Server Assessment
Explain the main purpose of a computer server?
A computer server is a computer with massive amounts of pcu, memory and storage that is used by a network to process, send, store and retrieve data for clients on that network.
Explain the following roles played by a server?
Print and File Services: these do the bulk of the work of a network; they are coordinated with intrenets and the Internet. This is the basic processing of the network server consisting of info/data retrieval, storage, sharing, printing, etc.
Application Services: this is a program that processes applications that go from a user to a database; it usually consists of more complex transactions and is needed for high-speed work
Gateway Services: this is a server that lets users connect remotely to a desktop computer and use it just as though they were there sitting in front of it.
d. Firewall and Proxy Services: this is a security system for a network that keeps the network from being hacked or hijacked by intruders; it acts as an application that can be turned on and off or used only in specific incidences.
3. What consideration do you need to take into account when choosing network operating systems?
Answer: First, you need to consider your needs: what will you be using the OS for? Who will be using it? Then you need to examine the kind of software that you typically use and see if it is compatible with the OS you are investigating. You also want to consider whether the OS is popular or user friendly or how it will connect with others. Plus, you need to consider security -- as in, what is the most secure operating system (Linux)? This will also play into how compatible the OS is with your programming tools/needs. On top of that, you may have business needs to consider. Then, finally, there is the cost factor.
4. Explain Hot Swop hard drives in a network server.
Answer: A hot swap is when a hard drive, CD ROM or power supply is replaced within the computer while the computer is still in operation mode. This requires utilizing a rack/enclosure so that the bus believes the device is still there when in reality it is not because it is being replaced by a functioning device.
5. What are the benefits of hot swappable drives?
Answer: The benefits are typically related to the industry for example with retrievable data. For instance, if a business is backing up info on a hard drive and the original malfunctions, the backup hot swappable drive can be swapped so that there is almost zero down-time...
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