The ________ may also be called the screen or monitor.
Answer: D
Correct answer: display
The display is the general term for the screen on which output appears; monitor and screen are the everyday names for the same thing. A printer produces output on paper and a hard disk stores it.
Please log in or register to report this question.
USB refers to
Answer: C
Correct answer: a port type
USB stands for Universal Serial Bus, and in ordinary use the term names the kind of port and connector by which peripherals attach to a computer. It is neither a storage device nor a processor, though many storage devices connect through it.
Please log in or register to report this question.
A joystick is primarily used to/for
Answer: B
Correct answer: computer gaming
A joystick reports the direction and amount by which it is pushed, which suits continuous control of movement - steering, flying, aiming - and that is chiefly what games need. Text entry needs a keyboard and drawing needs a mouse or a graphics tablet.
Please log in or register to report this question.
Laser printers belong to
Answer: B
Correct answer: page printer
A laser printer composes and prints a whole page at a time, which is what makes it a page printer. Line printers and band printers produce one line at a time, and a dot matrix prints one character at a time.
Please log in or register to report this question.
What type devices are computer speakers or headphones?
Answer: D
Correct answer: Output
Speakers and headphones deliver sound from the computer to the listener, so they carry information outwards. A microphone would be the corresponding input device.
Please log in or register to report this question.
A light sensitive device that converts drawing, printed text or other images into digital form is
Answer: C
Correct answer: Scanner
A scanner shines light on a page and converts the reflected pattern into a digital image, which is exactly what the question describes. A plotter draws on paper and OMR reads only pencil marks in fixed positions rather than whole images.
Please log in or register to report this question.
Which among the device that converts computer output into a form that can be transmitted over a telephone line?
Answer: D
Correct answer: Modem
A telephone line carries an analogue signal, so computer output must be modulated onto it and demodulated at the far end - the two operations that give the modem its name. A multiplexer combines several signals on one channel but does not convert between digital and analogue.
Please log in or register to report this question.
Dot-matrix, Deskjet, Inkjet and Laser are all types of which computer peripherals?
Answer: A
Correct answer: Printers
Dot-matrix, deskjet, inkjet and laser are the four common printing technologies, distinguished by how they put ink or toner on paper.
Please log in or register to report this question.
The device primarily used to provide hardcopy is the
Answer: C
Correct answer: Printer
A hard copy is output on paper, and the printer is the device that produces it. A CRT or console shows output on a screen, which is soft copy, and a card reader is an input device.
Please log in or register to report this question.
________ keys are present on the top row of the keyboard.
Answer: A
Correct answer: Function
The function keys, F1 to F12, run along the top row above the number keys. The typewriter keys occupy the main block, the numeric keys the pad on the right, and the navigation keys the cluster between them.
Please log in or register to report this question.
