Everyday Science Behind Modern Conveniences · 451 words · 15 min · English · backspace allowed · target 8,000 KDPH
Practice test modeled on the SSC CHSL DEO Data Entry Speed Test format. Not affiliated with Staff Selection Commission. 8,000 key depressions per hour (about 2,000 to 2,200 depressions in 15 minutes); DEO Grade A at CAG requires 15,000 KDPH. Qualifying with category-wise error caps.