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Unit 2 satellite and tele communication

Total questions: 35

Worksheet time: 18mins

Name
Class
Date
1.

What is the primary focus of telecommunications?

a)
Transmission of information over long distances
b)

Monitoring weather conditions

c)

Relaying signals through artificial satellites

d)

Providing global positioning systems (GPS)

2.

Which of the following is an example of wired telecommunications?

a)

Mobile phones

b)


Wi-Fi networks

c)

Cable television systems

d)

Navigation satellites

3.

What is the uplink in satellite communications?

a)
Sending data from a satellite to a ground station
b)
Transmission of data between two satellites
c)
Transmission of data from a ground station to a satellite
d)
Receiving data from a satellite to a ground station
4.

What is the role of ground stations in satellite communications?

a)
To monitor and regulate air traffic control
b)
To study the effects of space weather on satellite communications
c)
To communicate with satellites, track their movements, and control their operations.
d)
To provide internet access to remote areas
5.

What is a significant application of satellite communications?

a)
Television broadcasting, internet access, and global positioning systems
b)
Morse code telegrams
c)
Smoke signals
d)
Carrier pigeon messaging
6.

Which category includes emerging technologies like 5G in telecommunications?

a)

Wired Telecommunications

b)

Wireless Telecommunications

c)

Satellite Communications

d)

Weather Satellites

7.

What do satellites in orbit around the Earth do in satellite communications?

a)

Transmit signals to each other

b)

Act as repeaters or relays for signals between communication devices on Earth

c)

Provide global positioning systems (GPS)

d)

Monitor and predict weather conditions

8.

Which type of satellite is used for monitoring and predicting weather conditions?

a)
Spy satellite
b)
Communication satellite
c)
Navigation satellite
d)
Weather satellite
9.

What is a challenge associated with satellite communications?

a)
Low data transfer speed
b)
Limited coverage area
c)
Signal interference and latency
d)
High cost of equipment
10.

What is a component of satellite communications responsible for receiving and amplifying signals before retransmitting them back to Earth?

a)
Antenna
b)
Modem
c)
Router
d)
Transponder
11.

In which decade was the first operational electronic digital computer, ENIAC, completed at the University of Pennsylvania?

a)
1940s
b)
2000s
c)
1960s
d)
1920s
12.

What marked a crucial step in the 1950s, enabling smaller, more efficient, and reliable electronic components?

a)
Vacuum tube
b)
Analog circuit
c)
Mechanical switch
d)

The transistor

13.

Which company introduced the first microprocessor, the 4004, in 1971, marking the birth of the microprocessor era?

a)
Intel
b)
IBM
c)
Apple
d)
Microsoft
14.

In which decade did the World Wide Web (WWW) make its debut, leading to the explosive growth of the internet?

a)
1990s
b)
1970s
c)
2000s
d)
1980s
15.

What technology gained prominence in the 2010s, leading to smart homes, autonomous vehicles, and advanced data analytics?

a)

Cloud computing

b)

Social media

c)

Artificial intelligence (AI) and Internet of Things (IoT) integration

d)

Mobile devices

16.

What is the purpose of audio/video compression in media conversion?

a)
To slow down the transmission process
b)
To increase file size for better quality
c)
To make the media more difficult to access
d)
To reduce file size for easier storage and transmission.
17.

When converting a document from a proprietary format to a widely supported format like PDF, what type of media conversion technique is being employed?

a)

Frame Rate Adjustment

b)

Encryption and Decryption

c)

Cross-Platform Conversion

d)

Analog to Digital Conversion

18.

What does resolution conversion in media conversion involve?

a)
Changing the number of pixels in an image or video to match the desired resolution
b)
Adding more colors to the image or video
c)
Changing the aspect ratio of the image or video
d)
Adjusting the brightness and contrast of the image or video
19.

Which aspect of the digital media economy involves the creation and sharing of user-generated content on platforms like Instagram and TikTok?

a)
Television commercials
b)
Radio broadcasting
c)
Traditional print advertising
d)
Social media marketing
20.

What is the primary disruption caused by digital streaming services like Netflix and Hulu in the digital media economy?

a)
Shift from traditional cable TV to on-demand, personalized content consumption
b)
Rise in traditional cable TV subscriptions
c)
Increase in physical media sales
d)
Decrease in internet usage
21.

In the context of digital media, what role do influencers play in promoting and monetizing content?

a)
Influencers promote and monetize content by leveraging their large and engaged audience to endorse products or services, and by collaborating with brands for sponsored content.
b)
Influencers are only focused on their own personal brand and not interested in promoting other content
c)
Influencers only promote content for free without any financial gain
d)
Influencers have no impact on promoting or monetizing content
22.

Which digital media model operates on a subscription-based approach, providing premium content to subscribers for a fee?

a)
Subscription-based model
b)
Pay-per-view model
c)
Ad-based model
d)
Free trial model
23.

What is the purpose of data analytics and machine learning in the digital media economy?

a)
To design a new social media platform
b)
To create a virtual reality gaming experience
c)
To analyze user behavior, personalize content, optimize advertising, and improve overall user experience.
d)
To predict the weather patterns for outdoor events
24.

Which technology is shaping the future of digital media by offering immersive experiences in gaming, entertainment, and education?

a)
Blockchain technology
b)
Artificial intelligence (AI)
c)
Virtual reality (VR)
d)
Augmented reality (AR)
25.

What regulatory challenges does the digital media economy face, particularly related to issues like data privacy and content moderation?

a)
Regulatory challenges related to data privacy and content moderation
b)
Regulatory challenges related to fashion industry
c)
Regulatory challenges related to agriculture
d)
Regulatory challenges related to space exploration
26.

What is the primary function of routers in a network?

a)
The primary function of routers in a network is to store data packets.
b)
The primary function of routers in a network is to process data packets within a single computer network.
c)
The primary function of routers in a network is to manage the physical connections between devices.
d)
The primary function of routers in a network is to forward data packets between computer networks.
27.

Which network type is typically used by businesses and organizations to connect multiple locations within a limited metropolitan area?

a)
Local Area Network (LAN)
b)
Wide Area Network (WAN)
c)
Personal Area Network (PAN)
d)
Metropolitan Area Network (MAN)
28.

Which protocol suite is the most widely used for internetworking?

a)
TCP/IP
b)
FTP
c)
HTTP/HTTPS
d)
SMTP
29.

What is the primary function of switches in a network?

a)
Filtering data based on IP address
b)
Storing data in the network
c)
Translating data into different formats
d)
Forwarding data to the appropriate destination based on the MAC address
30.

Which network operating system is free and open-source?

a)
iOS
b)
Linux
c)
macOS
d)
Windows
31.

What type of network connects devices in a limited area, such as a home or office, using wired or wireless connections?

a)
LAN
b)
WAN
c)
MAN
d)
CAN
32.

Which network device is used to control traffic between a network and the outside world, blocking unauthorized access and protecting against security threats?

a)
Modem
b)
Firewall
c)
Switch
d)
Router
33.

What is the OSI model primarily used for in the context of network study?

a)
Creating network security protocols
b)
Designing network hardware
c)
Developing network software
d)
Understanding and studying the different layers of network communication
34.

Which protocol is often used for real-time applications like streaming video and audio due to its simplicity?

a)
HTTP
b)
FTP
c)
TCP
d)
UDP
35.

What is the primary purpose of Wireless Local Area Networks (WLANs)?

a)
To control traffic lights
b)
To broadcast radio signals
c)
To provide long-distance communication
d)
To provide wireless network communication within a limited area