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Starting out with Java Exam 1 (ch. 1 - 4)
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Starting out with Java Exam 1 (ch. 1 - 4)
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Starting out with Java Exam 1 (ch. 1 -4)
0.0 - -What would be the value of discountRate after the following
statements are executed?
double discountRate = 0.00;
int purchase = 100;
if( purchase > 1000 )
discountRate = .05;
else if ( purchase > 750 )
discountRate = .03;
else if ( purchase > 500 )
discountRate = .01;
.01
.05
0.0
.03
-Read and interpreted by the JVM - -Byte code instructions are:
Syntax errors
Another name for source code
Machine code instructions
Read and interpreted by the JVM
-Correct A logical error - -A runtime error is usually the result of:
A compilation error
Bad data
A logical error
A syntax error
-All of these - -Which of the following professions use the computer as a
tool?
Accountants
Engineers
Mechanics
Nurses
All of these
-Make sure you are in the same directory or folder where MyClass.java is
located - -Suppose you are at an operating system command line, and you
are going to use the following command to compile a program:
, javac MyClass.java
Before entering the command, you must:
A. Execute the java.sun.com program
B. Save the program with the .comp extension
C. Make sure you are in the same directory or folder where MyClass.java is
located
D. Close all other Windows on your computer system
-Procedure - -This is a set of programming language statements that,
together, perform a specific task.
Procedure
Compiler
Pseudocode
Object
-Symbolic names made up by the programmer that represents locations in
the computer's RAM - -Variables are:
A. Operators that perform operations on one or more operands
B. Symbolic names made up by the programmer that represents locations in
the computer's RAM
C. Symbolic names made up by the programmer whose values cannot be
changed
D. Reserved words
-All these are parts of the programming process. - -Which of the following is
NOT part of the programming process?
Design
Testing
Debugging
All these are parts of the programming process.
-A set of instructions that enable the computer to solve a problem or
perform a task - -A computer program is:
A. Main memory
B. Pseudocode
C. A flow chart
D. A set of instructions that enable the computer to solve a problem or
perform a task
-Words that have a special meaning in the programming language - -Key
words are:
A. The data names in your program
B. Words that have a special meaning in the programming language
C. Symbols or words that perform operations on one or more operands
D. Words or names defined by the programmer
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