Topic 1.2- System design basics

1) (a)   is a group of multiple devices connected together using a transmission medium to share

resources.

2)......................can be added to the network to connect with the internet.

• Router

• Cables

• LAN

• Modem

3)A specialized company is asked to design and implement a new computer system for a factory.The new design will include automating some manufacturing processes.

Discuss the importance of iteration in the design cycle of any system.

4)A program accesses a text file on disc. To edit the text the user of the program enters data using a keyboard. The program then amends the text which was read from the file, writes the updated file back to disk and produces a printed report of all amendment made to the text file.

a)Construct a system flowchart representing this process.

5) ........................ a type of representation used to describe the flow of information for any process in the system.

• System flow chart

• Unified modeling language

• Data flow diagram

• Structure chart

6) (a)   is early sample or release of a system designed to to evaluate the new design to enhance it.

7)Explain 3 possible consequences of not involving the

end-user in the design process.

8)The design cycle includes planning,Design, development, implementation and (a)  

9).................... is a network security system that controls the incoming and outgoing network traffic.

• Antivirus

• Firewall

• Internet protocol

• FireVault

10) ------------- and ------------------- are methods of obtaining requirements from stakeholders.

(a)