Server+ Chapter 5 Review Questions

C. Routing

A colleague, Courtney, discusses the newly installed Layer 3 switches in the wiring closet. What benefit does a Layer 3 switch offer beyond a Layer 2 switch? A. Bridging B. Switching C. Routing D. VLANs

D. PXE

A data center uses disk images to deploy new physical servers quickly. Rather than have technicians apply the operating system images locally from disk media, network imaging is desired. Which technology must be configured? A. Wake-on-LAN B. NIC Teaming C. Full duplex D. PXE

D. Verify that Charlie's station is properly configured with at least one DNS server.

A help desk technician is addressing network connectivity issues being experienced by a user, Charlie. Charlie's station is unable to connect to a customer financial history database server on the same subnet named sect1-423. widgets.local, even though other stations do not have this problem; the error message states "Unknown host." The technician successfully pings the default gateway to verify a valid IP configuration from Charlie's station. What should the technician do? A. Nothing. The server is down. B. Verify that Charlie's station has a default gateway configured. C. Verify that Charlie has authenticated to the server first. D. Verify that Charlie's station is properly configured with at least one DNS server.

C. 80

A new web server is installed with an Intranet web site. User authentication to the site is required. Your boss asks you to configure the firewall appliance to enable people to browse to the new site. Which port should you open on the firewall appliance? A. 25 B. 110 C. 80 D. 443

B. Replace the straight-through cable with a crossover cable.

Aaron is a network technician linking two older Ethernet switches together with a straight-through network cable. He later realizes the interswitch connection is not working. What should Aaron do? A. Replace the straight-through cable with a rollover cable. B. Replace the straight-through cable with a crossover cable. C. Replace the straight through cable with a null modem cable. D. Replace the straight-through cable with a switch cable.

Multicast

In IPv6, one to many transmissions are known as?

Unicast

In IPv6, one to one transmissions are known as?

Anycast

In IPv6, transmissions sent to the nearest member of a multicast group are known as?

Ports

Layer 4 addresses are known as?

Interference

More twist per inch for copper wire pairs means less ________________ from adjacent wires.

Layer 4 addresses

Ports are known as what kind of addresses?

C. A default gateway is not properly configured on both servers.

Server1 has an IP address of 200.1.1.40/27. From Server1, you are attempting to make an SSH connection to Server2, whose IP address is 200.1.1.70/27, but you cannot connect. What might the problem be? A. /27 is invalid. B. 200.1.1.0 is a reserved IP range. C. A default gateway is not properly configured on both servers. D. UDP port 22 is blocked on Server2.

LUN (Logical Unit Number)

Unique values assigned to network storage are known as?

DNS (Domain Name System)

What allows connections to hosts by name?

VLAN membership

What can be configured by IP address and by switch port?

6to4

What enables IPv6 networks to communicate over the IPv4 Internet?

Bridging

What is a Layer 2 mechanism for network segmentation based on MAC addresses?

SFP (Small Form Factor Pluggable)

What is a hot-pluggable network transceiver used most often to interconnect fiber cables?

A. Twist per inch

What is the primary difference between the categories of copper-based networks? A. Twist per inch B. Shielding C. Type of NICs D. Distance

NIC Teaming

What is used to group together server NICs to increase bandwidth or redundancy?

Wake on LAN (WoL)

What is used to wake up powered down systems and should be used for desktops and not servers?

APIPA (Automatic Private IP Addressing)

What kind of address will systems assign themselves when a DHCP server cannot be contacted?

PXE boot

What makes it possible to boot from a NIC to retrieve a small OS from a boot server that runs locally in server RAM, commonly used for imaging?

Teredo

What standard allows IPv6 communication over the IPv4 Internet for IPv6 nodes behind NAT routers?

D. MAC

What type of address applies to Layer 2 switches? A. IP B. Port C. LUN D. MAC

A. IP

What type of address applies to Layer 3 switches? . IP B. Port C. LUN D. MAC

Link local addresses

What type of addresses used in IPv6 are self assigned by IPv6 nodes and enable LAN communication, this address is always present on IPv6 nodes?

Full duplex

What type of communication enables traffic to be sent and received simultaneously over the network cable?

CAT5 cable

Which CAT cable supports 1 Gbps?

IPv6 (Internet Protocol version 6)

Which IP version uses multicast, anycast, and unicast for communication?

Rollover cable

Which cable is used to connect administrative stations to the console port on network equipment such as routers?

Null modem cable

Which cable is used to link modem devices directly together?

Crossover cable

Which cable reverses the transmit and receive wires at either end, they are required for older network switches?

RJ-45

Which connectors are common with CAT6 cables?

RJ-11

Which connectors are commonly used with telephone cables?

ST

Which fiber optic connector is commonly used with multi-mode fiber?

B. IP address C. Switch port

Which of the following are valid methods of configuring VLANs? Choose two. A. Username B. IP address C. Switch port D. PKI Certificate

A. fe80::883b:ced4:63f3:f297

Which of the following is a valid IPv6 link-local address? A. fe80::883b:ced4:63f3:f297 B. fd75::883b:ced4:63f3 C. fe80::883b:ced4:63f3:fh97 D. fd75::883B:ced4:63g3

C. Fire Suppression

Which of the following is a valid concern regarding ceiling cable channels? A. Distance B. EMI C. Fire Suppression D. Security

C. MAC address are 48 bits long. D. Each server NIC has a unique MAC address.

Which of the following statements best describe a MAC address? Choose two. A. They are used to route network packets. B. Packets being sent to hosts on remote networks are addressed to that host's MAC address. C. MAC address are 48 bits long. D. Each server NIC has a unique MAC address.

A. Broadcast

Which software communication method is not used with IPv6? A. Broadcast B. Unicast C. Multicast D. Anycast

C. ST

Which spring-loaded fiber-optic cable connector is commonly used with multi-mode fiber cables? A. SC B. LC C. ST D. LT

LC, and SC

Which two connectors are commonly used with single mode fiber?

CAT6 cable

Which type of CAT cable supports 10 Gbps over distances up to 55 meters?

D. RJ-45

Which type of connector is commonly used with CAT 6 cables? A. RJ-11 B. SFP C. TX D. RJ-45

Single-Mode Fiber (SMF)

Which type of fiber optic cable is used over longer distances?

Multi-Mode Fiber (MMF)

Which type of fiber optic cable should be used for shorter distances such as a University campus?

D. Multi-mode

Which type of fiber-optic cable should be used for the network backbone on a university campus? A. Single-mode B. Unimode C. Dual-mode D. Multi-mode

A. 6to4

Widgets, Inc., has offices in London and Paris. The IT team has been directed to deploy IPv6 for test VLANs in both cities in anticipation of the eventual requirement of using IPv6. What should be configured to ensure that servers in each city test VLAN communicate over the Internet? A. 6to4 B. ISATAP C. Teredo D. NAT

B. CAT6

You are planning the cabling for your company's data center. A network speed of 10 Gbps is preferred. The maximum distance between servers and network switches is approximately 30 meters. Keeping costs to a minimum, what type of network cabling should be used? A. CAT5 B. CAT6 C. CAT6a D. CAT7

A. The machine was unable to reach a DHCP server.

Your smartphone receives an alert stating that ServerHFX-234 is not responding. You connect to the server using hardware remote control and issue the ipconfig command. You then notice the server IP address is 169.254.46.63. Why is the server having communication problems? A. The machine was unable to reach a DHCP server. B. The machine must be configured with a private IPv4 address. C. The machine is not configured with a DNS server IP address. D. The machine is not configured with a valid subnet mask.