computer practice test 2Versión en línea computer practice test 2 por infomind Online tests 1 LCD stands for a a) Lead crystal device b b) Light central display c c) Liquid central display d d) Liquid Crystal Display 2 Hard copy of a document is a a) Printed on printer b b) Stored in floppy c c) Store in d d) Store on Hard Disk 3 Generally which button of the mouse is used for OK? a a) Left b b) Right c c) Middle d d) Wheel 4 ______ is a fast speed printer? a a) Laser printer b b) Jet printer c c) Daisy Wheel Printer d d) Dot Matrix printer 5 . Ctrl, Shift, and Alt Keys are known as - a a) Modifier b b) Function c c) Alphanumeric d d)Adjustment keys 6 . In MICR, C stands for a a) Code b b) Colour c c) Computer d d) Character 7 Which of these keys is not on the number keypad? a a) Ctrl b b) Del c c) Enter d d) Num Lock 8 A button that makes characters either upper and lower case and numbers to symbols- a a) Monitor b b) Shift key c c) Icon d d) Mouse 9 OCR stands for a a) Optical Character recognition b b) Optical CPU recognition c c) Optimal Character Recognition d d) None of these 10 Typical acronym of reusable optical storage will be a a) CD b b) CD-RW c c) DVD d d) RPM 11 Storage Which stores or retains data after power off is called a a) Volatile storage b b) Non-volatile c c) Sequential d d) Direct 12 Data gathering in computer means, they allow to use ____ data. a a) Present b b) Input c c) Output d d) Store 13 A permanent memory, which alls data and instructions for start-up the computer and does not erase data after power off. a a) Networkinterface card b b) CPU c c) RAM d d) ROM 14 . The contents of memory will not be lost, when the power goes off in _____ a a) ROM b b)EPROM c c) EEPROM d d) All of these
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