30 Questions
What is the typical material used for the core of a fiber optic cable?
Silica or glass
What is the main difference between single-mode and multimode fiber cables?
Color of the jacket
What is the purpose of fiber patch cords?
To connect devices to each other
What type of mechanism is used in SC connectors?
Push-pull
What type of training is required for terminating and splicing fiber-optic cabling?
Special training
What is a prerequisite for network communications to occur?
Establishment of a physical connection to a local network
Why should fiber cables be protected with a small plastic cap when not in use?
To prevent damage
What type of NIC is used for a wireless connection?
Wireless Local Area Network (WLAN) NIC
What is the function of the Physical Layer in relation to a data link layer frame?
It provides the means to transport the bits that make up a data link layer frame
What is the purpose of Network Interface Cards (NICs)?
To connect a device to a network
What are the three basic forms of network media?
Not specified in the content
What is the purpose of encoding a complete frame from the data link layer?
To transmit the frame onto the local media
What is the primary purpose of Cat 3 cable?
Voice communication
According to the TIA/EIA-568 standard, what is the description of the wire color codes for Ethernet cables?
Wire color codes to pin assignments
What is the maximum recommended speed for Cat 5 cable?
100 Mb/s
What is the purpose of the added separator in Cat 6 cable?
To allow it to function at higher speeds
What is the female component of a network device, wall, cubicle partition outlet, or patch panel?
Socket
Why is it essential to have high-quality copper media terminations?
To ensure optimum performance with current and future network
What is the primary cause of misalignment in fiber-optic termination and splicing?
Inadequate alignment of the fiber-optic media
What is the purpose of using an Optical Time Domain Reflectometer (OTDR) in fiber-optic cabling?
To test each fiber-optic cable segment
Which of the following is a property of wireless media?
Carries electromagnetic signals
What is a major concern in wireless media due to the use of a shared medium?
Only one device can send or receive at a time
What is the primary cause of end gap in fiber-optic termination and splicing?
The media does not completely touch at the splice or connection
What can be used to field test a fiber-optic cable segment?
A bright flashlight
In a logical point-to-point topology, what is the connection between nodes called?
Virtual circuit
Which physical LAN topology uses a central intermediate device to connect end devices?
Star
What is the primary difference between bus and ring topologies?
Need for termination
In half-duplex communication, what is the primary constraint?
Both devices can transmit and receive, but not simultaneously
What is the primary advantage of bus topologies using coax cables?
Easy setup and cost-effective
Which LAN topology involves interconnecting multiple star topologies using additional Ethernet switches?
Extended Star
Learn about the physical layer protocols, connection types, and how they establish a physical connection to a local network. Understand the differences between wired and wireless connections.
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