Console methods beyond log in Node.js - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to print an error message using the console.

Node.js

console.[1]('This is an error message');

Drag options to blanks, or click blank then click option'

Ainfo

Bwarn

Cdebug

Derror

Attempts:

3 left

💡 Hint

Common Mistakes

Using console.log instead of console.error

Using console.warn which is for warnings, not errors

The console.error method prints error messages to the console, often in red or highlighted to show it's an error.

2fill in blank

medium

Complete the code to display a warning message in the console.

Node.js

console.[1]('This is a warning!');

Drag options to blanks, or click blank then click option'

Aerror

Binfo

Cwarn

Dtrace

Attempts:

3 left

💡 Hint

Common Mistakes

Using console.error instead of console.warn

Using console.log which is generic

The console.warn method shows a warning message, usually with a yellow highlight or icon.

3fill in blank

hard

Fix the error in the code to print a stack trace of the current point.

Node.js

console.[1]();

Drag options to blanks, or click blank then click option'

Atrace

Blog

Cdebug

Dstack

Attempts:

3 left

💡 Hint

Common Mistakes

Using console.stack which does not exist

Using console.debug which is for debug messages

The console.trace method prints a stack trace showing the call path to the current point in the code.

4fill in blank

hard

Fill both blanks to group console messages and end the group.

Node.js

console.[1]('Start Group');
console.log('Inside group');
console.[2]();

Drag options to blanks, or click blank then click option'

Agroup

BgroupEnd

CgroupCollapsed

DgroupClose

Attempts:

3 left

💡 Hint

Common Mistakes

Using groupCollapsed instead of group to start

Using groupClose which is not a valid method

console.group starts a new group of messages, and console.groupEnd ends it, helping organize console output.

5fill in blank

hard

Fill all three blanks to count how many times a label is logged and then reset the count.

Node.js

console.[1]('myLabel');
console.[2]('myLabel');
console.[3]('myLabel');

Drag options to blanks, or click blank then click option'

Acount

BcountReset

Clog

Dinfo

Attempts:

3 left

💡 Hint

Common Mistakes

Using log instead of count

Not resetting the count with countReset

console.count logs how many times it has been called with the same label. console.countReset resets that count.