Lecture 6 - CNIT 155 Scratch Lecture06 Have you downloaded...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: CNIT 155 Scratch Lecture06 Have you downloaded Scratch 4.1? We will be using that for Lab03 Lab02 Due tonight by 11:50 PM 10 Points Late submissions will not be accepted. Please do NOT upload your Scratch assignments to Scratch web site. Lab03 is posted. Read: Scratch02, Unit-5 Announcements Review variables Selection Arithmetic Operators Scratch02, Unit-5, Lesson 21, Arithmetic operators Formulas String Concatenation Length Substring Objectives How to throw a ball in parabolic curve, istead of straight line? Point in direction 0 (up) repeat 30 times Move 20 steps Turn -> 10 degrees wait 0.1 secs Question: It is a place holder in computers memory. It is used to store a value, to be accessed later. Real life analogy: We remember information by storing it in our brain! The value stored in a variable can be changed. A variable can store numeric data or textual data (string)....
View Full Document

This note was uploaded on 02/05/2012 for the course CNIT 155 taught by Professor Guityravai during the Spring '12 term at Purdue University-West Lafayette.

Page1 / 22

Lecture 6 - CNIT 155 Scratch Lecture06 Have you downloaded...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online