Computer System Quiz

In a computer science class, Benjamin is learning about the two major elements of a computer system. What are they?

• Hardware and software

• Hardware and firmware

• Software and Peopleware

• Firmware and Peopleware

Answer explanation

The two major elements of a computer system are hardware and software. Hardware refers to the physical components, while software includes the programs and applications that run on the hardware.

During a technology class, Emma asked her classmates, "Which of the following is not an input device?"

• Keyboard

• Mouse

• Monitor

• Scanner

Answer explanation

A monitor is an output device that displays information from the computer, while a keyboard, mouse, and scanner are all input devices used to provide data to the computer.

In a classroom, Jackson is explaining the role of different components in a computer system. He asks his classmates, 'What is the purpose of the CPU in a computer system?'

• To store data

• To process data

• To input data

• To output data

Answer explanation

The CPU, or Central Processing Unit, is the primary component of a computer that processes data. It executes instructions and performs calculations, making 'To process data' the correct choice among the options.

During a computer science class, Emma asked her classmates: Which unit of the CPU is responsible for performing arithmetic and logical operations?

• Control Unit

• Memory Unit

• Arithmetic & Logic Unit

• Input Unit

Answer explanation

The Arithmetic & Logic Unit (ALU) is the part of the CPU that performs all arithmetic and logical operations, making it the correct choice for this question.

During a computer class, Arjun asked, What type of hardware is the hard drive?

• Input device

• Output device

• Storage device

• Processor

Answer explanation

A hard drive is classified as a storage device because it is used to store and retrieve digital information. Unlike input or output devices, which handle data entry and display, the hard drive's primary function is data storage.

In a computer science class, Isla is learning about the components of a computer. She asks her classmates, what is the main purpose of the motherboard?

• To connect the computer to the internet

• To unify internal hardware components

• To store data

• To display information

Answer explanation

The main purpose of the motherboard is to unify internal hardware components, allowing them to communicate and function together. It serves as the central hub for connecting the CPU, RAM, and other peripherals.

During a computer science class, Elijah asked his classmates, 'What does RAM stand for?'

• Random Access Memory

• Read Access Memory

• Read-Only Memory

• Rapid Access Memory

Answer explanation

RAM stands for Random Access Memory, which is a type of computer memory that can be accessed randomly. This distinguishes it from other types like Read-Only Memory (ROM) and Read Access Memory.

Nora is setting up her new computer and needs to choose an external storage device. Which of the following options should she consider?

• Hard Drive

• Flash Drive

• CPU

• RAM

Answer explanation

Both Hard Drive and Flash Drive are external storage devices used to store data outside of the computer's internal components. CPU and RAM are internal components, not external storage.

During a computer science class, Hannah asked her classmates, "Which part of the computer is often called the brain?"

• RAM

• Hard Drive

• CPU

• Power Supply

Answer explanation

The CPU, or Central Processing Unit, is often referred to as the brain of the computer because it performs the majority of processing tasks and executes instructions, making it essential for the computer's operation.

Sophia is studying different types of processor architectures in her computer science class. Which of the following is not a type of processor architecture?

• 32-bit

• 64-bit

• 128-bit

• Multi-core

Answer explanation

128-bit is not a recognized processor architecture like 32-bit and 64-bit. Multi-core refers to the number of processing units in a single chip, not a bit architecture, making 128-bit the correct choice as it is not commonly used.