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JK0-023 Latest Exam (Sep 2017)

[Free] 2017(Sep) EnsurePass Braindumps CompTIA JK0-023 Dumps with VCE and PDF 441-450

September 18, 2017

EnsurePass
2017 Sep CompTIA Official New Released JK0-023
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CompTIA Network certification

Question No: 441 – (Topic 4)

Which of the following is used to verify configuration updates on a firewall?

  1. Signature identification

  2. Access control lists

  3. Scanning services

  4. Content filtering

Answer: A

Question No: 442 – (Topic 4)

Which of the following network devices hides network nodes behind one public IP address?

  1. Layer 3 switch

  2. Content filter

  3. VPN server

  4. Proxy server

Answer: D

Question No: 443 – (Topic 4)

Which of the following network monitoring resources would be used to analyze possible connectivity issues such as duplex mismatches and uptime statistics?

  1. Protocol analyzer

  2. Syslog server

  3. Packet sniffer

  4. IPS logs

Answer: B

Question No: 444 – (Topic 4)

Sandy, a technician, decides to upgrade a router before leaving for vacation. While away, users begin to report slow performance. Which of the following practices allows other technicians to quickly return the network to normal speeds?

  1. Change management

  2. Baselines

  3. Asset management

  4. Cable management

Answer: A

Question No: 445 – (Topic 4)

Lisa, an administrator, wants to limit the wireless guest network traffic to 100Kbps so that utilization issues do not occur on the company’s T1 Internet access network. Which of the following optimizations should Lisa implement?

  1. Load balancing

  2. Caching engine

  3. Traffic shaping

  4. Quality of service

Answer: C

Question No: 446 – (Topic 4)

A network technician is trying to run a protocol analyzer and is instructed to record the chimney offload state of TCP. Which of the following utilities did the technician use to check this parameter with the output listed below?

Querying active state… TCP Global Parameters

———————–

Receive-Side Scaling State : enabled Chimney Offload State : disabled

Receive Window Auto-Tuning Level : normal Add-On Congestion Control Provider : ctcp ECN Capability : disabled

RFC 1323 Timestamps : disabled

  1. net

  2. netstat

  3. nbtstat

  4. netsh

Answer: D

Question No: 447 – (Topic 4)

Blocking a known malicious web address by using the ACL on the firewall is an example of which of the following?

  1. IP filtering

  2. Application filtering

  3. MAC filtering

  4. Port filtering

Answer: A

Question No: 448 – (Topic 4)

Karen, a technician, needs to monitor network traffic for bandwidth analysis because of slow Internet downloads. Which of the following protocols will the tool use to show the necessary information?

  1. SNMP

  2. NTP

  3. SIP

  4. PPTP

Answer: A

Question No: 449 – (Topic 4)

Which of the following could Kim, a network technician, use to inspect connection setup, request, and response headers for users connecting to a web server?

  1. nbtstat command

  2. dig command

  3. ipconfig command

  4. Protocol analyzer

Answer: D

Question No: 450 – (Topic 4)

Which of the following is a specialized piece of hardware designed to encrypt and decrypt user traffic?

  1. Proxy server

  2. TDR

  3. Smart jack

  4. VPN concentrator

Answer: D

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