CH01 INTRODUCTION TO IT

What is a computer?

• A machine for making copies

• A device that processes data into meaningful information

• A communication tool

• A device solely for gaming

Who is often considered the first programmer?

• Charles Babbage

• Alan Turing

• Ada Lovelace

• Herman Hollerith

Which machine introduced by Herman Hollerith revolutionized data processing in 1890?

• Analytical Engine

• Tabulating Machine

• ENIAC

• Atanasoff-Berry Computer

What does the term "ENIAC" stand for?

• Electrical Numerical Integration and Automation Calculator

• Electronic Numerical Integrator and Computer

• Electrical Numerical Integration and Computing

• Electronic Neural Integration and Calculator

What is a characteristic of modern computers based on von Neumann's architecture?

• Parallel processing exclusively

• Reading instructions one at a time

• Lack of stored programs

• Solely analog operations

Which of these is NOT a category of computers?

• Personal computers

• Mainframes

• Data consoles

• Supercomputers

What is the main purpose of a server?

• To play video games

• To control access to hardware, software, and resources on a network

• To handle financial transactions

• To serve as a storage-only device

Which of the following is an example of an embedded computer?

• Desktop computer

• Smartphone

• Computer within a washing machine

• Tablet

Which component is used to process data in a computer?

• Storage device

• Input device

• System unit

• Output device

What is an example of a digital computer operation?

• Measuring blood pressure

• Converting analog signals

• Electrical inputs with ON=1, OFF=0

• Real-time simulation