IBDP Computer Science: SL Mix

What does 'change management' involve?

• Updating software to the latest version
• Managing the transition from old to new systems
• Changing the management team
• Managing changes in company leadership

What is the main purpose of user documentation?

• To provide developers with a guide to the system architecture
• To guide users in the operation of the system
• To document the changes in system versions
• To outline system requirements and specifications

Which of the following is a function of the Control Unit (CU)?

• Performing arithmetic and logic operations
• Managing the execution of instructions
• Storing data for immediate access by the CPU
• Enhancing the speed of operations through data caching

What is the primary role of primary memory?

• To store user data permanently
• To act as a temporary storage for the CPU to access program instructions
• To increase the processing speed by storing frequently accessed data
• To manage external storage devices

What is a VPN used for?

• Speeding up the internet connection
• Monitoring network traffic
• Creating a secure connection over the internet
• Connecting local area networks (LANs) without the internet

Which layer of the OSI model is responsible for translating data into a form that the application layer can accept?

• Presentation
• Session
• Transport
• Network

What is the first step in solving a computational problem?

• Writing code
• Testing
• Identifying the problem
• Debugging

What does 'thinking abstractly' mean in computer science?

• Thinking about the problem removing levels of detail

• Focusing on specific programming languages
• Considering every possible detail
• Writing detailed documentation

Which is a key factor in system installation?

• User interface design
• Compatibility with legacy systems
• Color schemes of the interface
• Brand of computer hardware

What distinguishes RAM from ROM?

• RAM is faster
• RAM is non-volatile
• RAM is volatile
• ROM can be easily modified