A VoIP system running over a wireless network link is continually being reported as choppy. Which of the following is the cause of this issue?
A. Frequency
B. Latency
C. Interference
D. Encryption type
A technician testing an Ethernet card uses a cable wired with pins 1,2 to pins 3,6 on the same RJ- 45 plug. Which of the following describes what the technician is using?
A. RS-232
B. Rollover cable
C. Loopback
D. Point to point cable
Which of the following is the MAXIMUM data transmission rate of 802.11a?
A. 8Mbps
B. 11Mbps
C. 54Mbps
D. 107Mbps
Which of the following would be considered a Demarc extension?
A. A patch cable connecting a cable modem with a wireless router
B. Patch panel wiring
C. Punch down block wiring
D. Copper wire connecting the main PSTN point of entry to a wall data outlet
Which of the following network media connectors can use a MAXIMUM of two copper wire pairs?
A. F-connector
B. RJ-11
C. MTRJ
D. RJ-45
Which of the following connector types would require a punch down tool to attach a network cable to it?
A. F-connector
B. ST
C. 110 block
D. RJ-45
Which of the following connectors is used for coaxial copper cable?
A. BNC
B. DB-9
C. RJ-11
D. ST
A cable with visible space between the ends of the copper wires and the RJ-45 connector will cause which of the following problems to occur?
A. EMI
B. Short
C. Reversed TXRX
D. dB loss
CAT6 has how many twisted copper pairs?
A. 2
B. 4
C. 6
D. 8
E. 16
An 802.11a wireless network is functioning at which of the following frequencies?
A. 1.0 GHz
B. 1.5 GHz
C. 2.4 GHz
D. 5.0 GHz
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