CPS 180 Exam 1 Questions With Correct Answers 2023Latest Update (A+)., Exams of Information Technology

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[Date]

CPS 180 Exam

1 Questions

With Correct

Answers

2023Latest

Update (A+).

[Date]  Keywords - answers>Lower case words reserved by java (can't be identifiers)  ex: public, static, class, void

[Date] causes the computer to perform an action  The name of the .java source code

• answers>must match the name of the class

[Date]  Bytecode - answers>what java compiles to so the virtual machine interprets and runs  WORM language - answers>java can write once and run many

[Date] create it in your mind)  3. Use design tools to create a model of the program (use pseudocode)

[Date]  4. Check the model for logical errors  5. Enter the code and compile it  6. Correct any errors found and repeat 5/

[Date]  9. Validate the results of the program (see if it solves original problem)  Logical errors - answers>mistakes that cause the

[Date] program to produce erroneous results  Runtime errors - answers>Errors that occur while your program runs

[Date]  Algorithm - answers>instructions given to solve the problem  Variables - answers>created by programmer who assigns it a

[Date] programmer-defined identifier (ex: hours)  a named storage location in the computer's memory  legal: hello, fnonf  not legal: 45hello

[Date] o each class can be separated into parts  Class header - answers>tells the compiler things about the class such as what other classes can use it (public)

[Date] and that it is a java class (class)  (ex: public class Name)  Class definition - answers>a block of code that specifies (or defines) an object's appearance

[Date]  java command will run this first and it will start the java program  String literal - answers>text in double quotes

[Date]  Special Characters - answers>// : beginning of comment  ( ) : used in a method header  { } : encloses a group of statements  " " : encloses a string