Question 1

What are loop statements used for in programming?

Accepted Answer

Often in programming, you need to repeat the same statement, function, or code section  perhaps five times, 10 times, or 100 times. For example, you might want to perform the  same calculation until a specific number is found. In that case, you would need to use a  loop statement , a control flow statement that repeatedly executes a statement or a series  of statements while the value of a specific condition is truthy or until the value of a specific  condition becomes truthy.

Question 2

A ____ statement restarts a loop with a new iteration.

Accepted Answer

A)  break 
B)  continue 
C)  next 
D)  default 
A)  break 
B)  continue 
C)  next 
D)  default B

Question 3

The ____ label contains statements that execute when the value returned by the switch statement expression does not match a case label.

Accepted Answer

A)  default 
B)  else 
C)  break 
D)  continue 
A)  default 
B)  else 
C)  break 
D)  continue A

Question 4

Explain how index numbers are assigned to array elements and give an example.

Accepted Answer

Each element has a number, known  as an

Question 5

A(n)____ statement is used to end the execution of a switch statement.

Accepted Answer

A)  else 
B)  continue 
C)  break 
D)  default 
A)  else 
B)  continue 
C)  break 
D)  default

Question 6

The ____ statement controls program flow by executing a specific set of statements, depending on the value of an expression.

Accepted Answer

A)  if 
B)  while 
C)  if...else 
D)  switch 
A)  if 
B)  while 
C)  if...else 
D)  switch

Question 7

To end a switch statement once it performs its required task, include a(n)____________________ statement at the end of the statements associated with each case label.

Accepted Answer

The answer of To end a switch statement once it...

Question 8

Case labels must be discrete values and cannot use operators.

Accepted Answer

A) True 
 B)False

Question 9

Define decision making and describe its role in programming.

Accepted Answer

The process of choosing which code to ex

Question 10

The conditional expression in the   while  statement  is enclosed within ____ following the keyword while .

Accepted Answer

A)  slashes 
B)  parentheses 
C)  asterisks 
D)  dashes 
A)  slashes 
B)  parentheses 
C)  asterisks 
D)  dashes

Question 11

Each repetition of a looping statement is called a(n)____.

Accepted Answer

A)  case 
B)  element 
C)  iteration 
D)  condition 
A)  case 
B)  element 
C)  iteration 
D)  condition

Question 12

Changing the order in which JavaScript code is executed is known as  ____________________.

Accepted Answer

The answer of Changing the order in which JavaScript code...

Question 13

An if statement keeps repeating until its conditional expression evaluates to false.

Accepted Answer

A) True 
 B)False

Question 14

Which method  returns a collection of references to all instances of  a certain element in an HTML document?

Accepted Answer

A) getElementById() 
B)  getElementsByName() 
C) getElementsByTagName() 
D) getElementsByClassName() 
A) getElementById() 
B)  getElementsByName() 
C) getElementsByTagName() 
D) getElementsByClassName()

Question 15

You use a(n)____ when  you want to store a group or a list of related information in a single, easily managed location.

Accepted Answer

A)  function 
B)  console 
C)  array 
D)  conditional statement 
A)  function 
B)  console 
C)  array 
D)  conditional statement

Question 16

The ____ statement is used to execute specific programming code if the evaluation of a conditional expression returns a truthy value.

Accepted Answer

A)  default 
B)  continue 
C)  break 
D)  if 
A)  default 
B)  continue 
C)  break 
D)  if

Question 17

Describe the four steps that occur when a JavaScript interpreter encounters a for statement.

Accepted Answer

1. The counter variable is declared and

Question 18

What is the difference between an if statement and an if/else statement?

Accepted Answer

An if statement that includes

Question 19

Each piece of data contained in an array is called a(n)____.

Accepted Answer

A)  index 
B)  range 
C)  element 
D)  column 
A)  index 
B)  range 
C)  element 
D)  column

Question 20

You can think of an array as a collection of variables contained within a single variable.

Accepted Answer

A) True 
 B)False

What are loop statements used for in programming?

A ____ statement restarts a loop with a new iteration.

The ____ label contains statements that execute when the value returned by the switch statement expression does not match a case label.

Explain how index numbers are assigned to array elements and give an example.

A(n)____ statement is used to end the execution of a switch statement.

The ____ statement controls program flow by executing a specific set of statements, depending on the value of an expression.

To end a switch statement once it performs its required task, include a(n)____________________ statement at the end of the statements associated with each case label.

Case labels must be discrete values and cannot use operators.

Define decision making and describe its role in programming.

The conditional expression in the while statement is enclosed within ____ following the keyword while .

Each repetition of a looping statement is called a(n)____.

Changing the order in which JavaScript code is executed is known as ____________________.

An if statement keeps repeating until its conditional expression evaluates to false.

Which method returns a collection of references to all instances of a certain element in an HTML document?

You use a(n)____ when you want to store a group or a list of related information in a single, easily managed location.

The ____ statement is used to execute specific programming code if the evaluation of a conditional expression returns a truthy value.

Describe the four steps that occur when a JavaScript interpreter encounters a for statement.

What is the difference between an if statement and an if/else statement?

Each piece of data contained in an array is called a(n)____.

You can think of an array as a collection of variables contained within a single variable.

Introduction to Javascript

Working With Functions Data Types and Operators

Debugging and Error Handling

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 3: Building Arrays and Controlling Flow

What are loop statements used for in programming?

A ____ statement restarts a loop with a new iteration.

The ____ label contains statements that execute when the value returned by the switch statement expression does not match a case label.

Explain how index numbers are assigned to array elements and give an example.

A(n)____ statement is used to end the execution of a switch statement.

The ____ statement controls program flow by executing a specific set of statements, depending on the value of an expression.

To end a switch statement once it performs its required task, include a(n)____________________ statement at the end of the statements associated with each case label.

Case labels must be discrete values and cannot use operators.

Define decision making and describe its role in programming.

The conditional expression in the while statement is enclosed within ____ following the keyword while .

Each repetition of a looping statement is called a(n)____.

Changing the order in which JavaScript code is executed is known as ____________________.

An if statement keeps repeating until its conditional expression evaluates to false.

Which method returns a collection of references to all instances of a certain element in an HTML document?

You use a(n)____ when you want to store a group or a list of related information in a single, easily managed location.

The ____ statement is used to execute specific programming code if the evaluation of a conditional expression returns a truthy value.

Describe the four steps that occur when a JavaScript interpreter encounters a for statement.

What is the difference between an if statement and an if/else statement?

Each piece of data contained in an array is called a(n)____.

You can think of an array as a collection of variables contained within a single variable.

Introduction to Javascript

Working With Functions Data Types and Operators

Debugging and Error Handling

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