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Salesforce CRT-600 Exam Overview:
| Certification Vendor: | Salesforce |
|---|---|
| Exam Name: | Salesforce Certified JavaScript Developer I |
| Exam Number: | CRT-600 |
| Real Exam Qty: | 60 |
| Related Certifications: | Lightning Web Components Specialist Superbadge |
| Exam Duration: | 105 minutes |
| Certificate Validity Period: | Annual maintenance required |
| Exam Format: | Multiple choice, Multiple select |
| Exam Price: | USD 200 |
| Passing Score: | 65% |
| Available Languages: | English |
| Sample Questions: |  |
| Exam Way: | Proctored onsite or online via Pearson VUE |
| Pre Condition: | None (recommended 1-2 years JavaScript experience) |
| Official Syllabus URL: | https://trailhead.salesforce.com/en/credentials/javascriptdeveloperi |
Salesforce CRT-600 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Server-side JavaScript | 8% | - Node.js CLI & libraries - npm basics |
| Topic 2: Variables, Types, and Collections | 23% | - Arrays and collections - JSON manipulation - Type coercion & conversion - Variables and initialization |
| Topic 3: Testing | 7% | - Assertions and types of tests - Testing fundamentals |
| Topic 4: Debugging and Error Handling | 7% | - Console and breakpoint debugging - Error throwing & catching |
| Topic 5: Objects, Functions, and Classes | 25% | - Class declaration & usage - Object creation & prototypes - Function definitions & usage - Modules |
| Topic 6: Asynchronous Programming | 13% | - Callback functions - Promises - Async/await |
| Topic 7: Browser and Events | 17% | - Browser dev tools - DOM manipulation - Event handling |
CRT-600 Exam FAQ: Try Before You Worry
The official Salesforce Certified JavaScript Developer I outline defines 7 domains. The leading three are Debugging and Error Handling (7%), Variables, Types, and Collections (23%), and Objects, Functions, and Classes (25%). The full list is in the topics section above, and TorrentExam's 225 practice questions cover each one.
None (recommended 1-2 years JavaScript experience) Since requirements change over time, confirm the latest on the official Salesforce exam page before scheduling.
The Salesforce Certified JavaScript Developer I exam contains 60 to complete within 105 minutes. Timed simulation in the TorrentExam Desktop Test Engine teaches that rhythm before exam day does.
Salesforce recommends these training resources for the Salesforce Certified JavaScript Developer I exam:
Follow the training with steady self-testing — the 225 practice questions from TorrentExam help you apply theory and fill any gaps the training leaves.
TorrentExam issues a full refund if you take the Salesforce Certified JavaScript Developer I exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review — not limited to any equipment, and friendly even without a network. All 225 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
The CRT-600 exam is a Salesforce certification exam validating the Salesforce Certified JavaScript Developer I syllabus shown above. It belongs to these credential paths: Lightning Web Components Specialist Superbadge. Candidates in 2026 start with TorrentExam's 225 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
The Salesforce Certified JavaScript Developer I exam requires 65% to pass, and registration costs USD 200. A failed attempt means paying the same fee again — a readiness check with the TorrentExam engines before booking is the cheaper option.
Proctored onsite or online via Pearson VUE Register for the Salesforce Certified JavaScript Developer I exam through these official channels:
After booking, TorrentExam delivers your practice questions within 1 minute — preparation starts the same day.
Salesforce Certified JavaScript Developer I Sample Questions:
Refer to code below:
Let productSKU = '8675309' ;
A developer has a requirement to generate SKU numbers that are always 19 characters lon, starting with 'sku', and padded with zeros.
Which statement assigns the values sku0000000008675309 ?
- A. productSKU = productSKU .padEnd (16. '0').padstart(19, 'sku');
- B. productSKU = productSKU .padStart (16. '0').padstart(19, 'sku');
- C. productSKU = productSKU .padStart (19. '0').padstart('sku');
- D. productSKU = productSKU .padEnd (16. '0').padstart('sku');
Correct Answer: B 🗳️
Refer to the code below:
const event = new CustomEvent(
//Missing Code
);
obj.dispatchEvent(event);
A developer needs to dispatch a custom event called update to send information about recordId.
Which two options could a developer insert at the placeholder in line 02 to achieve this?
Choose 2 answers
- A. 'Update' , (
recordId : '123abc'
( - B. 'Update' , {
Details : {
recordId : '123abc' - C. 'Update' , '123abc'
- D. { type : 'update', recordId : '123abc' }
Correct Answer: A,B 🗳️
Explanation: Only visible for TorrentExam members. You can sign-up / login (it's free).
Refer to the HTML below:
Which JavaScript statement results in changing " The Lion."?
- A. document.querySelector('$main li:second-child').innerHTML = " The Lion ';
- B. document.querySelectorAll('$main $TONY').innerHTML = '" The Lion
- C. document.querySelector('$main li:nth-child(2)'),innerHTML = " The Lion. ';
- D. document.querySelector('$main li.Tony').innerHTML = '" The Lion ';
Correct Answer: B 🗳️
Refer to code below:
Function muFunction(reassign){
Let x = 1;
var y = 1;
if( reassign ) {
Let x= 2;
Var y = 2;
console.log(x);
console.log(y);}
console.log(x);
console.log(y);}
What is displayed when myFunction(true) is called?
- A. 2 2 1 2
- B. 2 2 1 1
- C. 2 2 undefined undefined
- D. 2 2 2 2
Correct Answer: A 🗳️
A developer copied a JavaScript object:
How does the developer access dan's forstName,lastName? Choose 2 answers
- A. dan,name ( )
- B. dan, firstName = dan.lastName
- C. dan,firstname ( ) + dan, lastName ( )
- D. dan,name
Correct Answer: A,B 🗳️
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