Every example below is written the way a good objective actually reads: specific, short, and impossible to mistake for anyone else. Find the situation closest to yours, take the structure, and swap in your own detail.
Career changer
Name the move openly and say what carries across. Hiding the change reads as a gap.
No experience
Lead with something real you have done. Volunteering, a certificate, and a finished project all count.
Student or new graduate
Your degree, one piece of practical evidence, and the role you want. That is the whole objective.
Returning to work
State the break in one clause, then move straight back to your track record. No apology.
Experienced professional
One number, one specialism, one clear ask. Seniority is shown by specificity, not by adjectives.
Manager
Scope first: team size, budget, or territory. Then what you want to run next.