Is a 1950 ford sedan battery a positive or a negative ground? Why are gram-positive bacteria purple in colour while gram negative are red? Gram-positive bacteria have a thick mesh-like cell wall which is  made up of peptidoglycan (50-90% of cell wall), which stains  purple.
If you talk about best schools in delhi ncr â Shri Ram School and DPS schools chains dominate top rankings. However Amity School is also considered in top schools. Being from Gurgaon and an alumni of DPS SECTOR 45 I can say DPS Sector 45, Sushant Lok are still the best schools in gurgaon particularity.
There are many reasons to look at year round school in a positive way. This school calendar can benefit both the schools, and the students. For example, year round schooling helps schools that are overcrowded because not all the students are in school at the same time.