Computer Basic Information What is meant by quad-density (QD) diskette? All of these It has double the number of tracks per inch None of these It is double-sided disk It is double density disk All of these It has double the number of tracks per inch None of these It is double-sided disk It is double density disk ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The working principles of today's computers were provided by an English mathematician Charles Babbage Donald Reach None of these Dr. Hollerith Ken Reider Charles Babbage Donald Reach None of these Dr. Hollerith Ken Reider ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information If you want to secure a message, use a(n): Cryptology source Encryption key Encryption software package Cryptosystem Cryptology source Encryption key Encryption software package Cryptosystem ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Where does a computer add and compare data? Hard disk Memory chip None of these CPU chip Floppy disk Hard disk Memory chip None of these CPU chip Floppy disk ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A pen shaped device which can sense light, and is used to point at spots on a video screen. Light pen Joystick Plotter None of these Mouse Light pen Joystick Plotter None of these Mouse ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Another term for Main Memory is Hard Disk Floppy Disk RAM ROM Hard Disk Floppy Disk RAM ROM ANSWER DOWNLOAD EXAMIANS APP
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