r5 L24 Quiz - Use of Different Forms of Notation

What is the purpose of a data flow diagram?

• To calculate the time of data flow
• To show how data moves between different processes in a system
• To show the flow of hairstyles
• To hamper information flow

What does an information flow diagram show?

• How data is kept secure in a system
• How data flows internally between different parts of an organisation and externally between organisations
• The physical components of a system and password
• The breakdown of recycled waste in a flow

What is the purpose of a flow chart?

• To show the breaks of a system
• To analyze information security
• To show how data is secured
• To break down processes into simple steps

What does a system diagram show?

• The software in a system
• How data moves between different departments
• The physical components of a system and the flow of information between them
• How data is secured

When are tables and written information preferable over visual diagrams?

• When detailed and precise information is needed
• When pictures are better
• When presenting to a large audience
• When communicating to non-technical users

What is the main use of tables?

• Breaking down processes into simple steps
• Showing the flow of information between different components of a system
• Presenting numerical data
• Analysing information flow in a business

In what context is written information helpful?

• Showing the physical components of a system and the flow of information between them
• Explaining ideas in depth and adapting for the audience
• Communicating technical ideas to non-technical users
• Presenting numerical data for solving equations

What is one disadvantage of using tables to present information?

• They can be difficult to interpret with large datasets
• They lack the visual explanation provided by diagrams
• They require less time to interpret than visual diagrams
• They are suitable for presenting information to children

Which diagram type is used to show the movement of data within a system?

• Data flow diagram
• Information flow diagram
• System diagram
• Flow chart

What is the purpose of including written explanations with visual diagrams?

• To replace the need for visual diagrams
• To communicate technical ideas to non-technical users
• To present detailed numerical data
• To help with the interpretation of the diagrams by providing context