Big Java Early Objects, (Enhanced eText), 7e Cay Horstmann (Test Bank All Chapters, 100% Original Verified, A+ Grade) Answers at the end of each chapter.

Big Java Early Objects, (Enhanced eText), 7e Cay Horstmann (Test Bank All Chapters, 100% Original Verified, A+ Grade) Answers at the end of each chapter.

Indicate the answer choice that best completes the statement or answers the question.

1.Which statement best describes a computer program?

• A program is a sequence

of comments.

• A program can

decide what task it is to perform.

• A

program is a sequence of instructions and decisions that the computer carries out.

• A program can only perform

one simple task.

2.Which statement regarding computer programs is correct?

• Computer programs can

decide what task to perform.

• Large and complex computer programs are generally written by only one

programmer.

• Computer programs are composed of extremely primitive

operations.

• Small computer programs are not documented.

3.What is an example of a typical instruction in a computer program?

• Add up two numbers.
• Lay out a term paper.
• Drive a car.
• Display

a fancy font.

4.What does CPU stand for?

• Computer Programming

Unit

• Computer

Processing Unit

• Central Processing Unit
• Central Programming

Unit 5.Which one of the following is NOT a function of a CPU?

• Performing arithmetic operations
• Processing

data and controlling programs

• Querying a

database

• Fetching and

storing data from storage and input devices 6.Which type of storage is made from electronic circuits that can store data?

• compact disk

(CD)

• hard disk
• primary storage
• secondary storage

7.Which one of the following memory types provides storage that persists without electricity?

• primary storage
• RAM
• memory
• secondary storage

8.Which one of the following memory types provides storage that is slower and less expensive?Big Java Early Objects, (Enhanced eText), 7e Cay Horstmann (Test Bank All Chapters, 100% Original Verified, A+ Grade) Answers at the end of each chapter.

Name: Class: Date: testbank-bj-7-ch1 Powered by Cognero Page 2

• primary storage
• secondary storage
• peripheral device
• the transistor

9.Which type of secondary storage consists of rotating platters coated with a magnetic material?

• hard disk
• solid state drive
• compact disk (CD)
• memory

10.Some computers are self-contained units; others are interconnected through what?

• bus
• networks
• peripheral devices
• power lines

11.Which is an example of a peripheral device?

• the CPU
• primary storage
• motherboard
• speakers

12.Which memory type does not provide persistent storage?

• secondary storage
• hard disk
• primary storage
• DVD

13.Where must program instructions and data reside in order for the CPU to directly read and execute them?

• memory
• bus
• hard disk
• somewhere on the computer network

14.What term is used to refer to the computer instructions that are executed by a CPU?

• virtual machine
• machine code
• high-level code
• instruction set

15.What is the Java Virtual Machine?

• A CPU that runs compiled Java code.
• A library that makes it possible to write portable programs.

Name:

Class:

Date:

testbank-bj-7-ch1

Powered by Cognero Page 3

• A program that simulates a real CPU running compiled Java code.
• A program that translates Java code into machine instructions.

• What is the term used to refer to Java code that runs in a browser?
• applet
• script
• html
• class

• What term is used to refer to languages that allow programmers to describe tasks at a higher conceptual level than

machine code?

• virtual
• high-level
• sophisticated
• conceptual

• What tool translates high-level instructions into low level machine code?
• debugger
• assembler
• compiler
• linker

• What tool translates Java source code into files that contain instructions for the Java Virtual Machine?
• linker
• compiler
• assembler
• interpreter

• Which statement is true about running a Java program on a different CPU?
• You need different Java source code for each CPU.
• You can take code that has been generated by the Java compiler and run it on different CPUs.
• You need to compile the Java program for each CPU.
• You cannot run the program on a different CPU because Java, being a high-level programming language, is

machine dependent.

• When was Java officially introduced?
• 1991
• 1995
• 2000
• 2005

• Which statement best describes the portability characteristic of Java?
• The same already-compiled Java programs will run on Windows, UNIX, Linux, or Macintosh operating

systems without any change.

• The same Java compiler can be used on many operating systems.

Name:

Class:

Date:

testbank-bj-7-ch1

Powered by Cognero Page 4

• There are only small differences between the Java programming language on different operating systems.
• It is easy to change a Java program so that it will work on different operating systems.

• No matter which Java development environment you use, what happens to the Java source code in order for a Java

program to execute?

• The source code is automatically separated into many files.
• The source code is backed up to a network storage facility.
• A Java compiler converts all uppercase letters to lowercase.
• A Java compiler translates the source code into class files.

• Why should you set aside time to become familiar with the programming environment?
• The time you spend will prevent data loss without the need for backups.
• The tools needed for Java programming are different from other software.
• Although computer systems vary widely, the Java programming environment is always the same.
• The Java libraries are detailed and extensive.

• Suppose that a computer virus infects your computer and corrupts the files you were going to submit for your current

homework assignment. What precaution could have saved you from a disastrously bad grade for this assignment?

• Defragment the hard drive.
• Purchase an anti-virus program to remove the virus from your computer.
• Make regular backups of all your important files.
• Purchase an extended warranty for your computer.

• Which statement regarding backup strategies for Java files is correct?
• You should have multiple copies of your source files in different locations.
• You should regularly print out your work so you can retype it in case of data loss.
• You should regularly back up the Java virtual machine instructions to prevent loss of valuable work.
• Your compiler automatically makes backups of your source files.

• The line public class HelloPrinter indicates which declaration below?
• Declaration of the variable class.
• Declaration of the class HelloPrinter.
• Declaration of the variable public.
• Declaration of the class public.

• Every Java program consists of one or more of these fundamental building blocks.
• class
• CPU
• applet
• parameter

• What is the name of the file that contains the Java source code for the public class HelloPrinter?
• HelloPrinter
• HelloPrinter.java