Network+ Ch. 4

9 September 2022
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20 test answers

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question
No more than 1 inch of the cable should be exposed.
answer
During termination of twisted pair cabling, what should be done to ensure minimal cross talk is introduced? ‚ÄčNo more than 1 inch of the cable should be exposed. ‚Äč No less than 1 inch of the cable should be exposed. ‚ÄčEach pair should be stripped of insulation so that it doesn't get caught in the jack. ‚Äč Each pair should be twisted around another pair to reduce cross talk.
question
‚ÄčFiber optic
answer
‚ÄčWhat cable type comes in two different modes, single mode and multimode? ‚ÄčUTP ‚ÄčSTP ‚ÄčFiber optic ‚ÄčCoaxial
question
‚Äčhalf duplex
answer
‚ÄčWhich method of transmission allows signals to travel in both directions over a medium but in only one direction at a time? ‚Äčfull duplex ‚Äčhalf duplex ‚Äčsimplex ‚Äčmultiplex
question
‚Äčin the Main Distribution Frame (MDF)
answer
Where is a demarc located in relation to the structured cabling of an enterprise environment?‚Äč ‚Äčin the Main Distribution Frame (MDF) ‚Äčat the Intermediate Distribution Frame (IDF) at ‚Äčthe entrance facility ‚Äčbetween the MDF and the IDF
question
‚Äčvertical cross connect
answer
‚ÄčWhat component of the backbone runs between a building's floors and can be used to connect an MDF and IDF or multiple IDFs? ‚Äčhorizontal cross connect ‚Äčpatch cable ‚Äčvertical cross connect ‚Äčdiagonal cabling
question
transformer
answer
What type of power converter changes the voltage of an AC current, such as when power over the main line from an electric company is changed before being delivered to a home?‚Äč inverter‚Äč ‚Äčrectifier ‚Äčtransformer ‚Äčvoltage regulator
question
full-duplex
answer
Which method of transmission allows signals to travel in both directions over a medium simultaneously?‚Äč ‚Äčhalf duplex ‚Äčsimplex ‚Äčfull-duplex ‚Äčmultiplex
question
‚ÄčKVM switch
answer
In order to simplify console access to computers in a rack, what device is typically used to provide a central portal for all devices on the rack?‚Äč ‚ÄčKVM switch ‚ÄčAVR switch terminal server ‚Äčmulti-monitor breakout cable
question
entrance facility
answer
Select the component of enterprise level structured cabling that serves as the location where an incoming network interface enters a building and connects with the building's backbone cabling: ‚Äčnetwork interface device ‚Äčmain distribution frame ‚Äčintermediate distribution frame ‚Äčentrance facility
question
‚ÄčLayer 2
answer
Ethernet exists at what layer of the OSI model?‚Äč ‚ÄčLayer 1 ‚ÄčLayer 2 ‚ÄčLayer 3 ‚ÄčLayer 4
question
No more than 1 inch of the cable should be exposed.
answer
During termination of twisted pair cabling, what should be done to ensure minimal cross talk is introduced? ‚ÄčNo more than 1 inch of the cable should be exposed. ‚ÄčNo less than 1 inch of the cable should be exposed. ‚ÄčEach pair should be stripped of insulation so that it doesn't get caught in the jack. ‚ÄčEach pair should be twisted around another pair to reduce cross talk.
question
full-duplex
answer
Which method of transmission allows signals to travel in both directions over a medium simultaneously?‚Äč ‚Äčhalf duplex ‚Äčsimplex ‚Äčfull-duplex ‚Äčmultiplex
question
‚ÄčLayer 2
answer
Ethernet exists at what layer of the OSI model?‚Äč ‚ÄčLayer 1 ‚ÄčLayer 2 ‚ÄčLayer 3 ‚ÄčLayer 4
question
‚Äčentrance facility
answer
Select the component of enterprise level structured cabling that serves as the location where an incoming network interface enters a building and connects with the building's backbone cabling: ‚Äčnetwork interface device ‚Äčmain distribution frame ‚Äčintermediate distribution frame ‚Äčentrance facility
question
1522 bytes
answer
What is the maximum frame size ‚Äčfor Ethernet II frames on a VLAN? ‚Äč1500 bytes ‚Äč1518 bytes ‚Äč1522 bytes ‚Äč1496 bytes
question
‚Äč110 block
answer
When selecting a punch down block, what block type is more suitable for data connections?‚Äč ‚Äč10 block ‚Äč22 block ‚Äč66 block ‚Äč110 block
question
‚ÄčFiber optic
answer
‚ÄčWhat cable type comes in two different modes, single mode and multimode? ‚ÄčUTP ‚ÄčSTP ‚ÄčFiber optic ‚ÄčCoaxial
question
‚Äčvertical cross connect
answer
‚ÄčWhat component of the backbone runs between a building's floors and can be used to connect an MDF and IDF or multiple IDFs? ‚Äčhorizontal cross connect ‚Äčpatch cable ‚Äčvertical cross connect ‚Äčdiagonal cabling
question
‚ÄčiSCSI
answer
‚ÄčIf the use of a pre-existing Ethernet infrastructure is desired for a SAN, what Transport Layer protocol should be utilized? ‚ÄčFibre Channel ‚ÄčiSCSI ‚ÄčSAS ‚ÄčPATA
question
‚Äčin the Main Distribution Frame (MDF)
answer
Where is a demarc located in relation to the structured cabling of an enterprise environment?‚Äč ‚Äčin the Main Distribution Frame (MDF) ‚Äčat the Intermediate Distribution Frame (IDF) at ‚Äčthe entrance facility ‚Äčbetween the MDF and the IDF