Cisco

CCNA 1 Chapter 8 V4.0 Answers 100% 2011
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 business LANs, 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 port when 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 back from 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 physical aspects 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 what device? 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.) coax Cat4 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 that cable 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 the improper connection.
9. What are three measures of data transfer? (Choose three.) goodput frequency amplitude throughput crosstalk bandwidth
10.
Refer to the exhibit. Which type of Category 5 cable is used to make an Ethernet connection between Host