Question 1

Describe two advantages of implementing custom error handling.

Accepted Answer

Custom error handling allows p

Question 2

An infinite loop is an example of a(n)____ error.

Accepted Answer

A) syntax 
B) run-time 
C) logic 
D) user 
A) syntax 
B) run-time 
C) logic 
D) user

Question 3

What is the difference between syntax errors and run-time errors?

Accepted Answer

Run-time errors differ from syntax error

Question 4

For each error encountered, a browser's console displays a line numberand a description of the error.

Accepted Answer

A) True 
 B)False

Question 5

You implement custom error handling using the ____________________ event.

Accepted Answer

The answer of You implement custom error handling using the...

Question 6

A breakpoint  is a designation added to a specific statement in a program that causes  program execution to pause when it reaches that statement.

Accepted Answer

A) True 
 B)False

Question 7

Explain the three stepping options found in the debugging tools in modern browsers.

Accepted Answer

The debugging tools in all three browser

Question 8

The window.alert()debugging methodresults in messages ____ .

Accepted Answer

A) written to the text of the document being debugged 
B) displayed in dialog boxes 
C) displayed in the browser console 
D) available only to the JavaScript processor 
A) written to the text of the document being debugged 
B) displayed in dialog boxes 
C) displayed in the browser console 
D) available only to the JavaScript processor

Question 9

Which of the following JavaScript statements requests that processors remove some features from the language and require more stringent syntax for other features?

Accepted Answer

A)  break; 
B) "use strict"; 
C)  debugger; 
D)  console.log(); 
A)  break; 
B) "use strict"; 
C)  debugger; 
D)  console.log();

Question 10

How is setting breakpoints useful in debugging?

Accepted Answer

A breakpoint  is a designation added to

Question 11

When using the  console.log() method to trace bugs, it can be helpful to use a ____ program.

Accepted Answer

A)  script 
B)  hub 
C)  tracing 
D)  driver 
A)  script 
B)  hub 
C)  tracing 
D)  driver

Question 12

A ____ error is a flaw in a program's design that prevents the program from running as you anticipate.

Accepted Answer

A)  compile-time 
B)  syntax 
C)  logic 
D)  run-time 
A)  compile-time 
B)  syntax 
C)  logic 
D)  run-time

Question 13

The debugging tools built into modern browsers are especially useful in tracking down ____ .

Accepted Answer

A) compile-time errors 
B) syntax errors 
C) run-time errors 
D) logic errors 
A) compile-time errors 
B) syntax errors 
C) run-time errors 
D) logic errors

Question 14

____________________ is the process of tracing and resolving errors in a program.

Accepted Answer

The answer of ____________________ is the process of tracing and...

Question 15

The rules of a programming language are known as its ____.

Accepted Answer

A) logic 
B) syntax 
C) call stack 
D) console 
A) logic 
B) syntax 
C) call stack 
D) console

Question 16

The console.log()debugging methodresults in messages ____ .

Accepted Answer

A) written to the text of the document being debugged 
B) displayed in dialog boxes 
C) displayed in the browser console 
D) available only to the JavaScript processor 
A) written to the text of the document being debugged 
B) displayed in dialog boxes 
C) displayed in the browser console 
D) available only to the JavaScript processor

Question 17

After you throw an error, you use a ____ statement to handle the error.

Accepted Answer

A)  try 
B)  catch 
C)  handle 
D)  capture 
A)  try 
B)  catch 
C)  handle 
D)  capture

Question 18

Each time a program calls a procedure, the procedure is added to the top of the call stack, and then removed after it finishes executing.

Accepted Answer

A) True 
 B)False

Question 19

The term ____________________ refers to the temporary suspension of program execution so that you can monitor values and trace program execution.

Accepted Answer

The answer of The term ____________________ refers to the temporary...

Question 20

What is a dependency and what role do dependencies play in debugging?

Accepted Answer

Any program longer than a handful of lin

Describe two advantages of implementing custom error handling.

An infinite loop is an example of a(n)____ error.

What is the difference between syntax errors and run-time errors?

For each error encountered, a browser's console displays a line numberand a description of the error.

You implement custom error handling using the ____________________ event.

A breakpoint is a designation added to a specific statement in a program that causes program execution to pause when it reaches that statement.

Explain the three stepping options found in the debugging tools in modern browsers.

The window.alert()debugging methodresults in messages ____ .

Which of the following JavaScript statements requests that processors remove some features from the language and require more stringent syntax for other features?

How is setting breakpoints useful in debugging?

When using the console.log() method to trace bugs, it can be helpful to use a ____ program.

A ____ error is a flaw in a program's design that prevents the program from running as you anticipate.

The debugging tools built into modern browsers are especially useful in tracking down ____ .

____________________ is the process of tracing and resolving errors in a program.

The rules of a programming language are known as its ____.

The console.log()debugging methodresults in messages ____ .

After you throw an error, you use a ____ statement to handle the error.

Each time a program calls a procedure, the procedure is added to the top of the call stack, and then removed after it finishes executing.

The term ____________________ refers to the temporary suspension of program execution so that you can monitor values and trace program execution.

What is a dependency and what role do dependencies play in debugging?

Introduction to Javascript

Working With Functions Data Types and Operators

Building Arrays and Controlling Flow

Working With the Document Object Model Dom and Dhtml

Enhancing and Validating Forms

Using Object Oriented Javascript

Manipulating Data in Strings and Arrays

Managing State Information and Security

Programming for Mobile Devices and Touchscreens

Updating Web Pages With Ajax

Introduction to Jquery

Filters

Exam 4: Debugging and Error Handling

Describe two advantages of implementing custom error handling.

An infinite loop is an example of a(n)____ error.

What is the difference between syntax errors and run-time errors?

For each error encountered, a browser's console displays a line numberand a description of the error.

You implement custom error handling using the ____________________ event.

A breakpoint is a designation added to a specific statement in a program that causes program execution to pause when it reaches that statement.

Explain the three stepping options found in the debugging tools in modern browsers.

The window.alert()debugging methodresults in messages ____ .

Which of the following JavaScript statements requests that processors remove some features from the language and require more stringent syntax for other features?

How is setting breakpoints useful in debugging?

When using the console.log() method to trace bugs, it can be helpful to use a ____ program.

A ____ error is a flaw in a program's design that prevents the program from running as you anticipate.

The debugging tools built into modern browsers are especially useful in tracking down ____ .

____________________ is the process of tracing and resolving errors in a program.

The rules of a programming language are known as its ____.

The console.log()debugging methodresults in messages ____ .

After you throw an error, you use a ____ statement to handle the error.

Each time a program calls a procedure, the procedure is added to the top of the call stack, and then removed after it finishes executing.

The term ____________________ refers to the temporary suspension of program execution so that you can monitor values and trace program execution.

What is a dependency and what role do dependencies play in debugging?

Introduction to Javascript

Working With Functions Data Types and Operators

Building Arrays and Controlling Flow

Working With the Document Object Model Dom and Dhtml

Enhancing and Validating Forms

Using Object Oriented Javascript

Manipulating Data in Strings and Arrays

Managing State Information and Security

Programming for Mobile Devices and Touchscreens

Updating Web Pages With Ajax

Introduction to Jquery

Filters