Question Detail Which of following is not a valid bus in computer system ? Data BusMemory BusAddress BusSystem Bus Answer: Option B Similar Questions : 1. What is motherboard ? Scanner and other things are part of motherboardKeyboard otherwise known as motherboardA circuit board which connects all the elementsIt is a type of file server Answer: Option C 2. Resolution of printer is measured in ? MegabitsInchesHertzDPI Answer: Option D 3. Which among following is not necessary for working of a standalone computer ? RAMHard DriveOperating SystemLAN card Answer: Option D 4. Which among following is considered a volatile memory ? ROMRAMHard DiskCD-ROM Answer: Option B 5. Which is the extension of a batch file ? .bat.exe.bth.batch Answer: Option A Read more from - Computer Awareness Questions Answers - Set 2