Ccna 1 chapter 8

CCNA 1 Chapter 8 V4.0 Answers

1. Which type of cable run is most often associated with fiber-optic cable?
backbone cable
horizontal cable
patch cable
work area cable
 
2. In most businessLANs, which connector is used with twisted-pair networking cable?
BNC
RJ-11
RJ-45
Type F
3. When is a straight-through cable used in a network?
when connecting a router through the console portwhen connecting one switch to another switch
when connecting a host to a switch
when connecting a router to another router
 
4. With the use of unshielded twisted-pair copper wire in a network,what causes crosstalk within the cable pairs?
the magnetic field around the adjacent pairs of wire
the use of braided wire to shield the adjacent wire pairs
the reflection of the electrical wave backfrom the far end of the cable
the collision caused by two nodes trying to use the media simultaneously
 
5. Which OSI layer is responsible for binary transmission, cable specification, and physicalaspects of network communication?
Presentation
Transport
Data Link
Physical
 
6. An installed fiber run can be checked for faults, integrity, and the performance of the media by using whatdevice?
light injector
OTDR
TDR
multimeter
 
7. XYZ Company is installing new cable runs on their data network. What two types of cable would most commonly be used for new runs? (Choose two.)
coaxCat4 UTP
Cat5 UTP
Cat6 UTP
STP
 
8. What is a possible effect of improperly applying a connector to a network cable?
Data will be forwarded to the wrong node.
Data transmitted through thatcable may experience signal loss.
An improper signaling method will be implemented for data transmitted on that cable.
The encoding method for data sent on that cable will change to compensate for theimproper connection.
 
9. What are three measures of data transfer? (Choose three.)
goodput
frequency
amplitude
throughput
crosstalk
bandwidth
 
10. 
 
Refer to the exhibit. Which type...