Question 1

In Firefox, what tool can you use to see the errors on a web page?

Accepted Answer

A)  the Web Console 
B)  the Tech Support section 
C)  the Help menu 
D)  Firefox has no such tool . 
A)  the Web Console 
B)  the Tech Support section 
C)  the Help menu 
D)  Firefox has no such tool . A

Question 2

The toughest bugs to fix are always the toughest bugs to find .

Accepted Answer

A) True 
 B)False  False

Question 3

Software that translates a program written in a programming language into machine instructions is a(n)

Accepted Answer

A)  algorithm 
B)  browser 
C)  driver 
D)  compiler 
A)  algorithm 
B)  browser 
C)  driver 
D)  compiler D

Question 4

Select all that apply . Which of the following statements is TRUE?

Accepted Answer

A)  Given enough time, manufacturers can develop bug-free software . 
B)  Getting out and getting back in often works when an application is not working correctly . 
C)  Program testing reveals only the presence of bugs, never their absence . 
D)  Extensive and appropriate program testing will reveal all possible bugs . 
A)  Given enough time, manufacturers can develop bug-free software . 
B)  Getting out and getting back in often works when an application is not working correctly . 
C)  Program testing reveals only the presence of bugs, never their absence . 
D)  Extensive and appropriate program testing will reveal all possible bugs .

Question 5

In software, a program that stops operating to avoid harm is called

Accepted Answer

A)  fail-safe 
B)  bug-safe 
C)  fail-soft 
D)  fault-tolerant 
A)  fail-safe 
B)  bug-safe 
C)  fail-soft 
D)  fault-tolerant

Question 6

Sometimes unnecessary changes are made during the debugging process .

Accepted Answer

A) True 
 B)False

Question 7

Select all that apply . Which of the following is NOT a step to take when attempting to debug a problem with your computer?

Accepted Answer

A)  Check to see if the error happens again if you do the same thing that caused the error in the first place . 
B)  Call a friend who uses the same software . 
C)  Define, for yourself, what exactly is the error . 
D)  Check for obvious error sources, such as typing a lowercase L instead of a 1 . 
A)  Check to see if the error happens again if you do the same thing that caused the error in the first place . 
B)  Call a friend who uses the same software . 
C)  Define, for yourself, what exactly is the error . 
D)  Check for obvious error sources, such as typing a lowercase L instead of a 1 .

Question 8

In software, a program that continues to operate but with possibly degraded functionality is called

Accepted Answer

A)  fault-tolerant 
B)  bug-safe 
C)  fail-soft 
D)  fail-safe 
A)  fault-tolerant 
B)  bug-safe 
C)  fail-soft 
D)  fail-safe

Question 9

Testing and other techniques can ensure confidence that software works under abnormal circumstances .

Accepted Answer

A) True 
 B)False

Question 10

To assist with HTML debugging, errors discovered by Firefox while rendering a page can be viewed by going to the

Accepted Answer

A)  HTML Debugger 
B)  HTML Compiler 
C)  Web Console 
D)  Diagnostic Analyzer 
A)  HTML Debugger 
B)  HTML Compiler 
C)  Web Console 
D)  Diagnostic Analyzer

Question 11

A nanosecond is

Accepted Answer

A)  1/1,000,000th of a second 
B)  1/1,000th of a second 
C)  1/1,000,000,000th of a second 
D)  1/100th of a second 
A)  1/1,000,000th of a second 
B)  1/1,000th of a second 
C)  1/1,000,000,000th of a second 
D)  1/100th of a second

Question 12

The term bug (that is, a glitch in a computer system) evolved from an incident with the Volkswagen Beetle .

Accepted Answer

A) True 
 B)False

Question 13

What is the first step in the debugging process?

Accepted Answer

A)  isolating the problem 
B)  checking obvious error sources 
C)  checking that the error is reproducible 
D)  generating a theory to explain the problem 
A)  isolating the problem 
B)  checking obvious error sources 
C)  checking that the error is reproducible 
D)  generating a theory to explain the problem

Question 14

Most hardware failures caused by the manufacturing process show up after only a few hours of operation . This is known as

Accepted Answer

A)  the redundancy factor property 
B)  the infant mortality property 
C)  the specification failure property 
D)  the early failure property 
A)  the redundancy factor property 
B)  the infant mortality property 
C)  the specification failure property 
D)  the early failure property

Question 15

The basic premise of fail-soft and fail-safe design strategies is to have the program continue to operate as long as productive service is safely provided, but when that is not possible, the program should avoid negative outcomes by stopping entirely .

Accepted Answer

A) True 
 B)False

Question 16

It is possible to have completely safe software if there has been extensive program testing .

Accepted Answer

A) True 
 B)False

Question 17

If you have tried all the debugging steps you learned in this chapter and still can't fix the problem, what should you do before throwing up your hands in despair?

Accepted Answer

A)  Take a break and come back to try to solve the problem again later . 
B)  Change to another computer . 
C)  Email your instructor and explain that you can't submit an assignment because your computer is broken . 
D)  Any of these 
A)  Take a break and come back to try to solve the problem again later . 
B)  Change to another computer . 
C)  Email your instructor and explain that you can't submit an assignment because your computer is broken . 
D)  Any of these

Question 18

If your computer is not working, most likely it is your fault .

Accepted Answer

A) True 
 B)False

Question 19

It is practically impossible to have 100% bug-free software .

Accepted Answer

A) True 
 B)False

Question 20

Bypassing an error with an alternative approach is called a(n) ________ .

Accepted Answer

The answer of Bypassing an error with an alternative approach...

Exam 6: An Introduction to Debugging

In Firefox, what tool can you use to see the errors on a web page?

The toughest bugs to fix are always the toughest bugs to find .

Software that translates a program written in a programming language into machine instructions is a(n)

Select all that apply . Which of the following statements is TRUE?

In software, a program that stops operating to avoid harm is called

Sometimes unnecessary changes are made during the debugging process .

Select all that apply . Which of the following is NOT a step to take when attempting to debug a problem with your computer?

In software, a program that continues to operate but with possibly degraded functionality is called

Testing and other techniques can ensure confidence that software works under abnormal circumstances .

To assist with HTML debugging, errors discovered by Firefox while rendering a page can be viewed by going to the

A nanosecond is

The term bug (that is, a glitch in a computer system) evolved from an incident with the Volkswagen Beetle .

What is the first step in the debugging process?

Most hardware failures caused by the manufacturing process show up after only a few hours of operation . This is known as

The basic premise of fail-soft and fail-safe design strategies is to have the program continue to operate as long as productive service is safely provided, but when that is not possible, the program should avoid negative outcomes by stopping entirely .

It is possible to have completely safe software if there has been extensive program testing .

If you have tried all the debugging steps you learned in this chapter and still can't fix the problem, what should you do before throwing up your hands in despair?

If your computer is not working, most likely it is your fault .

It is practically impossible to have 100% bug-free software .

Bypassing an error with an alternative approach is called a(n) ________ .

Defining Information Technology

Exploring the Human-Computer Interface

The Basics of Networking

A Hypertext Markup Language Primer

Locating Information on the World Wide Web

Representing Information Digitally

Representing Multimedia Digitally

Principles of Computer Operations

Algorithmic Thinking

Social Implications of IT

Privacy and Digital Security

The Basics of Spreadsheets

Advanced Spreadsheets for Planning

Introduction to Database Concepts

A Case Study in Database Organization

Fundamental Concepts Expressed in Javascript

A Javascript Program

Programming Functions

Iteration Principles

A Case Study in Algorithmic Problem Solving

Limits to Computation

A Fluency Summary

Filters