Computer MCQ Welcome to your Computer MCQ The maximum range of Bluetooth communication to connect phones, a computer is20 mtrs10 mtrs15 mtrs12 mtrs Which of the following is known as the Brain of the ComputerALUGPUCPUOperating System What does HDD stand forHard Disk DroneHard Disk DriveHard Disk DeviceHard Disk Data A CPU has the following components:Control Unit, ALU & Memory RegistersControl Unit , ALU & Memory CardControl Unit, OS & Memory RegistersMemory Registers, ALU & OS A bar code reader is aOutput deviceInput deviceOSSoftware Arithmetic and Logical Operation is performed byCPUOMRALUMICR The process of getting useful information from raw data is known asInputOutputProcessingStorage What are the two kinds of computer memoryCD & FloppyCD & Pen DrivePrimary & SecondaryNone of the above Which one of the following is an example of primary memoryPrinterRAM & ROMFloppy DriveHDD When the computer is switched off Primary memoryloses its contentsaves its content in HDDEmail its content to usersaves its content on CPU Which one of the following is an example of secondary memoryOperating SystemPrinterScannerHDD One byte in a computer is equal to10 bit8 bit12 bit1024 bits One Kilobyte is equal to1020 bytes1026 bytes1024 bytes1022 bytes FAQ stands forFormally Asked QuestionsFrequently Asked QuestionsFrequently Answered QuestionsFirst Asked Questions Who is the founder of FacebookChris HughesMark ZuckerbergDustin MoskovitzAll of the above Name Email Time is Up!