Podcast
Questions and Answers
What is the primary function of a transponder in a satellite system?
What is the primary function of a transponder in a satellite system?
- To transmit signals from earth to other satellites
- To convert analog signals to digital signals
- To amplify and retransmit signals received from an earth station (correct)
- To receive signals from other satellites and transmit them to earth
What is the maximum data rate supported by a twisted-pair cable?
What is the maximum data rate supported by a twisted-pair cable?
- 1 Mbps
- 100 Mbps
- 4 Mbps (correct)
- 1000 Mbps
What is a common problem with twisted-pair cables?
What is a common problem with twisted-pair cables?
- They have a high data rate
- They are not susceptible to noise
- They are not secure
- They are prone to electromagnetic interference (correct)
What is the maximum data rate supported by a coaxial cable?
What is the maximum data rate supported by a coaxial cable?
What is the main advantage of using coaxial cables over twisted-pair cables?
What is the main advantage of using coaxial cables over twisted-pair cables?
What is the primary characteristic of analog signals?
What is the primary characteristic of analog signals?
What is the measurement unit of data rate?
What is the measurement unit of data rate?
Which of the following is an example of a digital signal?
Which of the following is an example of a digital signal?
What is the term used to describe the physical medium used for transmission?
What is the term used to describe the physical medium used for transmission?
How are analog signals typically transmitted?
How are analog signals typically transmitted?
What is the relationship between baud rate and bits per second?
What is the relationship between baud rate and bits per second?
What is the primary function of communications processors in a data communications system?
What is the primary function of communications processors in a data communications system?
What type of data can be transmitted over communications channels?
What type of data can be transmitted over communications channels?
What is the sequence of data transmission over a communications channel?
What is the sequence of data transmission over a communications channel?
What are the two main types of communications hardware?
What are the two main types of communications hardware?
What is the term often used interchangeably with Telecommunications?
What is the term often used interchangeably with Telecommunications?
What is the medium over which data is transmitted in a data communications system?
What is the medium over which data is transmitted in a data communications system?
