According to that applicant's experience:
The Iraqi Consulate in Dubai helped with paperwork and fingerprinting.
The applicant had to appoint an agent in Baghdad through a Power of Attorney (PoA).
The consulate prepared a sealed application package that was sent to the agent.
The agent...
Split the roles if the duties changed enough to match different NOCs. This is more accurate and reduces the risk of a NOC mismatch.
Combine them only if the duties remained substantially the same and all positions fall under the same NOC. In that case, one entry may be acceptable, with the...