7.2.1 The benefits and drawbacks of connecting devices to form networks

Question 1

Explain:

2 advantages of connecting devices to form a network

Answer 1

2 of:
* Reliability - a central servber means data is still available if a device fails
* Accessibility on a global scale - If network is a WAN, then resources like data, files, info are accessible to the user of a connected device regardless of location
* Manageability - Server-based networks, individual software applications do not need to be installed on every computer connected to the network, the software is installed and can be upgraded/updated centrally and then be readibly accessible to all connected devices
* Security - Controlled centrally to mitigate risks against security breaches

Question 2

Explain:

2 disadvantages of connecting devices to form a network

Answer 2

2 of:
* Servers - a server-based network will be reliant on servers for files or mail, meaning its important that networks have powerful computers used as servers which makes it easier to set up and maintain the network
* Implementation costs - Initial costs are high with hardware (servers, switches etc.)
* Maintainability - Complex configurations and installations, these tasks can only be completed by experienced network specialists who can demand high wages for their skills and knowledge
* Security - Security risks especially with large networks with many users that could introduce viruses etc when accessign and sharing resources and files