FREE Microsoft Networking Essentials: Final Course Question and Answers

Question 1

What happens when a tiny wireless router's security mode is set to WEP?

Accepted Answer

It encrypts data between the wireless client and the access point.

Answer

It translates an internal address or group of addresses into an outside, public address.

Answer

It identifies the wireless LAN.

Answer

It translates IP addresses into easy-to-remember domain names.

Question 2

Which solution permits only internal FTP servers on private networks to be accessed by external users?

Accepted Answer

port forwarding

Answer

NAT with overload

Answer

static NAT

Answer

dynamic NAT

Question 3

What is an SSID broadcasting security flaw that is inherently present?

Accepted Answer

It broadcasts the identity of the network.

Answer

It allows any host to join the wireless network.

Answer

It sends traffic unencrypted between the wireless access point and the client.

Answer

It allows unauthenticated access to the wireless network.

Question 4

The hosts on a network are given IP addresses on a dynamic basis by a DHCP server. The configuration for the address pool is 192.168.10.0/24. On this network, three printers require the use of reserved static IP addresses from the pool. How many IP addresses in the pool are still available for other hosts to be assigned?

Accepted Answer

251

Answer

252

Answer

253

Answer

254

Question 5

To communicate over the network, a client device on an Ethernet segment requires an IP address. On the network, a DHCP server with the IP address 192.168.1.1 has been set up and activated. How can a client device get an IP address that works on this network?

Accepted Answer

Answer

Send a DHCPACK packet to the default gateway address

Answer

Send a DHCPDISCOVER message to physical address FF-FF-FF-FF-FF-FF.

Answer

Send a DHCPREQUEST packet to IP address 255.255.255.255.

Answer

Use a statically configured IP address from the pool of IP addresses that is offered by the DHCP server.

Question 6

Which two factors are taken into consideration when choosing a network medium for a network?

Accepted Answer

the environment where the selected medium is to be installed

Answer

the types of data that need to be prioritized

Answer

the number of intermediate devices that are installed in the network

Question 7

In the course of encapsulation, at which layer of the OSI model would a logical address be added?

Accepted Answer

network layer

Answer

transport layer

Answer

physical layer

Answer

data link layer