26 Questions
What is the purpose of a modem in a computer network?
To modulate carrier waves
Which network type uses dedicated coaxial cable and operates at 10 Mbps?
Local Area Network (LAN)
What transmission rate is typically provided by Fast Ethernet?
1 Gbps
Which technology sends digital signals on different frequencies than voice over phone lines?
Digital Subscriber Line (DSL)
In a computer network, what does the term 'bandwidth' refer to?
The capacity of a communication link
What is the significance of Ethernet's introduction in the 1970s?
Provided dedicated coaxial cable connections
In a bus topology Ethernet LAN, what is the role of a repeater?
Amplifies the signal
Which topology involves devices taking turns using the line for communication?
Bus topology
What type of WAN connection involves dedicated point-to-point lines between computers located at great distances?
Point-to-point
Routing of packets in a network is determined dynamically based on which of the following?
Traffic load
Internet Service Providers (ISPs) exist at various levels, including local, regional, national, and international. Which level is known as a tier-1 network?
International ISPs
Ethernet LAN with switch in a bus topology includes a wiring closet. What is primarily housed in this wiring closet?
Switch and ports
Wireless wide area network (WWAN) involves computers transmitting wirelessly to a remote base station. Which technology may be used for WWAN connections involving antennas on towers miles apart?
4G
Star topology in networking involves sending all messages to a central node. What is the primary function of this central node?
Routing messages to their destinations
Local area networks (LANs) have computers, printers, and servers in close proximity. Which term describes the way these devices are connected within a LAN?
Topology
Ethernet LAN with shared cable follows which topology, involving messages circulating until they reach the source?
Ring topology
What does the Data Link Layer protocol include?
Rules for detecting and correcting errors in packet transmission
Which protocol helps in determining the best path through a network?
Internet Protocol (IP)
What is the purpose of the Data Link Layer in communication protocols?
To create a virtual error-free message pipe
Which protocol ensures ordered delivery of packets and establishes a quality connection between programs?
Transmission Control Protocol (TCP)
In which layer of the protocol stack would you find the Medium Access Control protocols?
Data Link Layer
What is one of the benefits of cloud computing compared to the client/server model?
Reduced costs and virtualization
Which entity is responsible for translating between different networks?
Gateway
What is a key requirement for good faith transmission across multiple network nodes?
Standard for addressing all network nodes
Which layer of the protocol stack is responsible for handling formatted data transmitted between application programs?
Application Layer
What is one of the main pitfalls associated with social networking platforms?
Potential invasion of privacy and cyberbullying
Test your knowledge of basic concepts in wireless networking, including radio, microwave, and infrared signals, Bluetooth technology, wireless local area networks (WLAN), and common terminology like Wi-Fi and IEEE 802.11 standard.
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