Computer Basic Information When did IBM close the last of its punched card manufacturing plant? None of these November, 1979 December, 1984 June, 1989 March, 1982 None of these November, 1979 December, 1984 June, 1989 March, 1982 ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information What is the byte capacity of a drum which is 5 inch high, 10 inch diameter, and which has 60 tracks per inch and bit density of 800 bits per inch? 942000 bytes 192300 bytes 14384 bytes 9712478 bytes None of these 942000 bytes 192300 bytes 14384 bytes 9712478 bytes None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following refers to the memory in your computer ? DSL LAN RAM USB DSL LAN RAM USB ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which method is of reading the characters & providing input to a computer. Optical character reader None of these Card punch Magnetic ink character Punched paper tape Optical character reader None of these Card punch Magnetic ink character Punched paper tape ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information What is object of UPS ? All of the listed here Provides backup power To increase the speed of a computer Using for storage All of the listed here Provides backup power To increase the speed of a computer Using for storage ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information What is the shortcut key to "Undo" the last action in a document? Ctrl + U Ctrl + Z Ctrl + X None of these Ctrl + Y Ctrl + U Ctrl + Z Ctrl + X None of these Ctrl + Y ANSWER DOWNLOAD EXAMIANS APP
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