Which of the following best defines a computer?

• A. A device that stores and plays music
• B. A machine that performs calculations and processes data
• C. A tool for drawing and designing graphics
• D. A device for communicating over long distances

Who introduced the Analytical Engine?

• A. Alan Turing
• B. Charles Babbage
• C. John von Neumann
• D. Clifford Berry

What was the name of the first electronic general-purpose computer?

• A. ENIAC
• B. UNIVAC
• C. EDSAC
• D. Z3

Which of the following is a type of computer designed primarily for personal use?

• A. Supercomputer
• B. Mainframe
• C. Personal Computer (PC)
• D. Server

Which of the following is an example of a mobile computer?

• A. Laptop
• B. Desktop PC
• C. Mainframe
• D. Server

Which of the following devices is typically considered a mobile device?

• A. Smartphone
• B. Tablet
• C. Mainframe
• D. Workstation

Which computers is designed to provide resources and services to multiple users simultaneously?

• A. Personal Computer
• B. Mainframe
• C. Supercomputer
• D. Embedded Computer

Which of the following is an example of an embedded computer for consumer electronics?

• A. Keyboard
• B. Antilock brakes
• C. Digital Televisions
• D. Power monitors

What is a hybrid signal?

• A. A signal that combines features of both digital and analog.
• B. A signal that uses arithmetic and logical operations.
• C. A signal that is used on electrical input.
• D. A signal with no variations in amplitude or frequency.

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

• A. Monitor
• B. Printer
• C. Keyboard
• D. Speaker