Open pairs
Attenuation
Crosstalk
Interference
第1题：
A.568B
B.RJ-11
C.RJ-45
D.568A
第2题：
Which of the following tools would be the BEST to check connectivity of a CAT5 cable？（）
第3题：
After making a long CAT5 cable, the technician fears that the cable may have been damagedduring the pull, but does not have a cable tester. Which of the following would be the BESTalternative tool to determine whether there are any breaks or shorts in the cable?（）
A. Multimeter
B. Voltmeter
C. Loopback plug
D. Toner probe
第4题：
A technician is attempting to determine whether a CAT5 patch cord is a straight-through or acrossover. Which of the following is the BEST to use to determine the cord type?（）
第5题：
After a technician came out and installed a new wireless router, one of the wired workstations began having problems connecting to the file server. This is only an intermittent problem. Which of the following actions will the technician MOST likely perform to resolve this problem?（）
第6题：
A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?（）
第7题：
A user states that the LCD display on their laptop has intermittent lines on the screen. The technician notices that when the display panel is moved, the line appears and then disappears. Which of the following is the MOST likely cause?（）
第8题：
A.Open pairs
B.Attenuation
C.Crosstalk
D.Interference
第9题：
A technician needs to find an end of a network cable drop. Which of the following tools would the technician use?（）
第10题：
When certifying a CAT5 cable installation the integrator must perform which of the following tests？（）