Maintenance Tools

Question 1

BER

Answer 1

Bit Error Rate
Common measurement for bit errors
BER = Bit error / Bits transmitted

Question 2

BERT

Answer 2

Bit-Error Rate Tester

Contains a pattern generator and error detector

Question 3

Butt Set

Answer 3

Used by telephone technicians to check 66 / 110 block lines for a dial tone.
Used for DSL

Question 4

Cable Certifier

Answer 4

Tells you the CAT of cable

Question 5

Cable Tester

Answer 5

Tests connectivity of Ethernet cable

Question 6

Crimper

Answer 6

Attaches a connector (RJ-45) to the end of a UTP.

Question 7

Electrostatic Discharge Wrist Strap

Answer 7

Strap around wrist and clip to ground out wearer.

Question 8

Loopback Plug

Answer 8

Confirms functionality of a network interface

Question 9

Multimeter

Answer 9

Checks characteristics of copper cabling.

Resistance (ohms), current (amps), voltage (volts).

Question 10

Wi-Fi Analyzer

Answer 10

Part of wireless site survey.

Question 11

Punch-Down Tool

Answer 11

Inserts an insulated wire between two contact blades in a punch-down block

Question 12

Throughput Tester

Answer 12

Test throughput of a network under a heavy load by generating pseudo-random data.

Question 13

TDR

Answer 13

Time Domain Reflectometer

Sends electrical signal down a copper cable to help determine where a break exists

Question 14

OTDR

Answer 14

Optical Time Domain Reflectometer

Sends light signal down a fiber optic cable to help determine where a break exists

Question 15

Toner Probe

Answer 15

Place tone generator on one end of a connection and use a probe to detect which pairs of wires the generator is connected to
aka fox and hound

Question 16

Spectrum Analyzer

Answer 16

Measures magnitude of an input signal versus frequency within the full frequency range of the instrument.