System Design Basics

What is a peripheral?

• A device connected to computer.
• An input or output device?
• A device which is part of the computer system, but not on the motherboard.
• All of the above.

A computer server that contains a database of public IP addresses and their associated host names.

• DNS Server
• Proxy Server
• UTP Server
• ISP Server

Another name for a router...

• Gateway
• Bridge
• Switch
• Hub

Which of the following is NOT a stakeholder to consider when implementing a new computer system...

• The Client
• The Customers
• The End User
• The Developer

When deciding whether or not to develop a new system for an organisation you must first undertake?

• A Feasibility Study
• An Analysis
• An Evaluation
• A Requirement Specification

Which is NOT a method of collecting information during the analysis stage of the system life-cycle?

• Observation
• Interview
• Questionnaire
• System Requirements

Which of the following would NOT be created during the design stage of the system life-cycle?

• Flow Charts
• Data Flow Diagrams
• Data Dictionaries & Entity Relationship Diagrams
• System Documentation

One method for demonstrating the proposed system to a client is...

• Prototyping
• Evaluating
• Observing
• Analysing 

What is iteration in terms of the design cycle?

• Modifying the design based on feedback from the client.
• Using loops in the pseudo code.
• Implementing on multiple computers.
• Testing against user requirements.

Which TWO of the following fall under the category of system usability? 

• Ergonomics & Accessibility
• Ergonomics & Verification
• Verification & Validation
• Validation & Accessibilty