Unit 18 quiz 2

FTP is a service provided by the ……………………… layer (KLO 3)

• Transport

• Session

• Presentation

• Application

Which class has the most number of networks available by default? (KLO 1.3.b)

• A

• B

• C

• D

The number of host addresses available in class B is …… per network (KLO 1.3.b)

• 2¹⁴

• 2⁸-2

• 2¹⁶-2

• 2²⁴

Which of the following cable types are most commonly used for medium-sized LANs? (KLOs 1.4.a,

• Shielded Twisted Pair (STP)

• Unshielded Twisted Pair (UTP)

• British Naval Connector (BNC)

• Attachment User Interface (AUI)

Twisted Pair cable uses what kind of connector? (KLO 1.4.a)

• RJ-11

• RJ-45

• BNC

• ST

Wireless communication uses which of the following to transmit data between devices on a LAN?(KLO 1.4.c)

• Radio frequencies

• LED-generated light

• Fibre optics

• None of the above

What does the twisting of the wires do in a twisted-pair cable?(KLO 1.4.a)

• It makes it thinner.

• It makes it less expensive.

• It reduces noise problems

• It allows six pairs to fit in the space of four pairs.

Of all the network cabling options, …………. offers the longest possible segment length. (KLOs 1.4.a, 1.4.b)

• Unshielded twisted pair

• Coaxial

• Fiber-optic

• Shielded twisted pair

What devices transfer packets across multiple networks and use tables to store network addresses to determine the best destination KLOs (2.2.d, 2.2.b, 2.2.j)

• Routers

• Bridges

• Switches

• Hubs

What is the best way to prevent damaging your PC with static Electricity? (KLOs 4.1.a, 4.1.b, 4.2.a, 4.2.b)

• Wear leather shoes

• Periodically touch a safe ground point on the PC to discharge yourself

• Static electricity doesn’t really hurt a PC

• Wear an ESD wrist strap