Computer Basic Information Which of the following are often used to ensure that data has been accurately input to the computer? input controls light pens keyboards digitizers None of these input controls light pens keyboards digitizers None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information When was punched-card equipment used for the first time to process the British census? 1914 None of these 1911 1907 1910 1914 None of these 1911 1907 1910 ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A modern electronic computer is a machine that is meant for input, storage, manipulation and outputting of data doing quick mathematical calculations electronic data processing None of these performing repetitive tasks accurately input, storage, manipulation and outputting of data doing quick mathematical calculations electronic data processing None of these performing repetitive tasks accurately ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following is a pointing device? Hard disk RAM CD-ROM drive Touch screen used for computer input. Hard disk RAM CD-ROM drive Touch screen used for computer input. ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Any storage device added to a computer beyond the immediately usable main storage is known as Punched card Backing store None of these Hard disk Floppy disk Punched card Backing store None of these Hard disk Floppy disk ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information When customers of a Web site are unable to access it due to a bombardment of fake traffic, it is known as: A Trojan Horse Cracking A denial of service attack. A virus A Trojan Horse Cracking A denial of service attack. A virus ANSWER DOWNLOAD EXAMIANS APP
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