Computer Basic Information Hardware includes .......... sets of instructions that a computer runs or executes. None of these all devices used to input data into a computer. the computer and all the devices connected to it that are used to input and output data. all devices involved in processing information including the central processing unit, memory and storage. sets of instructions that a computer runs or executes. None of these all devices used to input data into a computer. the computer and all the devices connected to it that are used to input and output data. all devices involved in processing information including the central processing unit, memory and storage. ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information What is the shortcut key to "Undo" the last action in a document? None of these Ctrl + Y Ctrl + U Ctrl + X Ctrl + Z None of these Ctrl + Y Ctrl + U Ctrl + X Ctrl + Z ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information In 1830, Charles Babbage disigned a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited? 1855 1860 None of these 1870 1820 1855 1860 None of these 1870 1820 ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A hybrid computer uses a _____ to convert digital signals from a computer into analog signals. None of these Modem Modulator Decoder Demodulator None of these Modem Modulator Decoder Demodulator ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Disketts and hard disks are Sequential access devices Used only in mainframe computers None of these Direct access devices Slower than magnetic tape Sequential access devices Used only in mainframe computers None of these Direct access devices Slower than magnetic tape ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The memory sizes in mainframe computers and advanced technology micro computer are expressed as Bits Bytes Kilobytes Megabytes Bits Bytes Kilobytes Megabytes ANSWER DOWNLOAD EXAMIANS APP
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