Quiz1

An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office. What type of network would the employee access?

• an intranet

• an extranet

• a local area network

• the Internet

Which statement describes the use of powerline networking technology?

• A home LAN is installed without the use of physical cabling.

• Wireless access points use powerline adapters to distribute data through the home LAN.

• New 'smart' electrical cabling is used to extend an existing home LAN.

• A device connects to an existing home LAN using an adapter and an existing electrical outlet.

What is the prefix length notation for the subnet mask 255.255.255.224?

• /26

• /27

• /28

• /29

A networking technician is working on the wireless network at a medical clinic. The technician accidentally sets up the wireless network so that patients can see the medical records data of other patients. Which of the four network characteristics has been violated in this situation?

• fault tolerance

• Quality of Service (QoS)

• scalability

• security

What type of network traffic requires QoS?

• Email

• on-line purchasing

• video conferencing

• Wiki

What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?

• flow control

• response timeout

• encapsulation

• access method

Which statement accurately describes a TCP/IP encapsulation process when a PC is sending data to the network?

• Packets are sent from the network access layer to the transport layer.

• Data is sent from the internet layer to the network access layer.

• Segments are sent from the transport layer to the internet layer.

• Frames are sent from the network access layer to the internet layer.

What three application layer protocols are part of the TCP/IP protocol suite?

• DHCP; DNS; FTP

• ARP; DNS; FTP

• ARP; DHCP; DNS

• DHCP; DNS; NAT

Which name is assigned to the transport layer PDU?

• bits

• Packet

• frame

• segment

• data

When IPv4 addressing is manually configured on a web server, which property of the IPv4 configuration identifies the network and host portion for an IPv4 address?

• default gateway

• DNS server address

• subnet mask

• DHCP server address