This is the hardest HTML repair exam on the site: 60 multi-step fixes across 20 lesson groups. Scores below 50% fail, 50% to 79.99% earn an Intermediate certificate, and 80% or more earn a Professional certificate.
Certification
Repair broken HTML under exam conditions
This is a full stress-test, not a quick quiz. Each problem starts with broken code, and most questions now combine several structural, nesting, and attribute mistakes before the HTML becomes valid.
180 minutes
A countdown starts as soon as the student begins the attempt.
60 problems
There are 3 repair tasks from each of the 20 lesson groups.
Auto grading
Every answer is checked against a corrected HTML solution when the exam is submitted.
Certificates
Passing students receive a certificate level based on the percentage they earn.
Start exam
Enter the student name before starting. When the exam begins, the student is moved into the focused exam editor page, and progress is saved in this browser so accidental refreshes do not erase the attempt.
Exam instructions
Pick one instruction from the left and write the full HTML answer from scratch in the editor.
The editor is intentionally blank. Nothing is pre-written for the student.
Use the live preview to check the current answer before moving to the next question.
The exam submits automatically when the countdown reaches zero.
Problem 1Lesson 1
Current instruction
Live preview
Current answer preview
The preview updates from the code written for the selected question.
Final result
Exam result
Score0 / 60Percentage0%StatusFailCertificateNone
Modern Front End Tech
Intermediate certificate
Awarded for successfully completing the HTML repair examination
This certifies that the candidate named above attempted and passed the exam by demonstrating practical skill in fixing broken HTML structures under timed conditions.