Digital Media Exam Review SM1001 Digital Media, Semester A, 2011 School of Creative Media © Week 13, 2011

Exam Schedule Date: 6 Dec 2011 (Tuesday) Date: 6 Dec 2011 (Tuesday) Time: 14:00 to 16:00 Time: 14:00 to 16:00 Venue: MPSH Chan Tai Ho Multi-purpose Hall (Cityu Main Campus ) Venue: MPSH Chan Tai Ho Multi-purpose Hall (Cityu Main Campus ) ment&venue=MPSH ment&venue=MPSH

Exam Information Time allowed: Two hours Time allowed: Two hours Total Marks: 60 Total Marks: 60 Around 40 short questions Around 40 short questions

List of Approved Calculators for Examinations Calculator is permitted. Calculator is permitted pdf 11.pdf

Important Reminders 1. Bring your Student Identity Card 2. Bring your calculator 3. Get your assigned seat number for each examination from your own personal examination timetable in AIMS. 4. Make sure you arrive at the examination venue minutes before the scheduled time. Extra time will not be allowed to those who arrive late. Those who are late by more than 30 minutes may not be allowed to take the examination. 5. You are not allowed to leave the examination venue during the first 30 and the last 15 minutes in an examination.

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Exam Topic Review

Weight for Each Topic What is Digital Media ? (8 marks) What is Digital Media ? (8 marks) Computer Hardware (8 marks) Computer Hardware (8 marks) Digital Image and Color ( 19 marks) Digital Image and Color ( 19 marks) Web Design ( 14 marks) Web Design ( 14 marks) Programming and Software ( 6 marks) Programming and Software ( 6 marks) Common Sense (5 marks) Common Sense (5 marks)

Summary: What is Digital Media ? Media have both analogue (continuous) and digital forms (discrete). Media have both analogue (continuous) and digital forms (discrete). Digital representations are based on discrete units in both space and time. Digital representations are based on discrete units in both space and time. Digital forms are natural only to a digital computing device: it handles only bits and bytes. Digital forms are natural only to a digital computing device: it handles only bits and bytes. Analogue forms are natural to humans: the images and sounds we see/hear are in analogue form. Analogue forms are natural to humans: the images and sounds we see/hear are in analogue form.

Summary: Computer Hardware Computer History Computer History Three basic components: Three basic components: 1. Memory (RAM) 2. Central Processing Unit (CPU) 3. Input and Output devices Understanding the basic usage of computer hardware. Understanding the basic usage of computer hardware.

Summary: Digital Image and Color Part 1 The most basic element in digital imaging is a pixel (px). The most basic element in digital imaging is a pixel (px). A pixel is an abstract unit, the size is determinded by different factors. A pixel is an abstract unit, the size is determinded by different factors. Screen Resolution Screen Resolution Pixel density or Pixel Per Inch (PPI) Pixel density or Pixel Per Inch (PPI) Bit-depth: 1-bit, 8-bit and 24-bit images Bit-depth: 1-bit, 8-bit and 24-bit images Image file-size Image file-size 2 types of digital image: Raster Graphic and Vector Graphic 2 types of digital image: Raster Graphic and Vector Graphic

Summary: Digital Image and Color Part 2 RGB Color Model : Red, Green and Blue RGB Color Model : Red, Green and Blue Computer generates colors on a monitor using an additive color system. Color management Color management Factors that affect how we can see color, mainly: Factors that affect how we can see color, mainly: Color gamut (the range of available colors); Color gamut (the range of available colors); Lighting conditions (is the room lit with warm, yellowish color, or cool, bluish color light?); Lighting conditions (is the room lit with warm, yellowish color, or cool, bluish color light?); Surrounding colors ( may cause illusion) Surrounding colors ( may cause illusion)

Summary: Web Design Design for the Print vs Design for the Web Design for the Print vs Design for the Web Variables Variables in “Design for the Web” User’s display’s screen resolution User’s display’s screen resolution Display device’s color gamut Display device’s color gamut Display device’s actual size Display device’s actual size Available fonts Available fonts Available plug-ins Available plug-ins Internet bandwidth Internet bandwidth Browser version and compatibility Browser version and compatibility What is WWW, Website? What is WWW, Website?

Summary: Programming and Software Compiled Languages Compiled Languages Easier to read and write, a higher level notation; Easier to read and write, a higher level notation; Independent of particular computers; Independent of particular computers; Very efficient; Very efficient; Compiler automatically converts program into machine language; Compiler automatically converts program into machine language; Compiled Programs : 3 steps Compiled Programs : 3 steps Scripting Languages: Scripting Languages: Aimed at short programming tasks; Aimed at short programming tasks; Not very efficient; Not very efficient; Interactive, easiest to use; Interactive, easiest to use; Enhance large applications; Enhance large applications; Interpreted Programs: 2 Steps Interpreted Programs: 2 Steps