Produktivitas menjadi tolok ukur.

Menjadi literally means to become. In many contexts, though, it can also mean to serve as or to function as.

So Produktivitas menjadi tolok ukur can feel like:

• Productivity becomes the benchmark
• Productivity serves as the benchmark
• Productivity is used as the benchmark

Compared with adalah, menjadi gives a stronger sense of taking on a role rather than simply stating an equation.

Yes, you could, but the nuance is a little different.

• Produktivitas adalah tolok ukur = Productivity is the benchmark
• Produktivitas menjadi tolok ukur = Productivity becomes / serves as the benchmark

Adalah is more neutral and definitional.
Menjadi suggests that productivity is used as the standard or has come to be the standard.

In many real contexts, menjadi sounds more natural when talking about criteria, roles, or functions.

Tolok ukur is a fixed expression meaning:

• benchmark
• yardstick
• standard of measurement
• measure/criterion

It is commonly used in formal or semi-formal Indonesian, especially in academic, business, government, and news contexts.

Examples:

• Keberhasilan dinilai dari beberapa tolok ukur.
  Success is assessed using several benchmarks.
• Nilai ujian bukan satu-satunya tolok ukur kecerdasan.
  Exam scores are not the only measure of intelligence.

It is written as two words: tolok ukur.

Even though it functions like a single noun expression, standard spelling keeps it separate. It is best learned as a set phrase.

Indonesian usually does not use articles like a/an/the the way English does.

So tolok ukur can mean:

• a benchmark
• the benchmark
• benchmark(s)

The exact meaning depends on context.

In this sentence, English will often translate it as the benchmark, but Indonesian does not need a separate word for that.

Indonesian nouns usually do not have separate singular and plural forms unless needed.

So tolok ukur by itself can mean:

• a benchmark
• benchmarks

If you want to make plurality explicit, Indonesian can use:

• repetition: tolok-tolok ukur or more naturally a quantifier/context
• a number: dua tolok ukur
• a plural marker in context: beberapa tolok ukur

In your sentence, singular is the natural reading because the structure suggests one standard role.

Produktivitas is a noun meaning productivity.

In the sentence:

• Produktivitas = subject
• menjadi = verb
• tolok ukur = complement/predicate noun

So the structure is basically:

[Noun] + [verb] + [noun phrase]

That is a very common Indonesian pattern.

Yes, it sounds fairly formal or neutral-formal.

Words like produktivitas and especially tolok ukur are very common in:

• business writing
• policy language
• education
• journalism
• presentations

In casual conversation, people might still understand it, but they might choose simpler wording depending on the situation.

The normal order is:

Produktivitas menjadi tolok ukur.

You can change the order for emphasis, but it may sound more marked or literary.

For example:

• Tolok ukurnya adalah produktivitas.
  The benchmark is productivity.

This version shifts focus onto tolok ukur first.
For a straightforward statement, the original word order is the most natural.

They are related, but not identical.

• menjadi tolok ukur = to become / serve as a benchmark
• sebagai tolok ukur = as a benchmark

So:

• Produktivitas menjadi tolok ukur.
  Productivity serves as the benchmark.
• Produktivitas digunakan sebagai tolok ukur.
  Productivity is used as a benchmark.

Sebagai usually needs another verb, such as:

• digunakan sebagai
• dipakai sebagai
• berfungsi sebagai

Menjadi can stand on its own.

The standard form is produktivitas.

Learners may sometimes see produktifitas, but produktivitas is the accepted standard spelling in modern Indonesian.

This is worth memorizing because many Indonesian words borrowed from international vocabulary have spellings that are close to English, but not always predictable.

A simple pronunciation guide is:

pro-duk-ti-VI-tas men-JA-di TO-lok U-kur

Roughly:

• produktivitas → pro-duk-ti-vee-tas
• menjadi → men-jah-dee
• tolok ukur → to-lok oo-koor

A few notes:

• Stress in Indonesian is usually not as strong or contrastive as in English.
• Vowels are generally pronounced clearly.
• u is like oo in food
• a is usually like a in father

Yes, it can, depending on context.

By itself, Produktivitas menjadi tolok ukur often suggests that productivity is the standard being used. In English, that may come across as the benchmark or a key benchmark.

If Indonesian wants to make it clearer that productivity is only one of several criteria, it might say:

• Produktivitas menjadi salah satu tolok ukur.
  Productivity becomes one of the benchmarks.

If it wants to stress exclusivity or importance, it might say:

• Produktivitas menjadi tolok ukur utama.
  Productivity becomes the main benchmark.