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What are backbone routers?

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The piece of equipment that makes the ti...

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What port number is used by HTTPS?


A) 43
B) 143
C) 443
D) 343

E) All of the above
F) A) and C)

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Describe the contents of the Security tab in the Internet Options applet.

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The Security tab enables you set how sev...

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______________ 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.


A) FTTN
B) ISDN
C) DSL
D) Broadband cable

E) B) and C)
F) All of the above

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What protocol uses port numbers 67 and 68?


A) DHCP
B) DNS
C) HTTP
D) FTP

E) A) and D)
F) None of the above

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How do devices use the Service Location Protocol (SLP)?

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Devices use the Service Location Protoco...

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How do satellite connections to the Internet exchange data?

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Satellite connections to the Internet ge...

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What is the most common VoIP application protocol?


A) SSH
B) SIP
C) SSL
D) SFTP

E) C) and D)
F) All of the above

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What is a primary rate interface (PRI)?

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Primary rate interface (PRI) i...

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


A) NATs
B) Emulated terminals
C) VPNs
D) PPTPs

E) C) and D)
F) B) and D)

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Windows offers an alternative to VNC in current Windows systems called ______________.

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Remote Des...

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The router to which you connect at the ISP is often referred to as the ______________.

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Review the steps you might take to solve a limited connectivity problem.

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Limited connectivity points to a DHCP pr...

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Which high-speed Internet technology uses line-of-sight?


A) ISDN
B) Satellite
C) GSM
D) LTE

E) A) and D)
F) A) and C)

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You can use ______________ to make voice calls over your computer?network.

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Voice over...

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Marketed as and now generally accepted as a true 4G technology, LTE networks feature theoretical speeds of up to ______________ download and 75 Mbps upload?


A) 75 Mbps
B) 150 Mbps
C) 300 Mbps
D) 350 Mbps

E) B) and C)
F) C) and D)

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


A) UDP and TCP port 423
B) UDP and TCP port 427
C) UDP and TCP port 430
D) UDP and TCP port 435

E) B) and C)
F) C) and D)

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


A) Chat
B) TCP/IP
C) Telnet
D) Ethernet

E) A) and B)
F) A) and C)

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The Integrated Services Digital Network (ISDN) sends telephone transmissions across what type of lines?


A) Analog
B) Digital
C) Integrated
D) Steel

E) A) and B)
F) B) and D)

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______________ service consists of two types of channels: Bearer (B) channels and Delta (D) channels.

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Integrated services ...

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