Intro to Computer Science Objectives Define Computer Science
Intro to Computer Science
Objectives • Define Computer Science. • Understand the differences between Computer Science and programming. • Understand how Computer Science is used in everyday life. • Identify physical systems. • Identify computer components and how they function.
Computer Science What is computer science? Posing a problem Communicate Solve problems Design and imagine Share, store, retrieve or manipulate information in such a way that a computer can help us solve it.
The World of Computers
Is Computer Science & Programming the same?
NO…
Computer Science vs. Programming Computer Science is the study of principles and the use of computers. Academic field of study hardware, software and programming. Programming is the act of writing code to instruct a computer to perform a sequence of actions.
Computer Science in Everyday Life Surfing the web Playing computer games Downloading legal movies and games Shopping online Using your cell phone Updating your social media profile; browsing other people’s profiles Traveling on an airplane
Programming Ø Through programming, we are able to create a representation of our problems. Ø Algorithms-describe a solution to a problem in terms of data needed to represent the problem.
Physical Systems Building an interactive system through the use of hardware and software that can sense and respond to the analog world. Examples: remote controls, street light coming on at night, security systems, automatic doors
Computer Components & How they function A computer system is made up of four main types of components: Input devices (Keyboard, mouse) Output devices (monitor, speaker) Secondary storage devices (hard disk drive, CD/DVD drive) Processor and primary storage devices (CPU, RAM)
Objectives • Define Computer Science. • Understand the differences between Computer Science and programming. • Understand how Computer Science is used in everyday life. • Identify physical systems. • Identify computer components and how they function.
Exit Ticket • Name 3 things you learned today. • Name 2 things you want to learn more about. • Ask 1 thing about today’s lesson.
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