Lecture 5 - CNIT 155 Scratch Lecture05 Announcements Lab02 Lab03 will be posted Study Due Tues by 11:50 PM 10 Points Late submissions will not be

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

View Full Document Right Arrow Icon
CNIT 155 Scratch  Lecture05
Background image of page 1

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

View Full DocumentRight Arrow Icon
Lab02 Due Tues. 1/31/12 by 11:50 PM 10 Points Late submissions will  not  be accepted. Please do NOT upload your Scratch assignments to  Scratch web site. Lab03 will be posted. Study: -------------- Announcements
Background image of page 2
Modularity Variables Getting user’s input Arithmetic  Display program Instruction String Objectives
Background image of page 3

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

View Full DocumentRight Arrow Icon
It is a place holder in computer’s 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). A variable must have a name. A variable can be accessed through its name. What is a variable?
Background image of page 4
Look in Variables  menu. Click on Make a variable. A dialog window shows 
Background image of page 5

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

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/30/2012 for the course CNIT 155 taught by Professor Guityravai during the Spring '12 term at Purdue University-West Lafayette.

Page1 / 12

Lecture 5 - CNIT 155 Scratch Lecture05 Announcements Lab02 Lab03 will be posted Study Due Tues by 11:50 PM 10 Points Late submissions will not be

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