ORIC Sukkur IBA

Text Box

Irfan Ali Memon

Basic operationsof a computer system

1. Input

2. Processing

3. Storage

4. Output

Components of a computer system

1. Hardware2. Software3. Data4. Users

Motherboard

Inputdevices

Processingdevices

Memorydevices

RAM:Volatile memory

ROM: Non-volatile memory

Magnetic storage:

Hard disksStoragedevices

IDE – Integrated Drive Electronics

SCSI – Small Computer Systems Interface

Non-volatile memory

Optical storage: CD/ DVD

Storagedevices

Non-volatile memory

Outputdevices

Communicationdevices

MotherboardChipset and Expansion slots

SystemSoftware

ApplicationSoftware

Can computers think?

Even the most powerfulsupercomputers requirehuman interaction!

Why??

1. Setting up the system

2. Installing software

3. Running programs

4. Managing files

5. Maintaining the system

“Userless” embedded computers

http://tinyurl.com/5hb8pp