Is salary useful after completing an MCA?

MCA salaries vary substantially by role, experience, location, technical skills and employer. It is better to compare current job descriptions than assume the degree guarantees a particular salary. The practical value of salary becomes clearer when you use it to solve an actual problem instead of studying definitions alone. This point is specifically relevant to the salary aspect of MCA study. For this specific question about salary, the practical takeaway is to relate the concept to your own MCA learning goal.