Answer:
He can use following computer program to make the class room more interesting and effective:-
- 1. <u>Reference software</u> : This software help students to access the atlases and dictionaries.Teacher can include this software in research projects .
- 2. <u>Educational Games</u>: This types of software is very effective for younger children because it motivates them to learn.This software companies have combined gaming and education into one .
- 3. <u>Graphical software</u> : Student can use this software to create and changes images available on the internet itselfs .
Answer:
There is an error in "String s=s1-s2 ";
Explanation:
In java programming, we can subtract subtract two strings variable with "-" operator.Java programming does not support an overload of the '-' operator.In java, we can use only "+" operator to append two strings variable.There is no such method to subtract strings in java.Therefore in the given code String s=s1-s2 will give an "bad operand type" error because we can not subtract one string variable from the second string variable.
Answer:
Yes
Explanation:
An array is a homogeneous data structure (elements have same data type) that stores a sequence of consecutively numbered objects--allocated in contiguous memory. Each object of the array can be accessed by using its number (i.e., index). When you declare an array, you set its size.
Answer:
Database
Explanation:
To store a variety of drugs electronically, along with displaying their purchase dates and prices, the kind of software that would be used is database.
