If you play as Tank Class you have the responsability of lead the way, Lead of run in most the cases and the life of your party depends of you. If you fail the entire group will die.

If you dont have "Leadership" Skills playing as tank will be insane difficult.

classifyng the dificulty based on Gaming Skills necessary, Knowledge and responsability.

Tank Jobs

Paladin - ★★★★★★
Warrior - ★★★★★

Healer job

Any Healer Job - ★★★★★

DPS jobs. Im Taking in consideration only the DPS Parse their Dungeons.

Mele DPS - ★★★
RA DPS - ★

In conclusion for all the Newbies Tanks

The constructive criticism is always welcome and you must Listen and learn of people know more than you. The Negative criticism can be happily ignored. Play with the purpose of learn and get better for yourself, dont play for "LIKE" to the others.