0C_CompTIA A+ Exam 220-1101 - Test 3 Chapters 9-12

What are the characteristic features of satellite Internet connections? (Select 3 answers) High signal latency Lack of signal interference Cheaper in comparison to terrestrial links Interference (line-of-sight / weather dependent) Low signal latency Relatively high cost in comparison to terrestrial links

--High signal latency --Interference (line-of-sight / weather dependent) --Relatively high cost in comparison to terrestrial links

Which of the following answers refer to IPv6 loopback addresses? (Select 2 answers) 127.0.0.1 0:0:0:0:0:0:0:1 169.254/16 ::1 FE80::/10

0:0:0:0:0:0:0:1 ::1

What is the loopback address for IPv6?

0:0:0:0:0:0:0:1 or ::1

Class A address range

1.0.0.0 - 126.255.255.255

Loopback Address Range

127.0.0.0 - 127.255.255.255

What is the most common Loopback Address?

127.0.0.1

Which of the following answers refers to an IPv4 loopback address? ::1 FE80::/10 0:0:0:0:0:0:0:1 169.254/16 127.0.0.1

127.0.0.1

An IPv6 address consists of: 32 bits 48 bits 64 bits 128 bits

128 bits

Class B address range

128.0.0.0 - 191.255.255.255

Class C Address Range

192.0.0.0 - 223.255.255.255

An IPv4 address consists of: 32 bits 48 bits 64 bits 128 bits

32 bits

What is the most common type of DSL Internet access? VDSL ADSL SDSL UDSL

ADSL

What is a Loopback Address?

An IP address that indicates your own computer and is used to test TCP/IP configuration on the computer.

The use of cable modems for Internet access within a standard cable television infrastructure is commonly referred to as: Dial-up Cable broadband Frame relay Ethernet

Cable broadband

Which of the tools listed below would be used for attaching RJ-45 connectors to a twisted-pair Ethernet cable? Cable tester Needle-nose pliers Punchdown tool Cable crimper

Cable crimper

What is the name of a dedicated tool used for removing electrical insulation cover from electric wires? Crimper Snips Cable stripper Needle-nose pliers

Cable stripper

A type of tool used for verifying correct electrical connections of wires in a cable is known as: Multimeter Time Domain Reflectometer (TDR) Cable tester Tone generator

Cable tester

Which of the tools listed below would be used for troubleshooting incorrect pinouts on a cable? Cable tester Multimeter Tone generator Loopback plug

Cable tester

Which of the answers listed below refer to the 172.16.0.0 - 172.31.255.255 (172.16.0.0/12) IPv4 address space? (Select 2 answers) Class A range Public IP address range Class B range Non-routable (private) IP address range Class C range

Class B range Non-routable (private) IP address range

What type of server handles the assignment of dynamic IP addresses? DHCP server Authentication server DNS server Proxy server

DHCP server

IPv4 addresses are expressed with the use of: Octagonal numbers Binary numbers Hexadecimal numbers Decimal numbers

Decimal numbers

Which of the answers listed below refers to a networked device providing an entry point into another network or the Internet? Hub Switch Proxy server Default gateway

Default gateway

Which of the following answers lists a valid IPv6 address of FE80:00A7:0000:0000:02AA:0000:4C00:FE9A after compression? FE80:00A7::2AA:0:4C:FE9A FE80:A7::2AA::4C00:FE9A FE80:00A7::2AA:0:4C00:FE9A FE80:A7::2AA:0:4C00:FE9A

FE80:A7::2AA:0:4C00:FE9A

Which of the Internet connection types listed below is the fastest? Cellular Fiber Cable DSL Satellite

Fiber

IPv6 addresses are expressed with the use of: Decimal numbers Hexadecimal numbers Binary numbers Octagonal numbers

Hexadecimal numbers

Which of the following answers list(s) data required for manual configuration of network adapter settings? (Select all that apply) IP address Subnet mask Default gateway MAC address DNS server address SSID (a.k.a. network name)

IP address Subnet mask Default gateway DNS server address

When would you use a Loopback address?

It is used when you want to test a NIC's (Network Interface Card) ability to communicate.

A type of network connecting computers within a small geographical area such as a building or group of buildings is called: PAN LAN MAN WAN

LAN

While troubleshooting problems with a Network Interface Card (NIC), connector pins on the NIC's port can be tested with the use of: POST card Cable tester Multimeter Loopback plug

Loopback plug

A computer network connecting multiple LANs over an area of a city is called: PAN SAN MAN CAN

MAN

Which of the following answers refer to the characteristic features of the 10.0.0.0 - 10.255.255.255 (10.0.0.0/8) IPv4 address space? (Select 2 answers) Class A range Public IP address range Class B range Non-routable (private) IP address range Class C range

Non-routable (private) IP address range Class A range

What are the characteristic features of the 192.168.0.0 - 192.168.255.255 (192.0.0.0/16) IPv4 address space? (Select 2 answers) Class A range Public IP address range Class B range Non-routable (private) IP address range Class C range

Non-routable (private) IP address range Class C range

A type of limited-range computer network used for data transmission among various types of personal devices is known as: PAN LAN SAN MAN

PAN

Which of the following tools is used for attaching wires to a patch panel? Cable crimper Punchdown tool Cable stripper Needle-nose pliers

Punchdown tool

A dedicated local network consisting of devices providing data access is known as: SDN NAS iSCSI SAN

SAN

Which of the answers listed below refers to a permanent assignment of an IP address? Private IP address Dynamic IP address Public IP address Static IP address

Static IP address

What allows a network to determine which network segment an IP address belongs to? Physical address Dynamic Host Configuration Protocol (DHCP) Address Resolution Protocol (ARP) Subnet mask

Subnet mask

Which of the following answers refers to a traffic monitoring device placed between two points in a network infrastructure? Captive portal Tap Active hub Transceiver

Tap

Which of the tools listed below would be used for locating a cable in a cabling bundle or tracing individual wires in a cable? Spectrum analyzer Toner and probe kit Time Domain Reflectometer (TDR) Multimeter

Toner and probe kit

True or False: A double colon in an IPv6 address indicates that part of the address containing only zeros has been compressed to make the address shorter.

True

True or False: Automatic Private IP Addressing (APIPA) allows a Windows host to self-configure an IPv4 address and subnet mask when Dynamic Host Configuration Protocol (DHCP) is unavailable. APIPA uses an address block range between 169.254.0.0 and 169.254.255.255. APIPA-assigned addresses are valid only for communications within a network segment that a given host is connected to (a host with APIPA-assigned address cannot connect to the Internet).

True

True or False: In a network using subnets, the term "Default gateway" refers to a network device that enables the exchange of data between hosts residing in different subnets.

True

True or False: The Internet is an example of a large public WAN. True False

True

A computer network connecting multiple smaller networks over very large geographical areas is referred to as: PAN WLAN MAN WAN

WAN

An ISP offering Internet access to subscribers at a designated wireless hotspot is known as: NSP WISP TSP NaaS

WISP

A type of network consisting of computers and peripheral devices that use high-frequency radio waves to communicate with each other is referred to as: MAN WLAN LAN VLAN

WLAN

Which WAN technology takes advantage of cell towers that provide wireless signal coverage for mobile devices? PAN WWAN Satellite WLAN

WWAN

A type of diagnostic tool used for measuring the strength of a wireless signal is called: Tone generator Multimeter WiFi analyzer Network mapper

WiFi analyzer

Which of the following would be of help in determining the optimal placement of a WAP? War driving Optical power meter Network mapper WiFi analyzer

WiFi analyzer

Class A addresses

the first octet is used for the network ID, and the last three are used for the host ID.

Class C addresses

the first three octets are used for the network ID, and the second two, are used for the host ID.

Class B addresses

the first two octets are used for the network ID, and the second two, are used for the host ID.