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What is Epeat rating?

EPEAT (Electronic Product Environmental Assessment Tool) is a ranking system that helps purchasers in the public and private sectors evaluate, compare and select desktop computers, notebooks and monitors based on their environmental attributes.

What is meant by EPEAT?

The Electronic Product Environmental Assessment Tool (EPEAT) is a global ecolabel for the IT sector. EPEAT helps purchasers, manufacturers, resellers, and others buy and sell environmentally preferable electronic products.

How many EPEAT criteria are there?

EPEAT also contains 28 optional environmental performance criteria. The required and optional criteria are clustered into eight categories: Reduction or elimination of environmentally sensitive materials.

Which organization oversees EPEAT certification for green electronics?

EPEAT is managed by the Green Electronics Council, a non-profit organization founded in 2005 to inspire and catalyze environmental leadership throughout the lifecycle of electronic technologies.

Is a system that enables purchasers to evaluate compare and select electronic products based on a total of 51 environmental criteria?

The Electronic Industry Citizenship Coalition established a system that enables purchasers to evaluate, compare, and select electronic products based on a total of 51 environmental criteria.

What does EPEAT cover?

EPEAT covers three groups of products: 1) computer desktops, monitors and notebook computers; 2) imaging equipment including printers, copiers and multifunction devices; and 3) televisions.

What is EPEAT gold certificate?

EPEAT identifies EPEAT-registered products in one of three environmen- tal performance tiers: Bronze, Silver or Gold. Silver: Product meets all 23 required criteria plus at least 14 optional criteria. Gold: Product meets all 23 required criteria plus at least 21 optional criteria.

What is the Green Computing?

Green computing (also known as green IT or sustainable IT) is the design, manufacture, use and disposal of computers, chips, other technology components and peripherals in a way that limits the harmful impact on the environment, including reducing carbon emissions and the energy consumed by manufacturers, data centers …

Which topology is the least used topology with microcomputers?

Ring topologies are the least used topology with microcomputers.

What are rules called when referring to a network?

A protocol is a set of rules that governs the communications between computers on a network. A network protocol defines rules and conventions for communication between network devices.

Which network is the smallest?

Personal Area Network (PAN)

Personal Area Network (PAN)
The smallest and most basic type of network, a PAN is made up of a wireless modem, a computer or two, phones, printers, tablets, etc., and revolves around one person in one building.

What are two factors that affect network performance?

The performance of a network can be affected by various factors:

  • the number of devices on the network.
  • the bandwidth of the transmission medium.
  • the type of network traffic.
  • network latency.
  • the number of transmission errors.

What is the most common network design in use?

local area network

LAN stands for local area network and is the most common and popular network design found in most businesses and homes. It is a network that interconnects devices in a limited geographical area.

What are the 4 types of networks?

A computer network is mainly of four types:

  • LAN(Local Area Network)
  • PAN(Personal Area Network)
  • MAN(Metropolitan Area Network)
  • WAN(Wide Area Network)

What is one way hackers can trick you into transmitting?

What is one way hackers can trick you into transmitting personal data over on a public network without your knowledge? They disguise the network as an evil twin.

What is the difference between LAN MAN and WAN?

LAN stands for Local Area Network. MAN stands for Metropolitan Area Network. WAN stands for Wide Area Network. LAN is often owned by private organizations.

What are the 3 types of network?

The Network allows computers to connect and communicate with different computers via any medium. LAN, MAN, and WAN are the three major types of networks designed to operate over the area they cover. There are some similarities and dissimilarities between them.

What is the maximum range of LAN?

A LAN network is limited to between 100-1000 meters coverage. A MAN network is will usually stretch up to an area of 100 KM.

What is the maximum range of WAN?

A Wide Area Network provides coverage far greater than a MAN is capable of providing. A WAN connects LANs and MAns, with an example of a WAN being the Internet. While a WAN, which operates similarly to a MAN, can span the globe, a MAN is only capable of spanning an area between 5 to 50 kilometers in range.

Is LAN faster than WAN?

— while WANs cover larger areas, such as cities, and even allow computers in different nations to connect. LANs are typically faster and more secure than WANs, but WANs enable more widespread connectivity.

What kind of phone lines can WAN use?

Point-to-point WAN service may involve either analog dial-up lines, in which a modem is used to connect the computer to the telephone line, or dedicated leased digital telephone lines, also known as “private lines.” Analog lines, which may be either part of a public-switched telephone network or leased lines, are …

What is the purpose of WAN?

A wide area network (also known as WAN), is a large network of information that is not tied to a single location. WANs can facilitate communication, the sharing of information and much more between devices from around the world through a WAN provider.

What is WAN with example?

Wide Area Network examples

The best example of a Wide Area Network is th Internet itself. Other smaller examples of WANs are: A network of bank cash dispensers; A Company network with several branch offices geographically distant.

What are the disadvantages of WAN?

Disadvantages of WAN :

  • It is slow in speed.
  • It is complected and complex.
  • It is difficult to maintain the network.
  • It is very costly because we have to pay every time for transferring data.
  • WAN is a big and complex problem.
  • Very much dependency on third party because it is a public network.