Questions & Answers about Ovaj posao traži puno strpljenja.
Because ovaj must agree with posao in gender, number, and case.
- posao = a masculine singular noun
- here it is the subject of the sentence, so it is in the nominative
- the masculine singular nominative form of this is ovaj
So:
- ovaj posao = this job
Other forms would appear in other cases, for example:
- ovog posla = of this job
- o ovom poslu = about this job
Posao is in the nominative singular.
In this sentence, ovaj posao is the subject:
- Ovaj posao traži puno strpljenja.
A useful way to think about it is:
- What requires a lot of patience?
This job does.
That makes ovaj posao the subject, so nominative is used.