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WorksheetsMobile Computing quiz2
Total questions: 10
Worksheet time: 3mins
Name
Class
Date
1.
Which of the following is not an application of mobile computing?
a)
A. Mobile banking
b)
B. Mobile gaming
c)
C. Mobile photography
d)
D. Mobile education
2.
What is the full form of CDMA?
a)
A. Code Division Multiple Access
b)
B. Cellular Division Multiple Access
c)
C. Carrier Division Mobile Access
d)
D. Cellular Division Mobile Access
3.
Which generation of mobile communication technology introduced the concept of data transfer?
a)
A. 1G
b)
B. 2G
c)
C. 3G
d)
D. 4G
4.
What is the purpose of multiplexing in mobile communication?
a)
A. To increase the number of available frequencies
b)
B. To reduce interference between different channels
c)
C. To decrease the signal-to-noise ratio
d)
D. To increase the coverage area of the network
5.
What are the advantages and disadvantages of using spread spectrum in mobile communication?
a)
A. Advantages: increased security and resistance to interference. Disadvantages: increased complexity and cost
b)
B. Advantages: increased coverage and reduced power consumption. Disadvantages: decreased data transfer rate
c)
C. Advantages: increased bandwidth and data transfer rate. Disadvantages: decreased signal-to-noise ratio
d)
D. Advantages: increased reliability and ease of implementation. Disadvantages: increased interference and susceptibility to jamming
6.
When was the first generation of mobile communication technology introduced?
a)
A. 1970s
b)
B. 1980s
c)
C. 1990s
d)
D. 2000s
7.
Which technology was used in the first generation of mobile communication?
a)
A. Analog
b)
B. Digital
c)
C. Hybrid
d)
D. Satellite
8.
What was the main limitation of the first generation of mobile communication technology?
a)
A. Limited coverage area
b)
B. Low data transfer rate
c)
C. Poor voice quality
d)
D. High power consumption
9.
What was the primary use of mobile communication in the first generation?
a)
A. Voice calls only
b)
B. Text messaging only
c)
C. Voice and text messaging
d)
D. Data transfer
10.
Which frequency band was used in the first generation of mobile communication?
a)
A. 900 MHz
b)
B. 1800 MHz
c)
C. 2100 MHz
d)
D. 2600 MHz
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