An electronic device that stores, processes, and retrieves data according to instructions.

Introduction to Computer Systems

Computer Science

This quiz covers the fundamentals of computer systems, including their definition, components (hardware and software), basic operation, interaction between hardware and software, different architectures, data storage, emerging technologies, and the concept of modularity. It also includes a brief history of computer evolution.

Computer Systems Hardware Software

23 Questions Easy Ages 12+ Feb 25, 2026

Choose a Study Format

Quiz

Test your knowledge with multiple-choice questions and instant feedback.

Flashcards

Flip through cards to review terms, definitions and key concepts.

True or False

Quickly decide if statements are true or false to reinforce understanding.

Match Game

Race against time to match questions with their correct answers.

Study Guide

Read through all topics and answers as a comprehensive study reference.

Listen Mode

Listen to questions and answers read aloud — great for audio learners on the go.

About this Study Set

This study set covers Computer Science through 23 practice questions. This quiz covers the fundamentals of computer systems, including their definition, components (hardware and software), basic operation, interaction between hardware and software, different architectures, data storage, emerging technologies, and the concept of modularity. It also includes a brief history of computer evolution. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 23 questions from the Introduction to Computer Systems study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What is a computer?

A An electronic device that stores, processes, and retrieves data according to instructions.
B A physical device that only processes data.
C A program that runs on a machine.
D A network of interconnected devices.

2 Who is credited with designing the Analytical Engine in the 1830s?

A Charles Babbage
B Bill Gates
C Steve Jobs
D John Mauchly

3 What does CLO1 refer to in the lecture overview?

A Course Learning Outcome 1
B Computer Logic Operation 1
C Centralized Learning Objective 1
D Component Level Optimization 1

4 A computer system is a set of interconnected components that work together to process, store, and manage data. This involves both physical devices (hardware) and programs (software). What is this definition referring to?

A A computer system
B An algorithm
C A network
D An operating system

5 Which component of a computer system is responsible for executing instructions and performing calculations?

A Central Processing Unit (CPU)
B Random Access Memory (RAM)
C Hard Disk Drive (HDD)
D Input Device

6 What does ALU stand for within the CPU?

A Arithmetic Logic Unit
B Advanced Logic Utility
C Automated Learning Unit
D Accessory Logic Unit

7 Which unit within the CPU directs operations by interpreting and executing instructions from memory?

A Control Unit (CU)
B Arithmetic Logic Unit (ALU)
C Random Access Memory (RAM)
D Storage Unit

8 What is RAM (Random Access Memory)?

A Primary memory that is volatile and temporarily stores data.
B Secondary storage that is non-volatile and used for long-term storage.
C A device for inputting data.
D A device for outputting data.

9 Which type of memory is non-volatile, meaning data persists after power is turned off?

A Secondary Memory (Hard Drive/SSD)
B Primary Memory (RAM)
C Cache Memory
D Read-Only Memory (ROM)

10 Which of the following is an example of an input device?

A Keyboard
B Monitor
C Printer
D Speaker

11 Which of the following is an example of an output device?

A Monitor
B Mouse
C Microphone
D Scanner

12 What are programs designed to perform specific tasks called?

A Application Software
B System Software
C Operating System
D Firmware

13 Which type of software controls hardware and provides a platform for running other software?

A System Software (e.g., Windows OS)
B Application Software (e.g., Word Processor)
C Utility Software
D Malware

14 What is an example of Personal Computer (PC) type?

A Desktop
B Server
C Embedded System
D Supercomputer

15 Which type of computer system is used to manage network resources and is typically powerful?

A Servers
B Mainframes
C Quantum Computers
D Personal Computers

16 What are specialized computers designed for specific tasks, like those found in washing machines or smart devices, called?

A Embedded Systems
B Supercomputers
C Mainframes
D Personal Computers

17 Which type of computer system is extremely powerful and used for complex computations like weather forecasting?

A Supercomputers
B Mainframes
C Servers
D Personal Computers

18 What is the basic operation of a computer system in order?

A Input, Processing, Storage, Output
B Processing, Input, Output, Storage
C Storage, Input, Processing, Output
D Output, Storage, Input, Processing

19 Software acts as an intermediary between the user and the hardware. What else does it do?

A Provides functionality
B Controls the power supply
C Manufactures hardware
D Stores data permanently

20 In the Von Neumann Architecture, what is shared between data and instructions?

A Single memory
B Multiple processors
C Separate memory spaces
D Input devices

21 What is a characteristic of the Harvard Architecture?

A Separate memory for data and instructions
B Single memory for data and instructions
C Parallel processing
D Cloud storage

22 Which type of storage includes optical disks and tape drives?

A Tertiary Storage
B Primary Storage
C Secondary Storage
D Cloud Storage

23 What is Cloud Storage?

A Online storage platforms
B Physical storage devices
C Temporary memory
D Processing units

📱

Study on the go

Download Quixly and access all study formats on your phone — anywhere, anytime.