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Block 1 Unit 11 Troubleshooting tools > Hardware/software troubling-shooting tools > Flashcards

Hardware/software troubling-shooting tools Flashcards

1
Q

Digital multimeter

A

Measures voltage, resistance, and tests continuity in electrical circuits

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2
Q

Iptables (Unix only)

A

Allows utility firewall settings

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3
Q

Ifconfig

A

Configures network interface

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4
Q

CMD

A

Prompt Command Line Inputs

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5
Q

Ipconfig

A

Displays IP settings for the computer on which this command is input

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6
Q

Nmap

A

Scans all devices on your network for vulnerabilities

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7
Q

Netstat

A

Shows all active TCP sessions for a computer

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8
Q

Light meter

A

Checks for proper light propagation in fiber optic cables

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9
Q

Tcpdump (Unix only)

A

Same as Wireshark (Shows information on all frames within your network), but only available in command line

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10
Q

Loopback adapter

A

Performs cable tester function (verifies the electrical connections) on cables connected to a device

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11
Q

Punchdown tool

A

Inserts and securely seats individual cable wires into contact slots

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12
Q

Bandwidth speed tester

A

Tests upload and download speed of modem

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13
Q

Crimper

A

secures cable ends to connectors through application of mechanical pressure

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14
Q

Arp

A

Display/edit the Address Resolution Protocol (ARP) table on a computer

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15
Q

Nslookup

A

Displays activity for a given domain name, used to diagnose DNS problems

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16
Q

Packet sniffer

A

Intercepts and logs network packets for malware/intrusion analysis

17
Q

Ping

A

Queries a given IP address to verify network connectivity

18
Q

Tracert

A

Traces all the routers between two points, used to detect unresponsive routers

19
Q

Tone generator

A

Helps isolate a single cable within a larger bundle of cables

20
Q

Cable tester

A

Tests continuity and pin-out for disconnected cables

21
Q

Route

A

Display/edit the local system routing table

22
Q

Dig (Unix only)

A

Same as nslookup = displays activity for a given domain name, used to diagnose DNS problems.

23
Q

Optical time domain reflectometer

A

Checks for breaks in fiver ooptic cable

24
Q

Spectrum analyzer

A

Analyses amplitude across a domain of radio frequencies

25
Q

Port scanner

A

Searches for unintentionally opened logical ports

26
Q

Wi-Fi analyzer

A

Tests Wi-Fi signal reliability, signal strength, and download speed

27
Q

Protocol analyzer

A

Shows information on all frames within your network

28
Q

Pathping

A

Measures network latency and loss

Block 1 Unit 11 Troubleshooting tools (1 decks)

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