The Internet Flashcards
Many computers can share a smaller pool of routable IP addresses with _______________.
Network Address Translation
Email
Web Servers
Remote Desktop
Network Address Translation
What port number is used by HTTPS?
43
143
443
343
443
What port number is used by SMTP?
23
25
110
144
25
The Integrated Services Digital Network (ISDN) sends telephone transmissions across what type of lines?
Analog
Digital
Integrated
Steel
Digital
What port number is used by POP3?
23
25
110
143
110
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?
Modem
Server
Telephone
Terminal
Modem
What is the fundamental protocol for communication on the Internet?
Chat
TCP/IP
Telnet
Ethernet
TCP/IP
What service runs from the provider straight to a home or office, using fiber the whole way?
FTTP
FTP
SFTP
FTTN
FTTP
All Web browsers use the _______________.
Hypertext Transfer Protocol (HTTP)
Internet Message Access Protocol (IMAP)
Integrated Services Digital Network (ISDN)
Post Office Protocol 3 (POP3)
Hypertext Transfer Protocol (HTTP)
______________ 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
ISDN
DSL
Broadband cable
DSL
Which software enables multiple connections to the Internet to go through one protected computer?
Firewall
Mail server
Network
Proxy server
Proxy server
Z-Wave and Zigbe use a _______________ networking topology to facilitate communication in homes, yet both also have hubs that act as the network interconnect.
Star
Mesh
Ring
Tree
Mesh
Tier 1 providers own long-distance, high-speed fiber-optic networks called ______________.
Backbones
Connectors
Root servers
Telephones
Backbones
What protocol uses port numbers 67 and 68?
DHCP
DNS
HTTP
FTP
DHCP
Every Tier 1 and Tier 2 provider leases connections to the Internet to companies called ______________.
Internet Connection Sharing (ICS)
Integrated Services Digital Network (ISDN)
Internet service providers (ISPs)
World Wide Web (WWW)
Internet service providers (ISPs)
Which servers provide Web sites you access by using the HTTP protocol on port 80?
File
Mail
Network
Web
Web
What term refers to encrypted tunnels that create private networks through the Internet?
NATs
Emulated terminals
VPNs
PPTPs
VPNs
What port numbers are used by FTP?
443 and 444
20 and 21
23 and 25
80 and 110
20 and 21
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.
Network Address Translation (NAT)
Quality of Service (QoS)
Internet Message Access Protocol version 4 (IMAP4)
Lightweight Directory Access Protocol (LDAP)
Quality of Service (QoS)
With most ISPs, a(n) ______________ server will provide your computer with the proper TCP/IP configuration information.
SMTP
WWW
Telnet
DHCP
DHCP
What allows you to give anyone control of your desktop through an e-mail invitation?
Secure Shell
SMTP
Proxy
Remote Assistance
Remote Assistance
What term refers to the amount of time a packet takes to get to its destination?
Latency
Handshaking
TTL
PTS
Latency
What allows you to make voice calls over a computer network?
Satellites
Tunneling
Encryption
VoIP
VoIP
