Question Detail What is extension of database file ? .db.dta.data.dt Answer: Option AExplanation:.db extension of database file. Ad Similar Questions : 1. What is extension Hypertext Preprocessor File ? .hpf.ppp.pph.php Answer: Option D 2. What is file extension of C++ source code file ? .cp.cplus.cpp.ccp Answer: Option C 3. Which among following is extension of a Configuration File ? .con.cfg.cgi.clt Answer: Option B 4. What is extension of Microsoft Excel Spreadsheet ? .xls.wks.xl.ls Answer: Option AExplanation:Note: .wks is extension Microsoft Works Spreadsheet 5. What is full form of PSD ? Parallel DataPhotoshop DocumentaryPhotoshop DocumentPheno Document Answer: Option CExplanation:.psd extension is photoshop document. Read more from - Important File Extensions Questions Answers