Newbie (noun)

A person who is new to a particular activity or situation and is therefore not fully experienced or skilled in it.

Origin:

Slang word, first recorded use in the late 20th century.

Examples:

1. He was a newbie to the field and had to learn a lot on the job.
2. The newbie had a lot of questions and needed guidance.
3. She was a newbie in the company and had to adapt to the new culture.
4. The newbie was given a mentor to help him get started.
5. The team was patient with the newbie and helped him learn the ropes.