Guided Inqury 2: zyBook Ch. 2.1–2.6 + excercises

Overview

The purpose of this reading and exercise set is to acquaint you with the basics of C++ variables.

Learning Objectives

Basic learning objectives

You are responsible for learning and demonstrating proficiency in the following objectives prior to the next class meeting:

• describe how to declare, assign, and use variables in a C++ program
• assign the result of arithmetic expressions to variables
• distinguish between valid and invalid variable names (identifiers)

Advanced learning objectives

You should demonstrate mastery of the following objectives by the end of the next class meting through the in-class activities:

• describe the order of operator precedence
• explain what happens during a variable assignment
• write code to copy the value of one variable to another
• write a program to perform arithmetic operations on user input

Resources

Read Ch. 2 of the zyBook (sections 2.1–2.6). You may work with others on the exercises. If you have questions, please talk with a classmate or post your question to Piazza under the "gi 2" tag.

Exercises

Complete the following. There is nothing to submit via Canvas; zyBook shows me what you've completed and when.

• carry out at least  80% of the "Participation Activities" (the orange ones) in the reading
  
  • you can see how many of the participation activities you've done for a section or chapter using the "Reporting" tab on the main CSC160 zyBook page
  • ask me or a classmate for help if you can't find it
• complete the following "Challenge Activities"
  • 2.2.3: Declaring and initializing variables
  • 2.5.1: Compute an expression
  • 2.5.2: Total cost

If you have a question while you are doing this, please post to the class Piazza board with the "gi 2" tag.