Question 1

Another term for programs is :

Accepted Answer

A)  Hardware 
B)  Software 
C)  Firmware 
D)  Peopleware 
A)  Hardware 
B)  Software 
C)  Firmware 
D)  Peopleware B

Question 2

Computers can do many different jobs because they are:

Accepted Answer

A)  Electronic 
B)  Programmable 
C)  Hardware 
D)  Software 
A)  Electronic 
B)  Programmable 
C)  Hardware 
D)  Software B

Question 3

Compiled byte code is also called source code.

Accepted Answer

A) True 
 B)False  False

Question 4

This is a special language used to write computer programs.

Accepted Answer

A)  Programming language 
B)  Operating system 
C)  Application 
D)  Pseudocode 
A)  Programming language 
B)  Operating system 
C)  Application 
D)  Pseudocode

Question 5

The Java Virtual Machine is a program that reads Java byte code instructions and executes them as they are read.

Accepted Answer

A) True 
 B)False

Question 6

In the programming process which of the following is not involved in defining what the program is to do:

Accepted Answer

A)  Process 
B)  Compile code 
C)  Input 
D)  Output 
E)  Purpose 
A)  Process 
B)  Compile code 
C)  Input 
D)  Output 
E)  Purpose

Question 7

This is a cross between human language and a programming language.

Accepted Answer

A)  Pseudocode 
B)  Java 
C)  The Java Virtual Machine 
D)  The compiler 
A)  Pseudocode 
B)  Java 
C)  The Java Virtual Machine 
D)  The compiler

Question 8

Encapsulation refers t the combining of data and code into a single object.

Accepted Answer

A) True 
 B)False

Question 9

The major components of a typical computer system consist of:

Accepted Answer

A)  The CPU 
B)  Input/output devices 
C)  Main memory 
D)  Secondary storage devices 
E)  All of the above 
A)  The CPU 
B)  Input/output devices 
C)  Main memory 
D)  Secondary storage devices 
E)  All of the above

Question 10

A computer program is:

Accepted Answer

A)  A set of instructions that enable the computer to solve a problem or perform a task. 
B)  Main memory 
C)  Pseudocode 
D)  A flow chart 
A)  A set of instructions that enable the computer to solve a problem or perform a task. 
B)  Main memory 
C)  Pseudocode 
D)  A flow chart

Question 11

Java was developed by

Accepted Answer

A)  Microsoft. 
B)  IBM 
C)  Sun Microsystems 
D)  Hewlett-Packard 
A)  Microsoft. 
B)  IBM 
C)  Sun Microsystems 
D)  Hewlett-Packard

Question 12

Internally,the central processing unit (CPU)consists of two parts:

Accepted Answer

A)  The control unit and the arithmetic and logic unit (ALU) 
B)  The control unit and main memory 
C)  The arithmetic and login unit (ALU)and main memory 
D)  The input and output devices 
A)  The control unit and the arithmetic and logic unit (ALU) 
B)  The control unit and main memory 
C)  The arithmetic and login unit (ALU)and main memory 
D)  The input and output devices

Question 13

An operating system can be categorized according to:

Accepted Answer

A)  The number of users they can accommodate 
B)  The number of tasks they can perform at one time 
C)  Both of the above 
D)  Neither of the above 
A)  The number of users they can accommodate 
B)  The number of tasks they can perform at one time 
C)  Both of the above 
D)  Neither of the above

Question 14

Colons are used to indicate the end of a Java statement.

Accepted Answer

A) True 
 B)False

Question 15

Variables are:

Accepted Answer

A)  Symbolic names made up by the programmer that represents locations in the computer's RAM 
B)  Reserved words 
C)  Symbolic names made up by the programmer whose values cannot be changed 
D)  Operators that perform operations on one or more operands 
A)  Symbolic names made up by the programmer that represents locations in the computer's RAM 
B)  Reserved words 
C)  Symbolic names made up by the programmer whose values cannot be changed 
D)  Operators that perform operations on one or more operands

Question 16

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:

Accepted Answer

A)  Save the program with the .comp extension 
B)  Execute the java.sun.com program 
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 
A)  Save the program with the .comp extension 
B)  Execute the java.sun.com program 
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

Question 17

The contents of a variable cannot be changed while the program is running.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following will run the compiled program ReadIt?

Accepted Answer

A)  java ReadIt.java 
B)  java ReadIt 
C)  run ReadIt 
D)  go ReadIt 
A)  java ReadIt.java 
B)  java ReadIt 
C)  run ReadIt 
D)  go ReadIt

Question 19

One of the design tools used by programmers when creating a model of the program is:

Accepted Answer

A)  Disk drive 
B)  Compiler 
C)  ALU 
D)  Pseudocode 
A)  Disk drive 
B)  Compiler 
C)  ALU 
D)  Pseudocode

Question 20

The purpose of validating the results of the program is:

Accepted Answer

A)  To create a model of the program 
B)  To correct syntax errors 
C)  To correct runtime errors 
D)  To determine whether the program solves the original problem 
A)  To create a model of the program 
B)  To correct syntax errors 
C)  To correct runtime errors 
D)  To determine whether the program solves the original problem

Exam 1: Introduction to Computers and Java

Another term for programs is :

Computers can do many different jobs because they are:

Compiled byte code is also called source code.

This is a special language used to write computer programs.

The Java Virtual Machine is a program that reads Java byte code instructions and executes them as they are read.

In the programming process which of the following is not involved in defining what the program is to do:

This is a cross between human language and a programming language.

Encapsulation refers t the combining of data and code into a single object.

The major components of a typical computer system consist of:

A computer program is:

Java was developed by

Internally,the central processing unit (CPU)consists of two parts:

An operating system can be categorized according to:

Colons are used to indicate the end of a Java statement.

Variables are:

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:

The contents of a variable cannot be changed while the program is running.

Which of the following will run the compiled program ReadIt?

One of the design tools used by programmers when creating a model of the program is:

The purpose of validating the results of the program is:

Java Fundamentals

Decision Structures

Loops and Files

Methods

A First Look at Classes

A First Look at Gui Applications

Arrays and the Arraylist Class

A Second Look at Classes and Objects

Text Processing and More About Wrapper Classes

Inheritance

Exceptions and Advanced File Io

Advanced Gui Applications

Applets and More

Recursion

Sorting, Searching, and Algorithm Analysis

Generics

Collections

Array-Based Lists

Linked Lists

Stacks and Queues

Binary Trees, Avl Trees, and Priority Queues

Filters