Certification Checkpoint #2 (Ch 5-6)

What is the correct compressed format of the IPv6 address 2001:0db8:eeff:000a:0000:0000:0000:0001

2001:db8:eeff:a::1

AP

Access Point

CIDR

Classless Inter-Domain Routing

What are two common media used in networks?

Copper, Fiber

DNS

Domain Name System

A computer is assigned an IP address of 169.254.33.16. What can be said about the computer, based on the assigned address?

It cannot communicate outside its own network.

TFTP

Trivial File Transfer Protocol

Which type of connection to the Internet is capable of the fastest transfer rates?

fiber

What is a common function of a proxy server?

to store frequently accessed web pages on the internal network

A technician has captured packets on a network that has been running slowly when accessing the internet. Which port number should the technician look for within the captured material to locate HTTP packets?

80

What Wi-Fi standards operate in the 2.4GHz range of frequencies?

802.11b, 802.11g, 802.11n

Which IEEE standard operates at wireless frequencies in both the 5 GHz and 2.4 GHz ranges?

802.11n

Which network device regenerates the data signal without segmenting the network?

A hub

A network technician is checking a computer to see if the DHCP client is working correctly. The technician issues the ipconfig /all command. Which two parameters should the technician review?

Default gateway, subnet mask

DMZ

Demilitarized Zone

DHCP

Dynamic Host Configuration Protocol

FTP

File Transfer Protocol

IoT

Internet of Things

NIC

Network Interface Card

POP

Post Office Protocol

UPnP

Universal Plug and Play

Which filtering method uses IP addresses to specify allowed devices on your network?

Whitelisting

Which network device allows administrators to remotely manage many devices through one dashboard interface?

cloud-based network controller

What is a feature of a dial-up connection?

the use of an analog modem to transmit data over voice telephone lines

A device has been assigned the IPv6 address of 2001:0db8:cafe:4500:1000:00d8:0058:00ab/64. Which is the network identifier of the device?

2001:0db8:cafe:4500

Which device provides wireless connectivity to users as its primary function?

Access Point

Which two devices are commonly powered by PoE?

Access point, IP phone

AFP

Apple Filing Protocol

APIPA

Automatic Private Internet Protocol Addressing

Which technology is most often used to connect devices to a PAN?

Bluetooth

Technology uses different frequencies to transmit multiple signals simultaneously over the same cable is known as?

Broadband

An administrator deploys wireless access points across the office to provide wireless network connectivity to users. Each workstation receives an IP address via DHCP. After a file server with a static IP is connected to the wired network, the administrator receives an IP address conflict message. What is a possible solution?

Change the static IP configured on the file server.

Which network service automatically assigns IP addresses to devices on the network?

DHCP

Which protocol dynamically assigns IP addresses to network devices?

DHCP

A user needs to access the Internet from home. Which device is needed if a user connects to an ISP through the telephone network?

DSL modem

A wired network is undergoing several changes that could leave it vulnerable to connection by unauthorized devices while the work is in progress. Which two temporary measures would enable the authorized devices to continue to have network access but prevent unauthorized devices from connecting?

Disable DHCP, Assign static IP addresses to the authorized devices

Which technology uses existing electrical wiring to connect devices to a network?

Ethernet over Power

A client packet is received by a server. The packet has a destination port number of 21. What service application is the client requesting?

FTP

GUI

Graphical User Interface

Which protocol is used by ping to test connectivity between network hosts?

ICMP

Which security technology is used to passively monitor network traffic with the objective of detecting a possible attack?

IDS

ICMP

Internet Control Message Protocol

IMAP

Internet Message Access Protocol

IP means

Internet Protocol

ISP

Internet Service Provider

A technician is searching through a storage locker and finds a wireless NIC. What is the purpose of this device?

It is needed to connect a computer or smart device to an 802.11 network.

A technician is searching through a storage locker and finds an access point. What is the purpose of this device?

It uses radio waves to provide network access to wireless devices.

A client packet is received by a server. The packet has a destination port number of 389. What service application is the client requesting?

LDAP

LDAP

Lightweight Directory Access Protocol

Which internet connection type is an always-on service that uses radio signals sent from a tower to a receiver in a home or business?

Line of Sight Wireless

A switch is a networking device that will record ...?

MAC addresses by inspecting every incoming data frame

MAC

Media Access Control

NAT

Network Address Translation

The process that a wireless router uses to translate a private IP address on internal traffic to a routable address for the Internet is called

Network Address Translation (NAT)

Which type of network will extend a short distance and connects printers, mice, and keyboards to an individual host?

Personal Area Network (PAN)

The technology that allows a switch to deliver power to a device like an IP phone or an access point through the data cable is known as

PoE (power over Ethernet)

QoS

Quality of Service

Which two types of signal interference are reduced more by STP than by UTP?

RFI, EMI

RDP

Remote Desktop Protocol

SSH

Secure Shell

SLP

Service Location Protocol

SSID

Service Set Identifier

SMTP

Simple Mail Transfer Protocol

Which network device makes forwarding decisions based on the destination MAC address that is contained in the frame?

Switch

A customer is considering a multipurpose device to create a home network. Which three devices are usually integrated into a multipurpose network device?

Switch, router, wireless access point

A technician has been asked to assist with some LAN cabling. What are two standards that the technician should research before this project begins?

T568A, T568B

What is the problem if a computer automatically configures an IP address in the 169.254.x.x address range?

The DHCP server is unreachable

A technician with a PC is using multiple applications while connected to the Internet. How is the PC able to keep track of the data flow between multiple application sessions and have each application receive the correct packet flows?

The data flow is being tracked based on the source port number that is used by each application.

A new computer workstation has been installed in a small office. The user of the workstation can print a document using a network printer on the LAN, but cannot access the Internet. What is a possible cause of the problem?

The gateway IP address is misconfigured.

A PC is not able to connect to a wired network. Pinging the loopback address is successful, but the gateway cannot be reached. On the network switch all the interface lights are on, except for the interface connected to the PC. The LED on the network card is off. What is the most likely cause of this problem?

The network cable is faulty.

A user reports that the corporate web server cannot be accessed. A technician verifies that the web server can be accessed by its IP address. What are two possible causes of the problem? (Choose two.)

The web server information is misconfigured on the DNS server, The DNS server address is misconfigured on the workstation.

A technician wishes to update the NIC driver for a computer. What is the best location for finding new drivers for the NIC?

The website for the manufacturer of the NIC

A wireless router is displaying the IP address of 192.168.0.1. What could this mean?

The wireless router still has the factory default IP address.

Which two protocols operate at the transport layer of the TCP/IP model?

UDP, TCP

Which network device would be the most appropriate to provide stateful packet filtering, email filtering, and VPN services?

UTM

A company is expanding its business to other countries. All branch offices must remain connected to corporate headquarters at times. Which network technology is required to support this scenario?

Wide Area Network (WAN)

WLAN

Wireless Local Area Network

What is a result when the DHCP servers are not operational in a network?

Workstations are assigned with IP addresses in the 169.254.0.0/16 network.

Which smart home wireless technology has an open standard that allows up to 232 devices to be connected?

Z-Wave

Which smart home technology requires the use of a device, known as a coordinator, to create a wireless PAN?

Zigbee

A computer has been assigned an IP address of 169.254.33.16. What command initiates the process of requesting a new IP address?

ipconfig /release

What command can be used to troubleshoot domain name resolution issues?

nslookup

A customer has a web server for a small business. The business uses both wired and wireless networking. A Linksys WRT300N wireless router provides wireless and wired connectivity. What firewall option may be enabled in order for customers to gain access to the web server from their remote locations?

port forwarding

Which type of server would be used to keep a historical record of messages from monitored network devices?

syslog