What basics should know the mechanical engineer?

A MECHANICAL ENGINEER SHOULD ALWAYS KNOW THESE THESE FOLLOWING BASICS:

NEWTONS LAWS OF MOTION

THERMODYNAMICS LAWS

STRESS STRIAN DIAGRAM (YOUNG's MODULUS)

BENDING MOMENT DIAGRAM

PRINCIPLE OF SUSPENSION BRIDGE

SOFTWARES LIKE:

PRO-E

AUTOCAD

AND A LITTLE ELECTRONICS AND A LITTLE MANAGEMENT.