The most important indicator of the quality of education in an educational institute is

The most important indicator of educational quality is the students' achievement level.

Achievement reflects the actual outcome of the whole teaching-learning process.

Infrastructural facilities are inputs that support, but do not guarantee, quality.

The classroom system is a structural arrangement, not a measure of results.

Textbooks and teaching-learning material are resources, again inputs rather than outcomes.

Quality is judged by outputs achieved, not merely by the resources provided.