CSCI 2310
Fall 2009
Exercises for Quiz 1

1. What is a compiler?

   1. A piece of hardware attached to a computer that allows you to run a computer program written in a language such as Java.
   2. Software that translates computer programs written in a language such as Java to another language that can be run on a computer.
   3. An application that helps you write software by letting you cut and paste from different documents.
   Answer

2. What is the value of Java expression 3 * 3 - 7 * 4 - 9?

   1. 26
   2. 114
   3. -1
   4. -10
   5. -28
   Answer

3. What is the value of Java expression 5/8?

   1. 0
   2. 0.625
   3. 1
   4. 1.6
   5. 2
   Answer

4. What is the value of Java expression 20 % 8?

   1. 1
   2. 2
   3. 3
   4. 4
   5. 5
   Answer

5. What is the value of Java expression 3 > 5?

   1. true
   2. false
   3. It does not have a value
   Answer

6. What is the value of Java expression 2 != 4 && 4 >= 2?

   1. true
   2. false
   3. It does not have a value
   Answer

7. What is the value of m after performing the following statements?

     int m, s;
     s = 50;
     if(s > 25) m = s + 1;
     else m = s - 1;
   

   1. 49
   2. 50
   3. 51
   4. It does not have a value
   Answer

8. What is the value of m after performing the following statements?

     int m, s;
     s = 50;
     if(s > 25) m = s + 1;
     m = s - 1;
   

   1. 49
   2. 50
   3. 51
   4. It does not have a value
   Answer