1.        Is a Gigabyte equal to 1000 Megabytes[5]?  Why or why not[10]?
no, because a gigabyte is 2024 megabytes 
 

 

2.        What is Unicode and why is it so important to every computer programmer in the world[10]?
 unicode is a universal character set that normalizes what characters mean what in a computer system.
 

 

3.        What do we refer to the first 128 characters of Unicode as[10]?

 
ASCII 
 

4.       What is the difference between a keyword and a contextual keyword[10]?

 
a keyword alwhy mean the same  thing. a contextual keyword has difference meaning in different
contexts. 

5.       What is the difference between an integer and a float[10]?

 
integers are whole numbers olny. float have fractional parts decimal.
 

6.       Why do you need to make sure to use float and/or double for decimal values and not int[10]?

 

 int dose not round it just truncates everything after the decimal.

 

7.       What is the difference between an object and a class[10]?

 
an object is an instance of class. a class is just a road map of how to bulid an object.
 

Write an appropriate identifier for the item described.

 

Description

Identifier

Ex.

The current price of gas at the pump.

gasPrice

9  

Name of the user using the system. [5]

 userNAme

10  

number of monitors in inventory. [5]

 monitors on hand and in inventory

11  

   The date a record is created. [5]

 creatdate

12  

Students enrolled in the course. [5]

 enrolled students
 students in course
 students enrollment

13  

Hyperlink to a club members personal web page. [5

personal hyperlink