CompTIA JK0-016 Online Practice Questions and Exam Preparation

CompTIA JK0-016 Online Questions & Answers

• Question 711:

  A company has installed a wireless network for visitors to use. They wish to give the visitors easy access to that network. Based on the configurations below, which of the following should the administrator change? Access Point 1Access Point 2

  802.11g802.11b

  Encryption: WPA2Encryption: WEP

  Channel: 1Channel: 7

  SSID. CompanyWiFiSSID. Visitor

  A. Change the SSID on Access Point 2 to OPEN.
  B. Disable SSID broadcasting on Access Point 1.
  C. Change the encryption on Access Point 2 to WPA2.
  D. Remove the WEP encryption from Access Point 2.
  D. Remove the WEP encryption from Access Point 2.

• Question 712:

  During a disaster recovery test, several billing representatives need to be temporarily setup to take payments from customers. It has been determined that this will need to occur over a wireless network, with security being enforced where possible. Which of the following configurations should be used in this scenario?

  A. WPA2, SSID enabled, and 802.11n.
  B. WEP, SSID enabled, and 802.11b.
  C. WEP, SSID disabled, and 802.11g.
  D. WPA2, SSID disabled, and 802.11a.
  D. WPA2, SSID disabled, and 802.11a.

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  WPA2 is a security technology commonly used on Wi-Fi wireless networks. WPA2 (Wireless Protected Access 2) replaced the original WPA technology on all certified Wi-Fi hardware since 2006 and is based on the IEEE 802.11i technology standard for data encryption.

• Question 713:

  A system administrator is implementing an IDS on the database server to see who is trying to access the server. The administrator relies on the software provider for what to detect. Which of the following would MOST likely be installed?

  A. Behavior based IDS
  B. Network based IDS
  C. Signature based IDS
  D. Honeypot
  C. Signature based IDS

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  Signature detection involves searching network traffic for a series of bytes or packet sequences known to be malicious. A key advantage of this detection method is that signatures are easy to develop and understand if you know what network behavior you're trying to identify.

• Question 714:

  A network technician is configuring a new firewall for placement into an existing network infrastructure. The existing network is connected to the Internet by a broadband connection. Which of the following represents the BEST location for the new firewall?

  A. The firewall should be placed between the Internet connection and the local network.
  B. The firewall should be placed inside the local network.
  C. The firewall should be placed between the broadband connection and the Internet.
  D. The firewall should be placed in the Internet cloud.
  A. The firewall should be placed between the Internet connection and the local network.

• Question 715:

  Which of the following can function in an unsecure mode?

  A. SNMPv3
  B. SSH
  C. SSL
  D. SCP
  A. SNMPv3

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  SNMPv3 makes no changes to the protocol aside from the addition of cryptographic security, it looks much different due to new textual conventions, concepts, and terminology.SNMPv3 primarily added security and remote configuration enhancements to SNMP

• Question 716:

  A SOHO had their wireless network breached on several occasions. The user turned off the SSID and enabled WEP encryption, but breaches are still occurring. Which of the following will improve security and MOST likely prevent future breaches?

  A. Turn down the signal strength
  B. Replace the WAP and enable WEP
  C. Change both the SSID and WEP key
  D. Enable WPA2 encryption
  D. Enable WPA2 encryption

• Question 717:

  A company is connected to an ISP, but owns the premise router with an internal CSU/DSU. Which of the following is considered the demarc?

  A. Premise router
  B. ISP router
  C. Smart jack
  D. CSU/DSU
  C. Smart jack

• Question 718:

  Which of the following authentication methods is MOST secure?

  A. NTLM
  B. CHAP
  C. MS-CHAP
  D. Kerberos
  D. Kerberos

• Question 719:

  An administrator has set up several IPSec and SSL tunnels to terminate on a single device. Which of the following has the administrator deployed?

  A. Proxy Server
  B. Load Balancer
  C. VPN Concentrator
  D. Web-Application Firewall
  C. VPN Concentrator

• Question 720:

  Which of the following network topologies describes a network where each node is connected to multiple devices?

  A. Mesh
  B. Bus
  C. Star
  D. Ring
  A. Mesh