRECT. Statements 1 and 2 are correct.
- (c) Incorrect. Statement 3 is false.
- (d) Incorrect. Statement 3 is false.
Key point
Digital library: organised electronic collection, on the web, intranet or optical media.
Remember
A digital library need not be available only on the Internet.
Common mistakes
- Taking the word only in statement 3 as true.
- Thinking a smart card is magnetic stripe only.
- Mixing digital and analogue transmission.
Exam tip
Watch for absolute words like only in statements.
Sources
- Encyclopaedia Britannica — smart card
- Encyclopaedia Britannica — digital library