EASY
UPSC CAPF AC Paper - I
IMPORTANT
Earn 100

Directon: Consider the following statements.

1. Mobile WiMax is the third generation (3G) of mobile telecommunication systems.

2. LTE advanced is the fourth generation (4G) of mobile telecommunication.

Which of the statements given above is/are correct?

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Important Questions on Science & Technology

MEDIUM
UPSC CAPF AC Paper - I
IMPORTANT
What does the term Dolby B or Dolby C printed on tape-recorders and other sound systems refer to?
EASY
UPSC CAPF AC Paper - I
IMPORTANT
Which of the following is not the term of  'Information Technology'?
EASY
UPSC CAPF AC Paper - I
IMPORTANT

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 the statements given above is/are correct?

EASY
UPSC CAPF AC Paper - I
IMPORTANT

Direction: Match List I with List II and select the correct answer using the codes given below the lists.
     List I             List II

A. GSM       1. Standard for wireless communication which runs at a speed up to 115 kb/s.

B. CDMA       2. Evolved GSM and provides faster and more reliable data transmission.

C. GPRS       3. Transmission channel optimising the use of available bandwidth.

D. EDGE       4. Standard for mobile phones making international roaming convenient.

EASY
UPSC CAPF AC Paper - I
IMPORTANT
From which one of the following GSM technologies, the LTE (Long Term Evolution) is made to the enhancement of telecommunication?
EASY
UPSC CAPF AC Paper - I
IMPORTANT

Direction: Consider the following statements.

1. 4G service peak speed for low mobility communication such as pedestrians and stationary users is 100 Mbit/s.

2. 4G service peak speed for high mobility communication such as from trains and cars is 1 Gbit/s.

Which of the statements given above is/are correct?

EASY
UPSC CAPF AC Paper - I
IMPORTANT

Direction: Consider the following statements.

1. Blu-ray Discs (BD) have a storage capacity of 25 GB per layer or 50 GB with dual layer discs.

2. Blu-ray Disc is an optical disc storage medium designed to supersede the DVD format.

3. The standard physical medium of BD is a 12 cm plastic optical disc, the same size as DVDs and CDs.

Which of the statements given above is/are correct?

EASY
UPSC CAPF AC Paper - I
IMPORTANT

Direction: Consider the following statements.

1. L TE is designed to increase the capacity and speed of mobile telephone networks.

2. L TE is the 4G technology according to the IMT Advanced 4G requirements.

Which of the statements given above is/are correct?