This is sometimes called a little or local connector. It is quickly growing in popularity due to its smaller size. It is used with single-mode fiber and also supports multimode fiber.
Lucent Connector (LC) "C for Click"
This is an older bayonet style fiber connector widely used with multimode ...
Question And Solution Paper CCNA
Introduction To Networks Chapter 4
2024/2025
This is sometimes called a little or local connector. It is quickly growing in popularity due to its smaller
size. It is used with single-mode fiber and also supports multimode fiber.
Lucent Connector (LC) "C for Click"
This is an older bayonet style fiber connector widely used with multimode fiber.
Straight-Tip (ST) "T for Twist"
This is sometimes referred to as square connector or standard connector. It is a widely adopted LAN and
WAN connector that uses a push-pull mechanism to ensure positive insertion. This connector type is
used with multimode and single-mode fiber.
Subscriber Connector (SC)
What is this connection called?
Duplex Multimode Lucent Connector (LC)
, Which layer of the OSI model is responsible for specifying the encapsulation method used for specific
types of media?
A. transport
B. physical
C. application
D. data link
D. data link
Which statement describes signaling at the physical layer?
A. Signaling is a method of converting a stream of data into a predefined code.
B. In signaling, a 1 always represents voltage and a 0 always represents the absence of voltage.
C. Wireless encoding includes sending a series of clicks to delimit the frames.
D. Sending the signals asynchronously means that they are transmitted without a clock signal.
D. Sending the signals asynchronously means that they are transmitted without a clock signal.
What are two reasons for physical layer protocols to use frame encoding techniques? (Choose two.)
A. to increase the media throughput
B. to reduce the number of collisions on the media
C. to provide better media error correction
D. to distinguish data bits from control bits
E. to identify where the frame starts and ends
D. to distinguish data bits from control bits
E. to identify where the frame starts and ends
The throughput of a FastEthernet network is 80 Mb/s. The traffic overhead for establishing sessions,
acknowledgments, and encapsulation is 15 Mb/s for the same time period. What is the goodput for this
network?
A. 95 Mb/s
B. 80 Mb/s
C. 15 Mb/s
D. 55 Mb/s
E. 65 Mb/s
E. 65 Mb/s
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