Elementary Statistics and Computer Application

Advantages and disadvantages of network

Speed

• Sharing and transferring files within Networks are very rapid.
• Thus saving time, while maintaining the integrity of the file.
Cost

• Individually licensed copies of many popular software programs can be costly.
• Networkable versions are available at considerable savings.
• Shared programs, on a network allows for easier upgrading of the program on one single file server, instead of upgrading individual workstations.
Security

• Sensitive files and programs on a network are passwords protected (established for specific directories to restrict access to authorized users).
Centralized Software Management

• Software can be loaded on one computer (the file server) eliminating that need to spend time and energy installing updates and tracking files on independent computers throughout the building.
Resource Sharing.

• Resources such as, printers, fax machines and modems can be shared.
Electronic Mail

• E-mail aids in personal and professional communication.
• Electronic mail on a LAN can enable staff to communicate within the building having tot to leave their desk.
Flexible Access

• Access their files from computers throughout the firm.
Workgroup Computing

• Workgroup software (such as Microsoft BackOffice) allows many users to work on a document or project concurrently.
Disadvantages of Network

• Server faults stop applications being available
• Network faults can cause loss of data.
• Network fault could lead to loss of resources
• System open to hackers
• Decisions tend to become centralised
• Could degrade in performance