Related Questions

A transistor is basically an amplifying device for
A current
B voltage
C power
D signal
Which of the following represents examples of an IT input device, output device and storage device respectively ?
A bar code reader, CD drive, projector
B keyboard, monitor, hard disc
C printer, DVD drive, joystick
D printer, mouse, monitor
The acceleration of a particle at any instant has two components i.e. radial component and tangential component. These two components will be
A Parallel to each other
B Perpendicular to each other
C Inclined at 45°
D Opposite to each other
In India, are prefabricated components costlier than those of traditional cast-in-situ items that the prefabricated components replace?
A Yes, because of heavier overheads and handling cost
B Yes, because of the very high order of quality control for the factory made components
C No, because of repetitive manufacture of a number of elements
D No, because of savings in site labour
When a number of components are fabricated on same IC chip it is necessary to provide isolation between two different components for input interconnection is called __________.
A Input amplification
B Input differentiation
C Common mode rejection
D Input isolation
The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?
A Laser scanner
B Wand
C OCR
D MICR
E None of the above
What is the name of the storage device which is used to compensate for the difference in rates of flow of data from once device to another?
A Cache
B Concentrator
C Buffer
D I/O device
E None of the above
IN most IBM PCs, the CPU, the device, memory expansion slots and active components are mounted on a single board. What is the name of this board?
A Breadboard
B Motherboard
C Grandmother board
D Daughter board
Which of the following Media Query describe the ratio of the device width to the device height of the media?
A device-aspect
B device-aspect-ratio
C device-aspect-query
D none of the mentioned
A(n) ____ device is any device that provides information which is sent to the CPU.
A input
B output
C CPU
D memory
E storage

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