Den yngre generasjonen bruker teknologien.

Because generasjonen is singular and is a common-gender noun.

• den = the for singular common-gender nouns
• det = the for singular neuter nouns
• de = the for plural nouns

Here, generasjon is a common-gender noun, so:

• den yngre generasjonen = the younger generation

If it were plural, you would use de:

• de yngre generasjonene = the younger generations

In Norwegian, the noun often gets the definite ending attached directly to it.

• generasjon = generation
• generasjonen = the generation

So instead of using a separate word like English the, Norwegian often marks definiteness on the noun itself.

But when there is also an adjective, Norwegian usually uses double definiteness:

• den
  • adjective + definite noun
• den yngre generasjonen

That is why you see both den and -en.

Yngre is the comparative form of ung.

• ung = young
• yngre = younger
• yngst = youngest

So:

• den unge generasjonen = the young generation
• den yngre generasjonen = the younger generation

The sentence specifically refers to a generation that is younger in comparison with another one, not just generally young.

Here, the -e form fits naturally because the adjective appears in a definite noun phrase:

• den yngre generasjonen

In Norwegian, adjectives usually take an -e form when they come before a definite noun.

Examples:

• en ung mann = a young man
• den unge mannen = the young man

With comparatives like yngre, the form is already yngre, so it stays the same:

• den yngre generasjonen

So the important point is that the phrase is definite, and adjectives in definite phrases normally appear in that definite-style form.

Because the sentence uses the definite form: the technology, not just technology in a more abstract or indefinite sense.

• teknologi = technology
• teknologien = the technology

In Norwegian, it is common to use the definite form in places where English may also use the, especially when talking about something understood in context or as a known concept.

So:

• bruker teknologi can mean use technology
• bruker teknologien means use the technology

Depending on context, both can be possible, but this sentence specifically uses the definite form.

Bruker is the present tense of the verb å bruke.

• å bruke = to use
• bruker = use / uses / am using / are using / is using, depending on context

Norwegian present tense is much simpler than English because the verb does not change for different subjects:

• jeg bruker = I use
• du bruker = you use
• han bruker = he uses
• de bruker = they use

So in this sentence:

• Den yngre generasjonen bruker teknologien.
• The younger generation uses the technology.

No, this is the normal basic Norwegian sentence order:

• Subject: Den yngre generasjonen
• Verb: bruker
• Object: teknologien

So it follows the common SVO pattern:

Subject + Verb + Object

That makes this a very straightforward sentence structurally.

You mostly have to learn the gender of each noun as part of the word.

For this noun:

• en generasjon
• therefore: generasjonen
• and with an adjective: den yngre generasjonen

A good habit is to learn nouns with their article:

• en generasjon
• en teknologi or, more commonly in dictionary style, just remember that teknologi is also common gender

Learning the noun together with en or et helps you build correct phrases later.

Yes, but it means something slightly different.

• den unge generasjonen = the young generation
• den yngre generasjonen = the younger generation

Use unge when you are describing the generation as young in itself. Use yngre when you are comparing it with an older generation.

So if the idea is contrast, yngre is the better choice.

It often does both at the same time.

In phrases with adjectives, Norwegian commonly uses:

• a separate determiner like den
• plus a definite ending on the noun

This is called double definiteness.

So:

• generasjonen = the generation
• den yngre generasjonen = the younger generation

You cannot normally drop the noun ending here and say den yngre generasjon in standard everyday Norwegian. The full standard pattern is:

• den + adjective + definite noun

You would remove the definite marking.

For example:

• En yngre generasjon bruker teknologi.
• A younger generation uses technology.

Compare:

• Den yngre generasjonen bruker teknologien.
  = The younger generation uses the technology.

• En yngre generasjon bruker teknologi.
  = A younger generation uses technology.

So Norwegian shows this contrast very clearly through articles and noun endings.