EASY
UPSC CAPF AC Paper - I
IMPORTANT
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Which one of the following is the fourth generation mobile service according to International Mobile Telecommunication Union?

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Important Questions on Science & Technology

EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 12 - Science & Technology>Exercise 6>Q 39
Which one of the following mobile handsets produced by the electronic companies use Bada mobile operating system?
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 12 - Science & Technology>Exercise 6>Q 40
Which one of the following channels is used by the WiMAX for the uplink and downlink in the mobile telecommunications?
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 12 - Science & Technology>Exercise 6>Q 41

Consider the following statements

1. The performance of radio communications depends on an antenna system.

2. The world's first commercial mobile WiMAX service was opened in South Korea.

Which of the statements given above is/are correct?

EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 12 - Science & Technology>Exercise 6>Q 42

Direction: Match List I (Mobile Generation) with List II (Spectral Bandwidth Allocated) and select the correct answer using the codes given below the lists.

 List I  List II
A. First Generation 1. Upto5 MHz
B. Second Generation  2. Up to 40 MHz
C. Third Generation  3. Up to 200 kHz
D. Fourth Generation 4. Up to 300 kHz
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 12 - Science & Technology>Exercise 6>Q 43
Which one of the following mobile operating systems is the most common in the world?
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 12 - Science & Technology>Exercise 6>Q 44
Which one of the following is correct about the COMA channel access standard in the radio telecommunications?
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 12 - Science & Technology>Exercise 6>Q 45

Consider the following statement

1. 5-Generation mobile telecommunication is approved and implemented by the International Telecommunication Union in 2012.

2. 2G mobile telecommunication system is originally launched on the COMA standard.

Which of the statements given above is/are correct?

EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 12 - Science & Technology>Exercise 6>Q 46
Select the correct statements about the telecommunication.