Computer Basic Information A hybrid computer uses a _____ to convert digital signals from a computer into analog signals. Decoder Modem Modulator None of these Demodulator Decoder Modem Modulator None of these Demodulator ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A monitor looks like a TV set but it does not Give a steady picture Receive TV signals Give a clear picture None of these Display graphics Give a steady picture Receive TV signals Give a clear picture None of these Display graphics ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets? ROM Core memory Magnetic disk None of these Bubble memory ROM Core memory Magnetic disk None of these Bubble memory ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A beam of light used to record and retrieve data on optical disks is known as laser polarized light None of these coloured light unpolarized concentric light laser polarized light None of these coloured light unpolarized concentric light ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information How are data organized in a spreadsheet? Rows and Columns None of these Tables Boxes Rows and Columns None of these Tables Boxes ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which one of the following would be considered as a way that a computer virus can enter a computer system? Viewing a website without causing any additional transactions Opening an application previously installed on the computer Borrowed an illegal copy of software None of these Running antivirus programs Viewing a website without causing any additional transactions Opening an application previously installed on the computer Borrowed an illegal copy of software None of these Running antivirus programs ANSWER DOWNLOAD EXAMIANS APP
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