JSE™ – Certified Entry-Level JavaScript Programmer | Exam + Retake (TestNow)
JSE-40-01 | Exam + Retake

$51.60 $86.00
Lowest price in the 30 days before the discount: $86.00.

This digital product includes a voucher for the JSE-40-01 exam plus one retake option.

Delivery Channel
TestNow™
Voucher Type

This product provides an Exam Voucher with Retake authorizing one attempt at the JSE™ – Certified Entry-Level JavaScript Programmer exam, plus a one-time retake if the first attempt is not passed.

Retake note: If your first attempt is unsuccessful, a retake voucher is issued automatically to your TestNow™ account. The retake requires a minimum 7-day waiting period and must be used within 90 days from the date of the failed attempt. Retake vouchers cannot be issued in cases of absence, policy violations, or other disqualifying circumstances defined in the Testing Policies.

Voucher Validity

The exam voucher is valid for 12 months from the date of purchase, and the first attempt must be completed within this period. Once redeemed, vouchers cannot be reused, transferred, or extended.

Exam Version

JSE-40-01

Exam Delivery Channel

The exam voucher is redeemable exclusively through TestNow™, a secure online testing service that enables you to take the JSE exam remotely or at an authorized OpenEDG Testing Service facility.

Redemption Instructions

Redeem your voucher in TestNow™ – sign in, switch to the Test Candidate profile, open the Certification section, select Take Exam, and enter your voucher code. To store the voucher for a later date, use the Assign Voucher option.

Additional Information

For exam scope, registration details, identification requirements, and retake conditions, refer to the JSE™ Certification Page, the TestNow™ Testing Policies, and the JSE-40-01 Exam Syllabus.

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This product includes an Exam Voucher with Retake that authorizes one attempt at the JSE™ – Certified Entry-Level JavaScript Programmer exam, plus a one-time retake option that becomes available only if the first attempt is not passed.


The JSE™ – Certified Entry-Level JavaScript Programmer exam is an entry-level certification that measures a candidate’s ability to complete coding tasks involving fundamental JavaScript programming. It covers core syntax and semantics, variables and data types, operators and user interaction, control flow mechanisms, functions (including arrow functions and callbacks), and basic exception handling, debugging, and troubleshooting.

The exam consists of 30 single-select and multiple-select questions and has a duration of 45 minutes (including tutorial and NDA time).

The exam content is divided into six blocks:

  1. Basics of JavaScript and Computer Programming (8%)
  2. Variables, Data Types, and Type Casting (20%)
  3. Operators and User Interaction (18%)
  4. Control Flow – Conditional Execution and Loops (21%)
  5. Functions (21%)
  6. Errors, Exceptions, Debugging, and Troubleshooting (12%)

Pre-Exam Checklist

Before taking the exam (and any retake), please: