07 Jun ALLIED ISY101 MODULE 6 CHECK YOUR UNDERSTANDING
Question
Network links tied together form a:
a. NAP.
b. VPN.
c. WAN.
d. LAN.
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2. A network of high-capacity communication links is the Internet:
a. backbone.
b. gateway.
c. provider.
d. signal.
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3. A company that offers Internet access to individuals is a(n):
a. InfoWeb.
b. DSL (Digital Subscriber Line).
c. Integrated Services Digital Network (ISDN).
d. Internet Serve Provider (ISP).
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4. An ISP may provide __________ services.
a. E-mail
b. Web server
c. instant messaging
d. all of the choices apply
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5. A __________ IP address is a permanently assigned address; __________ IP address is a temporarily assigned address; and a __________ IP address is essentially hidden from hackers.
a. static/dynamic/private
b. public/dynamic/private
c. static/private/dynamic
d. dynamic/static/private
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6. Every domain name corresponds to a unique IP address that has been entered in a:
a. domain database.
b. domain name server.
c. name serve.
d. none of the choices apply.
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7. Prefixes such as http://, www, and ftp: correspond to:
a. parts of the Internet.
b. domain names.
c. protocols.
d. addresses.
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8. A fixed Internet connection that uses a voiceband modem and telephone lines is a __________ connection.
a. dial-up
b. fixed
c. DSL
d. ISDN
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9. All of the following are considered high-speed connections, except:
a. ISDN.
b. DSL.
c. cable.
d. satellite.
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10. DSL uses __________ to transmit data.
a. phone lines
b. cable connections
c. T1 lines
d. none of the choices apply
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11. __________ currently offers the fastest Internet access speeds.
a. ISDN
b. DSL
c. Satellite
d. Cable
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12. Satellite Internet service and TV service requires:
a. two satellite dishes.
b. a satellite dish and a modem.
c. two satellite dishes and two modems.
d. one satellite dish and two modems.
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13. __________ is a wireless broadband service.
a. InfoWeb
b. Fixed wireless Internet service
c. Digital subscriber line
d. Integrated services digital network
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14. Portable Internet access includes all of the following, except:
a. WiFi.
b. portable satellite.
c. portable wireless.
d. cellular.
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15. __________ are intended to work on LANs to monitor and direct packets being transported from one device to another.
a. Routers
b. Gateways
c. Filters
d. Firewalls
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