He described the analytical engine

• Konrad Zuse

• Charles Babbage

• Alan Turing

• Billy Harrington

• Steve Jobs

The von Neumann architecture doesn’t include

• memory unit

• programming device

• output device

• input device

• arithmetic logic unit

It performs mathematical calculations and makes logical comparisons

• arithmetic logic unit

• math unit
• comparisons unit
• control unit
• memory unit

Computer system hardware doesn’t include

• arithmetic logic unit
• input device
• exit device
• control unit
• memory unit

types of computers are

• analog, non-analog, digital,
• analog, digital, physical
• analitical, digital, hybrid
• analog, digital, hybrid
• analog, digital

What is Hardware?

• it is a database
• it is a collection of instructions that can be ‘run’ on a computer
• it is the physical parts of the computer system – the parts that you can touch and see
• it is a mathematical parts of a computer system
• it is a set of programms

What is Software?

• it is a set of devices
• it is a collection of instructions that can be ‘run’ on a computer
• it is the physical parts of the computer system – the parts that you can touch and see
• it is a mathematical parts of a computer system
• it is a set of circuits

What is an algorithm?

• An algorithm is a description of all computer devices
• An algorithm is a collection of instruction
• An algorithm is a set of steps that are followed in order to solve a mathematical problem or to complete a computer process
• An algorithm is a set of rules
• An algorithm is the physical parts of the computer system

Examples of Software are

• CD-ROM, monitor ,Microsoft Word
• C++, Pascal, Delphi
• CD-ROM, monitor , printer
• CD-ROM, monitor , C++
• CD-ROM, computer games, printer

it is not an example of Software

• Keyboard
• computer game
• MS Word
• MS Excel
• Pascal