IB Computer Organisation

What should label A say?

• Input
• Output
• Processing
• Storage

What should label B say?

• Input
• Output
• Processing
• Storage

What should label C say?

• Input
• Output
• Processing
• Storage

What should label D say?

• Input
• Output
• Processing
• Storage

Which of these is an Input device

• Temperature Sensor
• Servo Motor
• SD card
• Monitor

Which of these are primary storage?

• Hard Disk Drive and RAM
• RAM and ROM
• Hard Disk Drive and Tape
• CD-ROM and ROM

Which of these are Secondary Storage

• ROM
• RAM
• Hard Disk
• CPU

The steps when the CPU executes instructions is

• Get, Look at, Do
• Fetch, Decide, Execute
• Fetch, Decode, Execute
• Find, Decode, Execute

The part of the CPU which holds the location of the next bit of memory to read from / written to

• Address Bus
• Random Access Memory
• Memory Data Register
• Memory Address Register

Which part of the Fetch/Decode/Execute cycle decides what the instruction is

• Fetch
• Decode
• Execute
• None of the above