Unit 1: 8.CS.a.1 - Identify computer parts

Ava is assembling her own computer.

What is the role of the POWER SUPPLY in her setup?

• Internal hardware component that supplies components in a computer with power.

• External plug that powers the computer up.

• It is a piece of software.

Answer explanation

The correct choice is that the power supply is an internal hardware component that supplies power to the computer's components. It converts electrical energy from an outlet into usable power for the system.

James is using his computer to run a complex simulation. What is the purpose of the CPU in this scenario?

• Internal hardware which connects all other computer parts.

• Enables you to use programs and apps. Processes instructions.

• Allows you to save or delete files.

Answer explanation

The CPU (Central Processing Unit) is essential for enabling the use of programs and apps by processing instructions. It performs calculations and executes commands, making it the core component for computer functionality.

Luna is trying to remember where her apps and programs are stored. She knows it's a temporary technology.

Answer explanation

RAM (Random Access Memory) is temporary memory used for active processes, while storage devices like HDDs and SSDs provide permanent storage for files and folders, retaining data even when powered off.

What is the definition for hardware.

• Hardware is the physical parts of the computer

• Hardware is the programs that run on a computer.

Answer explanation

The correct definition of hardware is 'the physical parts of the computer.' This includes components like the CPU, RAM, and hard drives, distinguishing it from software, which refers to the programs that run on the hardware.

Hannah is setting up her new office and needs to purchase items like RAM, Processors, Printers, Mouse, Keyboard, and Monitors. These items are all examples of

• software

• malware

• spyware

• hardware

Answer explanation

RAM, processors, printers, mouse, keyboard, and monitors are all physical components of a computer system, collectively known as hardware. Unlike software, which consists of programs and applications, hardware refers to the tangible parts.

Abigail is assembling a computer. What does the computer case do?

• Keeps the computer warm.

• Protects the computer parts.

• Defends against aliens.

• Supplies power to the RAM

Answer explanation

The computer case protects the computer parts by providing a sturdy enclosure that shields them from dust, physical damage, and electromagnetic interference, ensuring the components function properly.

Michael is assembling a computer. What is the task of this computer part?

• Executes instructions for logical operations

• Renders the graphical display

• Connects all other computer parts

Answer explanation

The correct choice, 'Connects all other computer parts', refers to the motherboard, which serves as the main circuit board, allowing communication between the CPU, RAM, and other components, unlike the other options which describe different functions.

Abigail is organizing her computer files and wonders which part of the computer is the permanent memory that holds programs and files. Can you help her identify it?

• Power Supply

• Hard Drive

• Optical Drive

• Video Card

Answer explanation

The hard drive is the computer's permanent memory, storing programs and files even when the computer is turned off. Other components like the power supply and video card do not serve this function.

Elijah and Olivia are discussing which of these is NOT a computer?

• Smartphone

• Car

• Game Console

• Regular Lightbulb

Answer explanation

A regular lightbulb is not a computer; it is a simple device that produces light. In contrast, smartphones, cars, and game consoles all contain computer components and perform computing tasks.

Jema is trying to upgrade her computer part. She knows she needs a PCI-E cable to provide power to the part. What is the computer part?

Answer explanation

The image displays PCI-E slots for graphics cards, which are used to connect graphics cards to the motherboard. This is the correct choice as it specifically refers to the slots designed for high-speed graphics processing.