Is higher oms better than lower oms?

Your ping is the time it takes to receive an "answer" to a packet of data that your internet connection sends. 100ms would mean it takes 0.1s to send and receive a packet of data. 10000ms would mean...

Higher. 4.0 is the best.

Higher resolution on movies means that the picture will be clearer than on a movie with less resolution. So if you want a really good movie experience, go with the higher resolution.

Is higher resolution always better than lower resolution and why

If you are receiving interest on an assett, a higher interest is better. If you are paying interest on a debit, a lower interest is better.