Intro to CS Y7

What is cloud storage primarily used for?

• Storing data on a local hard drive

• Storing data on remote servers accessed via the internet

• Storing data on a USB stick

• Storing data on a CD

Answer explanation

Cloud storage is primarily used for storing data on remote servers accessed via the internet, allowing users to access their files from anywhere, unlike local hard drives, USB sticks, or CDs which store data locally.

Which of the following is an example of secondary storage?

• RAM

• Hard Disk Drive (HDD)

• CPU

• Monitor

Answer explanation

The Hard Disk Drive (HDD) is an example of secondary storage, as it stores data persistently. In contrast, RAM is primary storage, the CPU processes data, and the monitor displays output.

Which of these is a cloud service?

• Microsoft Word

• Google Drive

• Paint

• Notepad

Answer explanation

Google Drive is a cloud service that allows users to store and access files online. In contrast, Microsoft Word, Paint, and Notepad are desktop applications that do not provide cloud storage capabilities.

Which of the following is an input device?

• Printer

• Keyboard

• Monitor

• Speaker

Answer explanation

A keyboard is an input device used to enter data into a computer. In contrast, a printer, monitor, and speaker are output devices that display or produce information.

Which of the following is an output device?

• Mouse

• Scanner

• Monitor

• Microphone

Answer explanation

A monitor is an output device that displays visual information from a computer. In contrast, a mouse and scanner are input devices, and a microphone captures audio input, not output.

What is the main difference between software and hardware?

• Software is physical, hardware is not

• Hardware is physical, software is not

• Both are physical

• Both are not physical

Answer explanation

The main difference is that hardware refers to the physical components of a computer system, such as the CPU and RAM, while software consists of the programs and applications that run on the hardware, making it non-physical.

Which of the following is an example of software?

• CPU

• Operating System

• Keyboard

• Hard Drive

Answer explanation

The Operating System is software that manages hardware and software resources on a computer. In contrast, the CPU, keyboard, and hard drive are hardware components.

Which of these is a benefit of using cloud storage?

• Data is only accessible from one device

• Data is stored on a local device

• Data can be accessed from anywhere with internet

• Data is stored on a floppy disk

Answer explanation

The correct choice highlights a key benefit of cloud storage: data can be accessed from anywhere with an internet connection, allowing for greater flexibility and convenience compared to local storage options.

Which of the following is NOT a cloud service?

• Dropbox

• iCloud

• Local Disk C:

• OneDrive

Answer explanation

Local Disk C: refers to a physical storage drive on a computer, while Dropbox, iCloud, and OneDrive are all cloud services that store data online. Therefore, Local Disk C: is NOT a cloud service.

What is the primary function of secondary storage?

• To process data

• To store data permanently

• To display data

• To input data

Answer explanation

The primary function of secondary storage is to store data permanently. Unlike primary storage, which is temporary and volatile, secondary storage retains data even when the power is off, making it essential for long-term data storage.