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CompTIA A+ > A+ 1002: CH21 Review > Flashcards

A+ 1002: CH21 Review Flashcards

1
Q

The Integrated Services Digital Network (ISDN) sends Telephone Transmissions across what types of liens?

Analog
Integrated
Steel
Digital

A

Digital

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2
Q

What is another term for Primary Rate Interface (PRI) ISDN Lines?

Telephone Lines
T3
Fiber-Optic
T1

A

T1

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3
Q

Phone lines have a speed based on a unit called ______, which is one cycle per second?

flux
baud
byte
digit

A

baud

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4
Q

What ports does the Service Location Protocol (SLP) use?

UDP and TCP Port 427
UDP and TCP Port 435
UDP and TCP Port 423
UDP and TCP Port 430

A

UDP and TCP Port 427

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5
Q

Which Protocol do Internet games employ to send information using Ports reserved by the game?

TCP/IP
SMTP
FTP
Telnet

A

TCP/IP

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6
Q

______ connections to ISPs use a Standard Telephone Line with Special Equipment on each end to create always-on Internet connections at speeds much greater than dial-up?

FTTN
Broadband Cable
ISDN
DSL

A

DSL

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7
Q

What allows you to make Voice calls over a Computer Network?

VoIP
Tunneling
Satellites
Encryption

A

VoIP

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8
Q

All Web Browsers use the _______?

Internet Message Access Protocol (IMAP)
Hypertext Transfer Protocol (HTTP)
Post Office Protocol v3 (POP3)
Integrated Services Digital Network (ISDN)

A

Hypertext Transfer Protocol (HTTP)

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9
Q

Z-Wave and ZIgbe use _______ Networking topology to facilitate communication in homes, yet both also have hubs that act as the Network interconnect?

Ring
Mesh
Star
Tree

A

Mesh

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10
Q

Many computers can share a smaller pool of routable IP Addresses with _______?

DNAT
Port 80
IMAP4
Remote Desktop

A

DNAT

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11
Q

Which Port Numbers are used by FTP?

80 and 110
20 and 21
443 and 444
23 and 25

A

20 and 21

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12
Q

Marked as and now generally accepted as a True 4G Technology, LTE Networks feature theoretical speeds of up to ______ download and 100 Mbps upload?

500 Mbps
150 Mbps
75 Mbps
1 Gbps

A

1 Gbps

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13
Q

What type of signal does a computer use to communicate?

Digital
Analog
Wave
Encrypted

A

Digital

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14
Q

Which Protocol is nothing more than FTP running through an SSH tunnel?

SFTP
SSHT
SNMP
FTPS

A

SFTP

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15
Q

Every Tier 1 and Tier 2 provider leases connections to the Internet to companies called ______?

Internet Connection Sharing (ICS)
World Wide Web (WWW)
Internet Service Providers (ISP)
Integrated Services Digital Network (ISDN)

A

Internet Service Providers (ISP)

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16
Q

Your Router can use a feature called ______ to prioritize access to network resources. This feature enables you to ensure certain users, applications, or services are prioritized?

Internet Message Access Protocol version 4 (IMAP4)
Quality of Service (QoS)
Network Address Translation (NAT)
Lightweight Directory Access Protocol (LDAP)

A

Quality of Service (QoS)

17
Q

What allows you to give anyone control of your desktop through an email invitation?

Secure Shell
Proxy
Remote Assistance
SMTP

A

Remote Assistance

18
Q

What Port Number is used by SMTP?

110
25
23
144

A

25

19
Q

How many physical lines does the Basic Rate Interface (BRI) setup use?

One
Three
Four
Two

A

One

20
Q

What tool provides the basic software structure for communication on the Internet?

Ethernet
Chat
Telnet
TCP/IP

A

TCP/IP

21
Q

What Port number is used by POP3?

23
143
110
25

A

110

22
Q

What Port Number is used by HTTPS?

43
343
443
143

A

443

23
Q

What device turns Digital Data into an Analog Signal for sending it over the Telephone Line, and then turns it back into Digital Data when it reaches the other end of the connection?

Telephone
Terminal
Modem
Server

A

Modem

24
Q

What term refers to encrypted tunnels that create private Networks through the Internet?

VPNs
Emulated Terminals
PPTPs
NATs

A

VPNs

25
Q

What Protocol uses Port Numbers 67 and 68?

FTP
DNS
HTTP
DHCP

A

DHCP

26
Q

What is the most common VoIP Application Protocol?

SSH
SIP
SSL
SFTP

A

SIP

27
Q

Which servers provide Web Sites you access by using the HTTP Protocol over Port 80?

Web
Mail
Network
File

A

Web

28
Q

Which Protocol enables Operating Systems and Applications to Access Directories?

SMB
SAMBA
SNMP
LDAP

A

LDAP

29
Q

Which high-speed Internet Technology uses Line-Of-Sight?

ISDN
GSM
LTE
Satellite

A

Satellite

30
Q

What Service runs from the Provider straight to a home or office, using Fiber the whole way?

FTP
FTTP
FTTN
SFTP

A

FTTP

31
Q

What term refers to the amount of time a packet takes to get to its destination?

TTL
Handshaking
Latency
PTS

A

Latency

32
Q

Which Software enables multiple connections to the Internet to go through one protected computer?

Network
Firewall
Mail Server
Proxy Server

A

Proxy Server

CompTIA A+ (36 decks)

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