Hun går ikke hjem før den siste arbeidsoppgaven er ferdig og et kort referat er skrevet.

Norwegian often uses the present tense to talk about the future when the meaning is clear from context.

So:

• Hun går ikke hjem før ...
  literally looks like She does not go home before ...
• but naturally means She won’t go home until ...

This is very common in Norwegian. English often prefers will/won’t, but Norwegian often just uses the present tense for planned or expected future actions.

Here før means before / until, but in this sentence the natural English meaning is until because of the ikke in the main clause.

Compare:

• Hun går hjem før møtet. = She goes home before the meeting.
• Hun går ikke hjem før møtet er ferdig. = She doesn’t go home until the meeting is finished.

So the combination ikke ... før often corresponds to English not ... until.

This is because Norwegian normally uses double definiteness when a noun is definite and has an adjective before it.

So you get:

• den = the
• siste = last / final
• arbeidsoppgaven = the work task / assignment

Together: den siste arbeidsoppgaven = the last work task

This is a very common pattern:

• den store bilen = the big car
• det nye huset = the new house
• de gamle bøkene = the old books

You usually need both:

1. a definite article before the adjective (den/det/de), and
2. the noun in the definite form.

Arbeidsoppgave is a compound noun:

• arbeid = work
• oppgave = task, assignment

So arbeidsoppgave means work task, job task, or assignment depending on context.

In this sentence:

• den siste arbeidsoppgaven = the last task at work / the final work assignment

Also note:

• oppgave is a common noun in Norwegian and can mean many kinds of tasks: homework, assignment, exercise, duty, task.

Å være ferdig is a very common and natural way to say to be finished / done in Norwegian.

So:

• arbeidsoppgaven er ferdig = the task is finished

You could sometimes say er fullført, but that sounds more formal or technical in many contexts.

Compare:

• Middagen er ferdig. = Dinner is ready / finished.
• Jeg er ferdig med leksene. = I’m finished with the homework.
• Prosjektet er fullført. = The project is completed.

In everyday language, ferdig is often the most natural choice.

Because referat is a neuter noun in Norwegian.

That affects both the article and the adjective:

• et = neuter indefinite article
• kort = adjective kort with neuter agreement
• referat = report, summary, brief written account

So:

• en kort tekst if the noun is common gender
• et kort referat because referat is neuter

This is standard adjective agreement in Norwegian.

Referat usually means a summary, brief report, or written account of something.

In this sentence, et kort referat is most naturally:

• a short report
• a brief summary

Depending on context, it could be a short written summary of work completed, a meeting, or some event.

It is not usually as formal or detailed as a full rapport.

Because this is a passive/resultative expression.

• har skrevet = has written and normally needs a subject who does the writing
  
  • Hun har skrevet et referat. = She has written a report.
• er skrevet focuses on the result/state: is written / has been written

So:

• et kort referat er skrevet = a short report has been written

This structure is useful when the important thing is that the report exists and is completed, not who wrote it.

In this sentence, that fits well: she is not going home until both things are done.

Yes, it is functioning as a passive or result-focused construction.

Norwegian often uses:

• bli + past participle for an event/process passive
• være + past participle for a resulting state

Compare:

• Referatet blir skrevet nå. = The report is being written now.
• Referatet er skrevet. = The report is written / has been written.

In your sentence, er skrevet emphasizes that the report is completed by that point.

Because this part comes after før, which introduces a subordinate clause.

In Norwegian subordinate clauses, the word order is typically more straightforward:

• subject + verb

So:

• før den siste arbeidsoppgaven er ferdig
• før et kort referat er skrevet

That is normal subordinate-clause order.

A useful thing to remember is that if there were an adverb like ikke inside the subordinate clause, it would usually come before the verb:

• ... før oppgaven ikke er ferdig
  not natural in meaning here, but useful for word order

This is different from main clauses, where Norwegian often has the verb in second position.

Here og connects two clauses/predications, not just two nouns.

The two parts are:

1. den siste arbeidsoppgaven er ferdig
2. et kort referat er skrevet

Both are things that must be true before she goes home.

So the full meaning is:

She doesn’t go home until:

• the last work task is finished, and
• a short report has been written.

Because the sentence does not need to say who wrote the report.

The grammatical subject of that clause is actually:

• et kort referat

So the clause literally means:

• a short report is written / has been written

This is a passive/result-focused way of speaking. It leaves the writer unspecified.

That is very common when the important thing is the completed result, not the person who did it.

Because hjem is very commonly used as an adverb meaning home.

So:

• gå hjem = go home
• komme hjem = come home
• dra hjem = leave for home / go home

You usually do not use an article here.

This is similar to English, where we say go home, not go to the home.

Yes. That would also be natural.

Both are common:

• Hun går ikke hjem før ...
• Hun drar ikke hjem før ...

The difference is small here:

• går hjem literally means walks/goes home, but often just means goes home
• drar hjem often emphasizes leaves for home / goes home

In many contexts, either works.
Går hjem is especially common when talking about leaving work for the day.

Yes, exactly.

The sentence says she will not go home until both of these are true:

• the final work task is finished
• a short report has been written

So the og means both conditions are required.

If only one is completed, she still is not going home.

It has two main parts:

1. Main clause:
   Hun går ikke hjem
   = She isn’t going home / won’t go home

2. Subordinate clause introduced by før:
   før den siste arbeidsoppgaven er ferdig og et kort referat er skrevet
   = until the last work task is finished and a short report has been written

So the structure is:

• main clause + før-clause

This is a very common Norwegian pattern:

• Jeg legger meg ikke før filmen er slutt.
• Vi drar ikke før alt er klart.

It is a useful structure to learn because it appears often in everyday speech and writing.