[Free] 2018(June) Dumps4cert CompTIA JK0-023 Dumps with VCE and PDF Download 461-470

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CompTIA Network certification

Question No: 461 – (Topic 4)

Which of the following network performance optimization methods allows for frequently accessed sites to be housed locally, thereby reducing bandwidth requirements?

1. Load balancing

2. Traffic policing

3. Caching engines

4. Traffic shaping

Answer: C

Question No: 462 – (Topic 4)

Which of the following is a method to prioritize network traffic coming from VoIP phones?

1. PAT

2. DNS

3. SIP

4. QoS

Answer: D

Question No: 463 – (Topic 4)

Which of the following would be used on a network to ensure access to resources if a critical host becomes unavailable?

1. QoS

2. CARP

3. VLAN

4. DHCP server

Answer: B

Question No: 464 – (Topic 4)

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?

1. RS-232

2. Rollover cable

3. Loopback

4. Point to point cable

Answer: C

Question No: 465 – (Topic 4)

A network administrator suspects a broadcast storm is causing performance issues on the network. Which of the following would be used to verify this situation?

1. Environmental monitor

2. Multimeter

3. Toner probe

4. Protocol analyzer

Answer: D

Question No: 466 – (Topic 4)

A user has network connectivity per the link lights on the NIC, but cannot access any network resources or the Internet. Which of the following commands should the technician run FIRST?

1. arp

2. ipconfig

3. tracert

4. route

Answer: B

Question No: 467 – (Topic 4)

Which of the following commands will provide an administrator with the number of hops a packet takes from host to host?

1. nslookup

2. ping

3. traceroute

4. route

Answer: C

Question No: 468 – (Topic 4)

Which of the following will allow a technician to monitor all network traffic when connected to a mirror port?

1. VLAN tags

2. SNMP

3. Packet sniffer

4. Syslog

Answer: C

Question No: 469 – (Topic 4)

Karen, an administrator, wants to verify which protocols are in use on the network. Which of the following tools should she use?

1. Intrusion detection software

2. PoE

3. Packet sniffer

4. Intrusion prevention software

Answer: C

Question No: 470 – (Topic 4)

The technician is working on a DNS problem. Which of the following software tool is the technician MOST likely to use to troubleshoot this issue?

1. nslookup

2. ipconfig

3. ping

4. nbtstat

Answer: A

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