tinyurl.com/MrLongITFlashcards

• The Central Processing Unit (CPU) is the brain of the computer, responsible for executing instructions and performing calculations
• Computer hardware refers to the physical components of a computer system, such as the CPU, RAM, hard drive, keyboard, mouse, monitor, etc.
• A computer is an electronic device that can be programmed to carry out sequences of arithmetic or logical operations automatically
• Computer hardware refers to the physical components of a computer system, such as the motherboard, CPU, RAM, and hard drive.
• Networking involves connecting computers and other devices together to share resources and communicate with each other.
• Software is a collection of programs, data, and instructions that tell a computer how to perform specific tasks.
• A CPU has three main components: control unit, arithmetic logic unit, and registers.
• Control unit coordinates all activities within the processor by decoding instructions from memory and sending them to other parts of the system.
• Arithmetic Logic Unit performs mathematical operations such as addition, subtraction, multiplication, division, and logical functions like AND, OR, NOT, XOR, etc.
• A computer's operating system manages its resources and provides an interface between users and applications
• Software includes programs like word processors, spreadsheets, games, web browsers, email clients, antivirus software, and more
• Computers are used for various purposes including communication, entertainment, education, business, scientific research, and more
• Computers have evolved over time from mechanical devices like the abacus to modern-day digital computers with advanced capabilities
• Software includes programs, applications, operating systems, and utilities that run on a computer's hardware.
• Computers are used for various purposes including communication, entertainment, education, business, scientific research, and more.
• Computers use binary code, which consists of only two digits - 0 and 1 - to represent information and perform calculations
• Computer software includes operating systems, applications, utilities, drivers, firmware, and other programs that run on computers.
• Arithmetic Logic Unit (ALU) performs mathematical calculations and logical operations on binary numbers.
• Computers have evolved over time from mechanical calculators to modern-day personal computers with advanced capabilities.
• Data storage refers to the process of storing data on a computer's hard drive, memory, or external storage devices like USB drives or cloud services.
• The control unit manages the flow of information between different parts of the CPU and coordinates their activities.
• Operating systems are software programs that manage the computer's hardware and software resources and provide a user interface for interacting with applications and files.
• Input/Output Devices allow users to interact with the computer and transfer data into and out of the machine
• The Control Unit manages the flow of data between different units of the CPU.
• Random Access Memory (RAM) stores information temporarily while it is being used or processed
• The ALU contains circuits for performing basic arithmetic functions like addition, subtraction, multiplication, division, and bitwise operations.
• The ALU (arithmetic-logical unit) performs calculations using binary numbers.
• System utilities are tools used to optimize and maintain the performance and stability of a computer system, including disk cleanup, defragmentation, backup and recovery, security management, and more.
• The Central Processing Unit (CPU) is responsible for executing commands and performing calculations
• Input/output (I/O) refers to the transfer of information between a computer and its environment, including input from users through keyboards, mice, touchscreens, or voice commands, and output displayed on screens, speakers, or printers.
• Registers are small storage areas inside the CPU where frequently used information can be stored temporarily.
• Registers are small storage areas within the CPU where frequently accessed data and instructions are stored.
• The Internet is a global network that connects computers worldwide through standard protocols
• Computer hardware refers to physical devices or equipment used with computers, including input/output (I/O) devices, storage devices, network cards, and power supplies.
• Input/output devices allow users to interact with the computer and transfer information into or out of it.
• The first electronic computer was built by John Atanasoff and Clifford Berry at Iowa State University in 1937
• In the late 1970s, personal computers became available for home use, leading to widespread adoption of computing technology
• The history of computing can be traced back thousands of years to ancient civilizations such as the Babylonians, Greeks, Chinese, and Indians who developed simple calculating tools.
• Memory stores data and instructions temporarily while they are being processed by the CPU.
• Input/Output Devices are peripherals that allow users to interact with their computers, such as keyboards, mice, touchpads, joysticks, scanners, microphones, cameras, speakers, headsets, printers, projectors, and displays.