Lecture 2: Computing Systems – Success and Failure

What is a system?

• A single hardware component

• A software program

• A collection of components working together toward a goal

• A type of computer virus

Which of the following is an example of a system?

• A keyboard

• The human body

• A smartphone app icon

• A power outlet

What are the main components of a computing system?

• Keyboard and mouse

• Hardware, software, networks, data storage

• Monitor and processor only

• Browser and internet

Why do we need computing systems?

• To make life harder

• To automate tasks, improve efficiency, and ensure accuracy

• To increase system complexity

• To replace humans

Which of the following is NOT a reason to use systems?

• Security and control

• Cost increase

• Scalability

• Efficiency

In system terminology, ‘Input’ is:

• The outcome of processing

• Data fed into the system

• A user interface

• The memory module

Which is often a part of the system component cycle?

• Output → Input → Shutdown

• Input → Process → Output

• Boot → Memory → Shutdown

• Login → Install → Debug

What does ‘feedback’ mean in system components?

• User opinions

• Monitoring system output for improvement

• Returning unused data

• Backup storage

Which system type requires high coordination and integration?

• Simple calculator

• Complex computing system

• Analog clock

• Paper filing cabinet

Class activity 1 focused on what example? (Xem trong slide xD )

• Hospital system

• Online banking

• Online shopping website

• Transportation system