Computer Code

In this chapter you will learn about: Computer data Computer codes: representation of data in binary Most commonly used computer codes Collating sequence Data Types Numeric information consists of solely numbers zero, 1, 2, …, 9Alphabetic information consists of...

Number Systems

In this chapter you will learn about: Non-positional number system  Positional number system Decimal number system Binary number system Octal number system Hexadecimal number system Convert a number’s base Another base to decimal base Decimal base to another base Some...

Evolution of Computers

01. Blaise Pascal unreal the primary mechanical totalizer in 1642 02. Baron Gottfried Wilhelm von Leibnitz unreal the primary calculator for multiplication in 1671 03. Keyboard machines originated within us around 1880 03. Around 1880, Hollerith came up with the...

Computer Introduction

In this chapter you will learn about: Computer Data processing Characteristic features of computers Computers’ evolution to their present form Computer generations Characteristic features of each computer generation Search for: The word laptop comes from the word...

Computer Operating Systems

Computer Operating Systems Computer Operating Systems Operating systems A software or OS may be a code on the disc drive that permits the pc hardware to speak and operate with the pc code. while not a laptop software, a laptop and code programs would be useless. the...