Yes, a Lieutenant is an officer in many military organizations, including the United States military. A Lieutenant typically holds a rank above a non-commissioned officer but below a Captain.

Pakistan armed forces commissioned officers, junior commissioned officers and officers holding grade 17 and above in government service are said to be the gazetted officer.

wdifference between a commissioned officer and non commissioned officer

a CO, or Commissioned Officer

Yes. If the noncommissioned officer is mp and the commissioned officer is under arrest. That's about it. Even an e-9 can only suggest a lower officer do something.