Computer Science / Actual Exam Questions & Correct, Certified solutions/ 2025.
Computer Functions - Answer: Input, Output, Process, Storage
Input - Answer: gathers data, allows users to input data
Output - Answer: displays data and information for user
Process - Answer: manipulates, calculates, and organizes data into information
Storage - Answer: saves data and information for later use
data - Answer: representation of fact, figure, or idea
information - Answer: data that has been organized or presented in a meaningful fashion
Bit - Answer: Binary digit = 0 or 1
Byte - Answer: 8 bits
Input Devices - Answer: devices used to input enter data and instructions into a computer Output Devices - Answer: devices used to get information out of the computer 1 / 2
Examples of Input Devices - Answer: keyboard, mouse, microphone, stylus, scanner, camera
Examples of Output Devices - Answer: monitors, printers, speakers and earphones
Motherboard - Answer: main circuit board that contains the central electronic components of the computer Components of Motherboard - Answer: CPU, ROM, RAM and cache, Slots for expansion cards RAM - Answer: stores instructions and data, series of several memory cards or modules, temporary (volatile) storage
ROM - Answer: stores startup instructions, permanent (non-volatile) storage
Drive bays - Answer: Internal - internal hard drives
External - house CD/DVD drives/notebook expansion attaches external drive via USB port
Optical Storage - Answer: CDs, DVDs,Blu-ray discs
Connecting Peripherals - Answer: Ports (side or back)
Power Controls - Answer: power supply transforms wall voltage to voltages required by computer chips Cold boot - Answer: powering on your computer from a completely turned off state Internet origin - Answer: ARPANET (Advanced Research Projects Agency Network)
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