How to use these questions
Write down a real example for each theme, then practise answering aloud. Keep the context short, explain your own actions clearly and finish with the outcome.
Tell me about your practical experience.
What a strong answer should show
Name the work completed, tools used, level of supervision and standards followed.
How do you prepare a job safely?
What a strong answer should show
Cover risk assessment, isolation, PPE, permits, site rules and checking the work area.
Describe a fault you diagnosed.
What a strong answer should show
Explain the symptoms, checks, cause, repair and final test.
What would you do if a customer requested unsafe work?
What a strong answer should show
Refuse unsafe practice, explain the risk and offer a compliant alternative.
How do you maintain quality under time pressure?
What a strong answer should show
Plan materials and sequence while never skipping safety or final checks.
Tell me about a time plans changed on site.
What a strong answer should show
Show communication, flexibility and accurate recording of changes.
How do you look after tools and materials?
What a strong answer should show
Mention inspection, secure storage, stock control and reporting defects.
Why should we trust you with customers or sites?
What a strong answer should show
Use evidence of punctuality, clean work, communication and professional conduct.
Keep behavioural answers clear with STAR
Give the essential context.
State your responsibility.
Explain what you personally did.
Finish with the outcome.