Net+ EOC review

The OSI model has ___ layers, compared to the TCP/IP model which has ___ layers.

• 3, 5

• 5, 7

• 7, 5

• 5, 3

What is the maximum distance an ethernet cable can travel?

• 50 Feet

• 98 feet

• 100 Meters

• 100 feet

• 50 Meters

When creating a Hash value, in order to make it more difficult to guess the original content, you can add a random value to the end in a process called ____.

• obfuscating

• salting

• complexing

• defending

What is the subnet mask for the CIDR notation of /17

• 255.255.128.0

• 255.255.0.0

• 255.255.192.0

• 255.255.255.0

What is CHAP (Challenge Handshake Authentication Protocol) used for?

• It is how computers greet one another when connecting for the first time

• It is an ID verification used to record valid access points on the network

• It is a secret handshake used between two IT professionals

• It is used to authenticate remote users to a network

What is 220 in binary?

• 11001001

• 11011100

• 11100010

• 11110000

What is outlined by the IEEE 802.11 standards?

(a)  

A ____ is the "dumb" predecessor to the switch; it broadcasted to all devices, regardless of destination MAC.

• Router

• switch

• bridge

• hub

What device is commonly called a "network gateway", and makes decisions on where to forward packets in order to get to a different network destination?

• hub

• switch

• router

• bridge

Which of the following is the most secure wireless standard to date?

• WPA

• WEP

• WPA3

• WPA2

• WEP3