Rubies of knowledge is a website designed for the candidates of "entry tests", "screening tests", CSS, PMS examination. Entry is tests are conducted by the universities for admission in BS, MS or M.Phil, PHD and other degree programs. Screening tests are conducted for Government Job for different scales. PPSC, KPPSC, FPSC, BPSC conduct these tests for lectureship, Assistant director, and other many posts. Sometime Private organizations Such as NTS, PTS and many more conduct the tests for different departments and universities. Rubies of knowledge is also helpful for candidates of competitive examination such as CSS/PMS. CSS or PMS required(100) very vast knowledge. And this website is providing maximum material for preparation of competitive examination. Such as subject base knowledge, MCQS, discussions on current affairs. Thousands of MCQS have been added in the website related to everyday science and general knowledge. This website also cover subject based MCQS categorized in diffe