Dari segi kelajuan data, rangkaian mudah alih itu laju.

Dari segi means in terms of, from the point of view of, or as for.

So Dari segi kelajuan data means something like:

• In terms of data speed
• As far as data speed is concerned

It is a very common Malay expression for introducing one aspect of something.

Yes, dari often means from, but in the fixed expression dari segi, it does not literally mean physical movement from somewhere.

Here, dari segi is an idiomatic phrase meaning:

• in terms of
• with regard to
• from the standpoint of

So it is best learned as one chunk: dari segi.

The comma separates the topic phrase from the main statement.

• Dari segi kelajuan data = the aspect being discussed
• rangkaian mudah alih itu laju = the actual comment about it

This is similar to English structures like:

• In terms of data speed, the mobile network is fast.

The comma helps show that the first part sets the context.

In Malay, the main noun usually comes first, and the word modifying it comes after.

So:

• kelajuan data = data speed
  • kelajuan = speed
  • data = data

This is the normal Malay noun order. English often does the reverse:

• English: data speed
• Malay: kelajuan data

The same pattern appears in many phrases.

Kelajuan is the noun speed, while laju is the adjective fast.

They are related like this:

• laju = fast
• ke-...-an added to laju gives kelajuan = speed

So:

• kelajuan data = data speed
• ... itu laju = ... is fast

This is a very common Malay word-formation pattern.

Literally:

• rangkaian = network
• mudah alih = mobile / portable / movable

So rangkaian mudah alih means mobile network.

The phrase mudah alih is used in Malay for things that can be moved or carried around, and in modern usage it often translates English mobile.

Because it is a set phrase made from two parts:

• mudah = easy
• alih = move/transfer/shift

Together, mudah alih means something like easily movable, which developed into the meaning mobile or portable.

Malay often uses multi-word expressions where English might use a single adjective.

Examples:

• telefon mudah alih = mobile phone
• peranti mudah alih = mobile device

Itu here means that, and it comes after the noun phrase in Malay.

So:

• rangkaian mudah alih itu = that mobile network / the mobile network

Malay demonstratives usually come after the noun:

• rumah itu = that house
• orang ini = this person

In some contexts, itu can feel a bit like English the, especially when referring to something already known in the conversation.

Malay often leaves out the verb to be in simple descriptive sentences.

So:

• rangkaian mudah alih itu laju literally looks like that mobile network fast
• but it means that mobile network is fast

This is completely normal in Malay.

Using adalah here would usually sound less natural. For adjective-based descriptions, Malay typically just puts the subject and adjective together.

Laju and cepat can both relate to speed, but laju fits very naturally when talking about something operating at a high speed, including internet or network speed.

In this sentence:

• kelajuan data = data speed
• ... laju = fast

Using cepat might be understood, but laju is a very natural choice here because the sentence is directly about speed.

A rough distinction is:

• laju = fast in speed/rate
• cepat = fast/quick, often emphasizing quickness in time

There is overlap, but laju works especially well here.

It is a little repetitive in form, but it is still normal and understandable.

The sentence is structured like this:

• Dari segi kelajuan data = speaking specifically about data speed
• ... laju = the network is fast

English sometimes does something similar:

• In terms of speed, it is fast.

So the repetition is not really a mistake; it just reflects the focus of the sentence.

Yes. Malay is fairly flexible with word order for emphasis.

For example:

• Rangkaian mudah alih itu laju dari segi kelajuan data.

This still makes sense, but it sounds a bit less natural than putting dari segi kelajuan data at the front if you want to highlight that specific aspect first.

Fronting the phrase makes the sentence feel like:

• As for data speed, the mobile network is fast.

So the original order helps organize the information clearly.

It sounds fairly neutral to slightly formal, especially because of dari segi and rangkaian mudah alih.

In everyday speech, people might use something simpler, depending on context, such as:

• Internet mudah alih itu laju.
• Line data dia laju.
• Kelajuan data rangkaian itu bagus.

But the original sentence is perfectly good Malay, especially in written or explanatory contexts.