QUESTIONS GRADED A+
◉ 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
- the Internet
- an extranet
- a local area network. Answer: an intranet
◉ Which statement describes the use of powerline networking
technology?
- New "smart" electrical cabling is used to extend an existing home
LAN.
- A home LAN is installed without the use of physical cabling.
- A device connects to an existing home LAN using an adapter and an
existing electrical outlet.
- Wireless access points use powerline adapters to distribute data
through the home LAN.. Answer: A device connects to an existing
home LAN using an adapter and an existing electrical outlet.
, ◉ 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
- scalability
- security
- Quality of Service (QoS)
- reliability. Answer: security
◉ Match each characteristic to its corresponding Internet
connectivity type. (Not all options are used.)
- not suited for heavily wooded areas, uses coaxial cable as a medium,
typically has a very low bandwidth, high bandwidth connection that
runs over telephone line, typically uses a T1/E1 or T3/E3 circuit.
Answer: * not suited for heavily wooded areas - satellite
* uses coaxial cable as a medium - cable
* typically has very low bandwidth - dialup telephone
* high bandwidth connection that runs over telephone line - DSL
◉ What two criteria are used to help select a network medium from
various network media? (Choose two.)
, - the types of data that need to be prioritized
- the cost of the end devices utilized in the network
- the distance the selected medium can successfully carry a signal
- the number of intermediate devices installed in the network
- the environment where the selected medium is to be installed.
Answer: * the distance the selected medium can successfully carry a
signal
* the environment where the selected medium is to be installed
◉ What type of network traffic requires QoS?
- on-line purchasing
- video conferencing
- wiki. Answer: video conferencing
◉ A user is implementing security on a small office network. Which
two actions would provide the minimum security requirements for
this network? (Choose two.)
- implementing a firewall
- installing a wireless network
- installing antivirus software
- implementing an intrusion detection system