Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Chapter: 68
Q961:
Which VoIP system allows two PCs to share a call with only a speaker and microphone?
A. Embedded VoIP phones
B. Analog telephone adapters
C. VoIP soft phones
D. 4G smartphones
Correct Answer:
C
Chapter: 68
Q962:
What is a drawback of the Skype VoIP system?
A. It is an open-source system
B. It requires a proprietary system
C. It cannot link to traditional phone systems
D. It does not support emergency calls
Correct Answer:
B
Chapter: 68
Q963:
What device allows a traditional telephone to connect to VoIP services?
A. Embedded VoIP phone
B. VoIP soft phone
C. Analog telephone adapter
D. Smartphone with wireless VoIP
Correct Answer:
C
Chapter: 68
Q964:
How does an embedded VoIP phone differ from a traditional phone?
A. It connects directly to a TCP/IP network
B. It uses analog signals for communication
C. It connects through a software application
D. It requires a special adapter
Correct Answer:
A
Chapter: 68
Q965:
Which generation of smartphones uses wireless VoIP technology?
A. 3G
B. 2G
C. 4G
D. 5G
Correct Answer:
C
Chapter: 68
Q966:
What is a common feature of the current generation of 4G phones regarding VoIP?
A. They require special adapters
B. They use traditional telephone systems
C. They are essentially broadband-connected host computers
D. They rely on analog communication
Correct Answer:
C
Chapter: 68
Q967:
What challenge does VoIP face concerning traditional telephone systems?
A. Linking VoIP with traditional phone systems
B. Reducing the cost of VoIP devices
C. Improving the sound quality of VoIP calls
D. Enhancing the security of VoIP networks
Correct Answer:
A
Chapter: 68
Q968:
Which type of VoIP is becoming popular in large organizations to replace traditional phone systems?
A. VoIP soft phones
B. Analog telephone adapters
C. Embedded VoIP phones
D. 4G smartphones
Correct Answer:
C
Chapter: 68
Q969:
What is one reason some governments have restricted or taxed VoIP services?
A. It is too expensive to use
B. It threatens traditional telephone companies
C. It requires too much bandwidth
D. It is too difficult to implement
Correct Answer:
B
Chapter: 68
Q970:
How do 4G phones differ from earlier generations in terms of network connectivity?
A. They use TCP/IP throughout
B. They use analog signals
C. They require external gateways
D. They rely on proprietary protocols
Correct Answer:
A
Chapter: 69
Q971:
What does Internet multimedia streaming primarily involve?
A. Transporting audio and video in real-time
B. Storing multimedia files locally
C. Uploading files to a server
D. Compiling multimedia code
Correct Answer:
A
Chapter: 69
Q972:
Which service is known for streaming a significant portion of Internet traffic?
A. Facebook
B. Twitter
C. Netflix
D. Instagram
Correct Answer:
C
Chapter: 69
Q973:
What does the term "streaming" refer to in Internet multimedia?
A. Downloading files to watch later
B. Real-time delivery of audio and video
C. Content creation and editing
D. Offline playback of media
Correct Answer:
A
Chapter: 69
Q974:
How did Netflix contribute to Internet bandwidth usage in early 2013?
A. It accounted for more than 4 billion hours of programming streamed
B. It reduced the total bandwidth used on the Internet
C. It increased the number of users watching offline content
D. It lowered the costs of streaming services
Correct Answer:
A
Chapter: 69
Q975:
What is a common characteristic of services like YouTube and Netflix in terms of bandwidth usage?
A. They use less bandwidth compared to other services
B. They consume a significant portion of Internet bandwidth
C. They only use bandwidth during non-peak hours
D. They rely on text-based content rather than media
Correct Answer:
B
Chapter: 69
Q976:
In the context of Internet streaming, what is meant by "real-time"?
A. Streaming content is delivered and consumed simultaneously
B. Media files are downloaded and viewed later
C. Content is pre-recorded and scheduled for release
D. Media is stored on a local device for offline access
Correct Answer:
A
Chapter: 69
Q977:
Which of the following is not a common format for Internet multimedia streaming?
A. MP3
B. MP4
C. JPEG
D. TXT
Correct Answer:
C
Chapter: 69
Q978:
What impact has streaming services had on global Internet bandwidth?
A. They have significantly increased bandwidth usage
B. They have decreased bandwidth usage
C. They have had no noticeable impact on bandwidth usage
D. They have only affected bandwidth in certain countries
Correct Answer:
A
Chapter: 69
Q979:
What does the significant bandwidth usage by streaming services like Netflix and YouTube imply?
A. They are the primary contributors to high Internet traffic
B. They use minimal bandwidth compared to other services
C. They are only accessible in specific regions
D. They require minimal data for content delivery
Correct Answer:
A
Chapter: 69
Q980:
How has streaming technology evolved in recent years?
A. It has become more efficient and capable of handling high-resolution content
B. It has decreased in efficiency and quality
C. It has remained unchanged since its inception
D. It has shifted to physical media rather than online delivery
Correct Answer:
A