... is happening inside the actual machine. This essay will cover the 4 layer model and help people understand the four elements to a computer, which are the: Hardware, Software, Network and People- shown on the picture below. Hardware There are 6 main components inside a normal computer, which are the: CPU, Motherboard, RAM, HDD, Power Supply and Case. Each component has a significant part to itself, and without ... monumental piece of equipment. As the CPU informs all the parts of the computer to process. The Motherboard evaluates the timing of all the devices in the computer with its cl...

• Word Count: 1920
• Approx Pages: 8
• Grade Level: High School

... several actions. One of the easiest and most effective would be to turn off file and print sharing for your computer. The second thing you could do would be to obtain a personal firewall. In this area you have two options, hardware or software. If you want an inexpensive route then you can download a software firewall. Firewall? Just what is that ... ? Well, it either a software program of hardware device that effectively blocks outsiders from entering your computer. Software firewalls just need to be installed onto your computer and can be either automatically configured of manually ......

• Word Count: 1446
• Approx Pages: 6
• Grade Level: High School

... needed for each group of applications that move as a unit between nodes. Server clusters can project the identity of multiple servers from a single cluster by using multiple IP ddresses and computer names: this is known as a virtual server. What type of security do these farms use? 5"There are a number of general assumptions and operational best practices that should be in place ... for the infrastructure to ensure a secure environment in which to run Server clusters. of very important corporate data processing". First servers and storage are in physically secure locations. Hardware and...

• Word Count: 2250
• Approx Pages: 9
• Has Bibliography
• Grade Level: High School

... office to be connected to a main office: Access Flexibility Extended Hours Conferencing Synchronization Internet/E-mail Access- Connections between a home computer and a computer in a main office will allow an employee to transfer documents from one location to another. Printers and other hardware peripherals can also be shared between systems. Flexibility- An employee with a home-connected network has an opportunity to adjust a ... through out the home network (Coyle, p. 58). Bluetooth (http://www.bluetooth.com/) and Linksys (http://www.linksys.com/) both offer wireless systems. For th...

• Word Count: 1752
• Approx Pages: 7
• Has Bibliography
• Grade Level: High School

... is also non-routable, therefor, a device on a NetBEUI network can not access a device on another network. However, segmenting a NetBEUI network can be accomplished by using a bridge because bridges use hardware addresses to determine the destination of data. Another disadvantage of not being a routable protocol and not using an IP address for addressing is that computers can not use NetBEUI to ... (Dux Digest). DHCP is a protocol that allows for the communication between computers and the administration of IP addresses. With DHCP, static IP addresses are not assigned to each individuall...

• Word Count: 1704
• Approx Pages: 7
• Has Bibliography
• Grade Level: High School

... the work of a hub, except that it registers the IP addresses of the computers plugged into it and while a hub transfers packets to every computer on the network and a switch only transfers data to specific computers. When it receives a message, it only sends it to the intended recipient. ... a switch between the two networks. In this way, switches are good for migrating to faster network speeds without having to discard older legacy network hardware. In a telecommunications network, a switch is a device that channels incoming data from any of multiple input ports to the specific output...

• Word Count: 1747
• Approx Pages: 7

What is internet? "Internet is a global system of intern-connected computer networks beyond that system of inter-connected networks, many other sophisticated software and hardware components are needed to provide the required support structure: database software, network switches and hubs, encryption hardware and software, multimedia support, and, of course, the World Wide Web."(Gary P. Schneider et al) Unique features of the internet include: ... of getting datagrams to their destination. Finally there are the protocols needed to manage a specific physical medium, such as Ethernet or a point...

• Word Count: 1386
• Approx Pages: 6
• Has Bibliography

... registered the domain name "peachnet.edu" for use by our servers and others. The host names "mail" and "www" represent different servers registered in the same domain. A domain name is a computer name suffix shared by a group of computers in the same organization. A domain name should be associated with an IP address through a Forward Lookup record. Domain names are organized in a hierarchy ... data link layer over either fiber or twisted-pair cable. ATM differs from more common data link technologies like Ethernet in several ways. ATM does not involve routing for example. Hardware devi...

• Word Count: 2297
• Approx Pages: 9
• Grade Level: High School

... detailed side of what VoIP is and how it works. First and foremost, VoIP is an emerging technology still in the early stages. A personal computer (PC) must capture an analog voice and convert it to a digital signal, compress the audio with a compression-decompression (codec) device and then ... is the fact that there has yet to be a standardized set of protocols for the manufacturers and vendors. This is leading to proprietary hardware and software, which all leads to incompatibility and increased expense. As with all technologies and advances, the bottom line is the dollar. These ... ...

• Word Count: 2347
• Approx Pages: 9