CompTIA JK0-016 Online Practice Questions and Exam Preparation

CompTIA JK0-016 Online Questions & Answers

• Question 741:

  A Chief Executive Officer (CEO) decided that only a limited number of authorized company workstations will be able to connect to the Internet. Which of the following would BEST accomplish this goal?

  A. Use content filtering
  B. Install and configure IDS
  C. Enable MAC address filtering
  D. Enable RAS on the network firewall
  C. Enable MAC address filtering

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  Most Wi-Fi access points and routers ship with a feature called hardware or MAC address filtering. This feature is normally turned "off" by the manufacturer, because it requires a bit of effort to set up properly. However, to improve the security of your Wi-Fi LAN (WLAN), strongly consider enabling and using MAC address filtering.

• Question 742:

  Which of the following network protocols is used to transport email between servers?

  A. IMAP4
  B. POP3
  C. SNMP
  D. SMTP
  D. SMTP

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  While electronic mail servers and other mail transfer agents use SMTP to send and receive mail messages, user-level client mail applications typically use SMTP only for sending messages to a mail server for relaying

• Question 743:

  Which of the following monitoring devices are used only to recognize suspicious traffic from specific software?

  A. Signature based IPS
  B. Application based IDS
  C. Anomaly based IDS
  D. Application based IPS
  B. Application based IDS

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  An APIDS monitors the dynamic behavior and state of the protocol and will typically consist of a system or agent that would typically sit between a process, or group of servers, monitoring and analyzing the application protocol between two connected devices.

• Question 744:

  In the event of a fire in an office building, which of the following cable types should be installed to prevent toxic gas from burning PVC cable coatings?

  A. CAT6a
  B. Plenum
  C. Crossover
  D. STP
  B. Plenum

• Question 745:

  Which of the following wireless standards uses a block encryption cipher rather than a stream cipher?

  A. WPA2-CCMP
  B. WPA
  C. WEP
  D. WPA2-TKIP
  A. WPA2-CCMP

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  Counter Cipher Mode with Block Chaining Message Authentication Code Protocol or CCMP (CCM mode Protocol) is an encryption protocol designed for Wireless LAN products that implement the standards of the IEEE 802.11i amendment to the original IEEE 802.11 standard. CCMP is an enhanced data cryptographic encapsulation mechanism designed for data confidentiality and based upon the Counter Mode with CBC-MAC (CCM) of the AES standard. It was created to address the vulnerabilities presented by WEP, a dated, insecure protocol.

• Question 746:

  A technician is tasked with replacing some older RS-232 serial printers. Which of the following ports would the technician most likely find on these printers?

  A. BNC
  B. DB-9
  C. LC
  D. RJ-11
  B. DB-9

• Question 747:

  192.168.0.7/8 notation denotes which of the following IPv4 subnet masks?

  A. 255.0.0.0
  B. 255.255.0.0
  C. 255.255.255.0
  D. 255.255.255.255
  A. 255.0.0.0

• Question 748:

  A network administrator is looking to implement a solution allowing users to utilize a common password to access most network resources for an organization. Which of the following would BEST provide this functionality?

  A. RADIUS
  B. Single sign on
  C. Multifactor authentication
  D. Two-factor authentication
  B. Single sign on

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  Single sign-on (SSO)is a session/user authentication process that permits a user to enter one name and password in order to access multiple applications. The process authenticates the user for all the applications they have been given rights to and eliminates further prompts when they switch applications during a particular session.

• Question 749:

  The company requires all users to authenticate to the network with a smart card, a pin number, and a fingerprint scan. Which of the following BEST describes the user authentication being used?

  A. Multi-factor authentication
  B. Two-factor authentication
  C. Biometrics
  D. Single sign-on
  A. Multi-factor authentication

• Question 750:

  A company has recently allowed its employees to telecommute two days a week. The employees MUST have a minimum of 1Mbps non-shared connection to the Internet. Which of the following MUST the employees have at their home in order to connect to the Internet?

  A. ISDN
  B. Cable modem
  C. DSL
  D. Dial-up networking
  C. DSL

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  Digital subscriber line (DSL, originally digital subscriber loop) is a family of technologies that provide Internet access by transmitting digital data over the wires of a local telephone network.