'256 characters' presentation slideshows

Entering a Chart

905 views • 67 slides

Chapter 3 Representation

Chapter 3 Representation. Key Concepts. Digital vs Analog How many bits? Some standard representations Compression Methods. Chapter Goals. Distinguish between analog and digital information. Explain data compression and calculate compression ratios.

677 views • 55 slides

Introduction to Unix (CA263) File Editing

Introduction to Unix (CA263) File Editing. By Tariq Ibn Aziz. Objectives. After reading this chapter, you should be able to: Explain the basics of UNIX/Linux files, including ASCII, binary, and executable files Understand the types of editors Create and edit files using the vi editor.

383 views • 26 slides

Data Representation

Data Representation. Miss Skinner. Decimal Numbers. Every day we use decimal numbers to represent numerical data: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 This is a 10 base system. The Binary Number System. Using only 2 numbers to represent what happens inside the computer is called the binary system.

369 views • 24 slides

Lecture#05

Lecture#05. Last Lecture Summary. Number System Decimal Binary Octal Hexadecimal Number conversion. 2. Bits and Bytes. Binary numbers are made of bits Bit represents a switch A byte is 8 bits Byte represents one character. 3. Bit and Byte. 4. Text Codes.

273 views • 14 slides

Bilingual cataloguing: Unicode or nothing

120 views • 6 slides

Bilingual cataloguing: Unicode or nothing

177 views • 6 slides