Pertinent

Computer technology is indispensable to access many pertinent items of data.

As for the theoretical side, Peterson's claim is pertinent to our discussion.

He asked a few pertinent questions.

It's not pertinent.

Do you think this is pertinent?

Tom asked a few pertinent questions.

Could you please summarize the pertinent points?

The Traveling Salesman Problem is a pertinent koan among computer scientists.

It isn't pertinent.

That isn't pertinent.

Fourthly, I have made an effort to call the attention of the reader to the pertinent literature.