Computer Basic Information What is the most common tool used to restrict access to a computer system? Passwords Computer keys Access-control software User log in Passwords Computer keys Access-control software User log in ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as Flags PC Memory Address Registers None of these General purpose registers Flags PC Memory Address Registers None of these General purpose registers ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A connection between two end points, either physical or logical, over which data may travel in both directions simultaneously is called _____ Datalink Networks Dump point None of these Duplex Datalink Networks Dump point None of these Duplex ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information An input device that uses switch contacts placed under a plastic pad which may be inscribed with symbols is known as Magnetic disk None of these Punched card Punched paper tape Touch pad Magnetic disk None of these Punched card Punched paper tape Touch pad ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A pen shaped device which can sense light, and is used to point at spots on a video screen. Mouse Plotter Joystick Light pen None of these Mouse Plotter Joystick Light pen None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following isn't a type of computer facility? decentralized distributed centralized de-distributed None of these decentralized distributed centralized de-distributed None of these ANSWER DOWNLOAD EXAMIANS APP
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