JC Net+ Ch4

Question 1

WHAT IS THE DIFFERENCE BETWEEN T568A AND T668B

Answer 1

THE DIFFERENCE IS THAT PAIR 2 AND 3 (ORANGE AND GREEN) ARE SWAPPED PAGE 77

Question 2

TRUE OR FALSE: IN ORDRER FOR YOU TO CONNECT 2 RJ-45 CONNECTOR TOGETHER IN ORDER FOR YOU TO MAKE A STRAIG- THOUGH CABLE INTO CROSS OVER, YOU CAN USED UPT COUPLE

Answer 2

TRUE PAGE 77

Question 3

THE STRAIGHT-THROUGH CABLE IS USE TO CONNECT WHAT

Answer 3

CABLE USE TO CONNECT A HOST TO A SWITCH, HUB OR ROUTERS PAGE 78

Question 4

CROSS OVER CONNECTION CAN BE USE TO CONNECT WHAT DEVICES

Answer 4

-SWITCH TO S SWITCH-HUB TO -HUB-HOST TO HOST–HUB TO SWITCH-ROUTER DIRECT OT HOST PAGE 78

Question 5

A CROSS CONNECTION ARE SET UP IN THIS TYPE OF PIN CONNECTION

Answer 5

PIN 1 TO 3; 2 TO 6 PAGE 79

Question 6

A CROSSOVER CABLE IS USED ONLY IN WHAT TYPE OF ETHERNET INSTALLATION

Answer 6

ARE ONLY USED IN UTP INSTALLATION PAGE 79

Question 7

YOU CAN USE A ROLLOVER ETHERNET CABLE TO CONNECT WHAT

Answer 7

USE TO CONNECT A HOST EIA-TIA 232 INTERFACE TO A ROUTER CONSOLE SERIAL COMMUNICATION (COM) PAGE 80

Question 8

WHAT IS MDF

Answer 8

IS WIRING POINT THAT’S GENERALLY USED AS A REFERENCE POINT FOR TELPHONE LINE. PAGE 83

Question 9

A 25 PAIR CABLE CONSIST OF HOW MANY PAIRS OF INDIVIDUAL PAIRS OF WIRES

Answer 9

CONSIST OF 25 INDIVIDUAL PAIRS OF WIRES PAGE 83

Question 10

25 PAIR CABLE IS OFTEN REFERRED TO AS WHAT TYPE OF CABLE

Answer 10

REFERRED TO AS FEEDER CABLE BECAUSE IT SUPPLIES SIGNAL TO MANY CONNECTED PAIR PAGE 83

Question 11

WHAT IS A DEMARC

Answer 11

DEMARC IS THE LAST POINT OF RESPONSIBILITY FOR SERVICE PROVIDER PAGE 84

Question 12

WHAT IS A SMART JACK

Answer 12

IS A SPECIAL NETWORK INTERFACE THAT’S OFTEN USED BETWEEN THE SERVICE PROVIDER NETWORK AND THE INTERNAL NETWORK PAGE 84