Students acquire an understanding of network infrastructure and assess the advantages and disadvantages of different types of networks. They also develop knowledge of data transmission principles in a computer network and compare features of different network topologies and transmission methods.
Which of the following is NOT a historical wireless telecommunications device?
a. Telephone
b. Radio
c. Television
d. Telegraph
How did standards for data transmission evolve from Morse code to ASCII?
a. Morse code utilized symbols for letters and numbers, while ASCII employs binary code to represent characters.
b. ASCII is a simpler system than Morse code, using dots and dashes to represent letters.
c. Morse code is a digital system, while ASCII is an analog system.
d. ASCII is a form of visual communication, while Morse code uses audio signals.
Which of the following is a significant milestone in the history of computer networking?
a. Invention of the printing press
b. Development of the first electronic computer
c. Launch of Sputnik
d. Invention of the World Wide Web
What potential impact could an emerging networking technology, such as 5G, have on global communications?
a. Reduced reliance on traditional communication methods
b. Slower internet speeds
c. Increased cybersecurity risks
d. Limited access to information
Which of the following is NOT an example of a resource commonly shared within a network environment?
a. Printers
b. Personal diaries
c. Files
d. Internet access
How do peer-to-peer networks and server-based networks differ in terms of the number of workstations they can support?
a. Peer-to-peer networks are designed for a limited number of workstations, while server-based networks can accommodate a larger number of devices.
b. Peer-to-peer networks can handle an unlimited number of workstations, while server-based networks have a fixed capacity.
c. There is no difference in the number of workstations that these network types can handle.
d. Server-based networks are only suitable for small networks with a limited number of workstations.
Which type of network generally has higher setup costs?
a. Peer-to-peer networks
b. Server-based networks
Which network type typically offers greater security?
a. Peer-to-peer networks
b. Server-based networks
Which type of network presents more challenges for data backup?
a. Peer-to-peer networks
b. Server-based networks
Which of the following is responsible for administration in a server-based network?
a. Individual users
b. A dedicated server
c. All connected devices
d. No one is responsible for network administration.
Describe the primary function of a local area network (LAN..
a. To connect computers and devices within a limited geographical area, such as a home or office building.
b. To facilitate communication between cities across a large geographical region.
c. To enable global communication across continents.
d. To connect personal devices to the internet.
What distinguishes a metropolitan area network (MAN. from a wide area network (WAN.?
a. MANs cover a smaller geographical area than WANs.
b. WANs are typically used for connecting devices within a single building.
c. MANs are primarily used for personal use, while WANs are used for business purposes.
d. There is no difference between MANs and WANs.
What is the fundamental difference between digital and analog signalling?
a. Digital signals transmit information as discrete values, while analog signals represent data as continuous waves.
b. Analog signals use binary code, while digital signals use a continuous range of values.
c. Digital signals are more susceptible to noise interference than analog signals.
d. Analog signals are used for modern communication technologies, while digital signals are outdated.
Provide an example of digital signalling.
a. Human speech
b. A traditional clock with hands
c. Data transmission over the internet
d. A mercury thermometer
What is the definition of “propagation” in the context of data signalling and transmission?
a. The process of converting digital signals to analog signals.
b. The act of transmitting data over a physical medium, such as a cable or airwaves.
c. The method of encoding data for secure transmission.
d. The process of reducing noise interference in data signals.
What is the key distinction between baseband and broadband signalling?
a. Baseband signalling transmits a single signal over a communication channel, while broadband signalling allows multiple signals to be transmitted simultaneously.
b. Broadband signalling is used for short-range communication, while baseband signalling is suitable for long-distance transmission.
c. Baseband signalling is a digital technology, while broadband signalling is an analog technology.
d. There is no difference between baseband and broadband signalling.
What is the relationship between transmission speed and bandwidth?
a. Bandwidth refers to the rate at which data is transmitted over a communication channel, while transmission speed is the capacity of the channel.
b. Bandwidth is the amount of data that can be transmitted over a given time, while transmission speed is the rate of data transfer.
c. Transmission speed is a measure of the frequency range of a signal, while bandwidth refers to the amount of data that can be transmitted.
d. Transmission speed and bandwidth are unrelated concepts.
What is the consequence of data collision in a network?
a. It leads to faster data transmission rates.
b. It improves network efficiency.
c. It can disrupt data transmission and lead to data loss.
d. It has no impact on network performance.
Convert the binary number 101 to its decimal equivalent.
a. 3
b. 5
c. 7
d. 9
Convert the hexadecimal number FF to its decimal equivalent.
a. 127
b. 192
c. 255
d. 512
Throughout the course you will also be evaluated on your basic competencies such as your ability to: