Computer Basic Information What is backup? Accessing data on tape Adding more components to your network Filtering old data from the new data Protecting data by copying it from the original source to a different destination None of these Accessing data on tape Adding more components to your network Filtering old data from the new data Protecting data by copying it from the original source to a different destination None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A hybrid computer uses a _____ to convert digital signals from a computer into analog signals. Modulator Modem None of these Decoder Demodulator Modulator Modem None of these Decoder Demodulator ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following memories needs refresh? DRAM ROM None of these SRAM All of these DRAM ROM None of these SRAM All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information LISP was developed by John Napier Blaise Pascal Dr. Hollerith None of these John Mc Carthy John Napier Blaise Pascal Dr. Hollerith None of these John Mc Carthy ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A hand-held device which reads marks or characters on paper by detecting photo-sensitivity is known as All of these Optical-wand Plotter None of these Light pen All of these Optical-wand Plotter None of these Light pen ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Arithmetic logic unit I. perform arithmetic operations II. store data III. perform comparison IV. communicate with input devices from above the correct one is I and III only I and II only II only I only I and III only I and II only II only I only ANSWER DOWNLOAD EXAMIANS APP