Understanding Computer Systems

A Device that we can touch

• Computer hardware

• Computer software

• User

What is the function of the Central Processing Unit (CPU)?

• Storing Data

• Executing given instructions

• Managing input/output devices

What is the difference between main memory and secondary storage?

• Main memory is temporary storage, while secondary storage is permanent.

• Main memory is used for long-term data storage, while secondary storage is for short-term.

• There is no difference.

How much RAM do I need for basic tasks?

• ≥ 16GB

• 16GB

• 4GB-8GB

What are the two main classifications of software?

• Operating System and Utility

• System Software and Application Software

• Freeware and Shareware

What is cloud storage?

• A software that helps in data recovery

• A type of physical storage device

• An Internet software service that provides remote storage

What are the types of storage devices?

• USB Flash Drives and Cloud Storage

• RAM and ROM

• Hard Disk Drives (HDDs) and Solid State Drives (SSDs)

What is the role of system software?

• Helps the user and hardware to function and interact

• Stores user data

• Provides entertainment

What is the difference between freeware and shareware?

• Freeware is available free of cost, while shareware is distributed on a trial basis.

• Freeware has limited features, while shareware is fully functional.

• There is no difference.

Which device is considered as an output device?

• Mouse

• Controller

• Printer

• Microphone