Explore topic-wise MCQs in Power Electronics.

This section includes 335 Mcqs, each offering curated multiple-choice questions to sharpen your Power Electronics knowledge and support exam preparation. Choose a topic below to get started.

101.

Laser printers are said to be

A. Non-impact printers
B. Impact printers
C. Line printers
D. Character printers
Answer» B. Impact printers
102.

Total types of data that can be read by document reader are

A. marks
B. handwritten and printed characters
C. printed lines
D. all of above
Answer» E.
103.

Dot-matrix printers are said to be

A. Impact printers
B. Non-impact printers
C. Expensive
D. High operation cost
Answer» B. Non-impact printers
104.

Device that can be used to switch current without any mechanical movement is called

A. transistors
B. resistors
C. actuators
D. stationary actuators
Answer» B. resistors
105.

Printing technique in which characters are formed with the selected dots from rectangular matrix is called

A. letter font
B. page font
C. paragraph font
D. matrix font
Answer» E.
106.

Simulated experience generated by computer, like visiting the surface of the sun is called

A. artificial solar visitation
B. extended experience
C. virtual reality
D. vicarious actuality
Answer» D. vicarious actuality
107.

Low speed laser printers can print up to

A. 2-8 pages per minute
B. 3-10 pages per minute
C. 4-12 pages per minute
D. 5-15 pages per minute
Answer» D. 5-15 pages per minute
108.

Key stations that are independent of all other stations are termed as

A. single station
B. double station
C. multiple stationed
D. stationed keyboard
Answer» B. double station
109.

Keyboards can be used for

A. on-line data entry
B. key to disc data entry
C. off-line preparation
D. all of above
Answer» E.
110.

Situation in which printers are differentiated on the basis of characters, lines and pages to be printed is called

A. sequence to print data
B. impact to print data
C. non impact printer
D. font of characters
Answer» B. impact to print data
111.

Speed of dot-matrix printer is measured in

A. cps
B. dpi
C. ppm
D. lmp
Answer» B. dpi
112.

Display screen in which text is displayed in one color and background is displayed by another single color is called

A. monochrome screen
B. high resolution screen
C. low resolution screen
D. medium resolution screen
Answer» B. high resolution screen
113.

The 'ink-jet printers or 'band printers' are classified as

A. character printer
B. ink printers
C. line printers
D. of band printer
Answer» D. of band printer
114.

Chain/Band printers are considered to be

A. Impact and monochrome printers
B. Non-impact and color printers
C. Impact and color printers
D. Non-impact and monochrome printers
Answer» B. Non-impact and color printers
115.

Type of device that can produce movement when an electrical signal is given to it is called

A. inverting device
B. actuators
C. stationary motor
D. stepping motor
Answer» C. stationary motor
116.

Term of computer that refers to all input, output and secondary storage devices is

A. peripheral
B. central
C. attached
D. network
Answer» B. central
117.

All of the following are input devices, except

A. mouse
B. keyboard
C. light pen
D. VDU
Answer» E.
118.

Most common output device for producing hard-copy output is known to be

A. Monitors
B. Printers
C. Scanners
D. Digitizers
Answer» C. Scanners
119.

Computer output which can be represent on screen and is not tangible is called

A. software
B. window
C. softcopy
D. desktop
Answer» D. desktop
120.

Technology used to read pencil or pen marks on a multiple choice answer sheet is

A. OCR
B. OMR
C. POS
D. OMR
Answer» C. POS
121.

Type of graphic tablet which accepts hand-written characters such as numbers and letters is known as

A. digital data operator
B. digital data acceptor
C. data pad
D. pen detector
Answer» D. pen detector
122.

The 'dot matrix and 'solid font printers' are examples of

A. line printers
B. of-band printer
C. character printer
D. ink printers
Answer» D. ink printers
123.

Data in a computer which can been processed into useful information is called

A. input
B. output
C. information
D. data processing
Answer» C. information
124.

The OCR recognizes the character's

A. size
B. shape
C. color
D. place
Answer» C. color
125.

Computer or system peripherals that receives data from processing unit are called

A. output devices
B. receiver
C. pre printed documents
D. analogue devices
Answer» B. receiver
126.

An organization that needs to produce hundreds or thousands of pages a day, the most logical choice is

A. dot-matrix
B. laser
C. thermal wax
D. inkjet
Answer» B. laser
127.

A solid cylinder with embossed characters on its surface, forms the

A. Drum printers
B. Chain printers
C. Band printers
D. Beam printers
Answer» B. Chain printers
128.

Per minute printing speed of large laser printer is

A. 150 pages
B. 200 pages
C. 250 pages
D. 300 pages
Answer» B. 200 pages
129.

Program or device that is often called as WIMP, is abbreviation of

A. windows, icons, mouse, pointer
B. windows, ink, message, pen
C. windows, ink, message, program
D. windows, icons, messages, pen
Answer» B. windows, ink, message, pen
130.

Document reader and a light pen; both are classical examples of

A. reading devices
B. light devices
C. input devices
D. digital devices
Answer» D. digital devices
131.

Digital board that can detect position of digital pen on its surface is called

A. electronic board
B. graphics tablet
C. pen detector
D. stylus detector
Answer» C. pen detector
132.

Drum printers are considered to be

A. Impact and color printers
B. Impact and monochrome printers
C. Non-impact and color printers
D. Non-impact and monochrome printers
Answer» C. Non-impact and color printers
133.

Input devices that rolls on a desktop and controls the position of the cursor on the screen is called

A. touch screen
B. light pen
C. digitizer
D. mouse
Answer» E.
134.

Type of printer in which characters or letters are formed without the use of any mechanical impact is termed as

A. page printers
B. line printers
C. impact printer
D. non impact printer
Answer» E.
135.

Terminal which can't process any information is known as

A. direct access terminal
B. intelligent terminal
C. dumb terminal
D. smart terminal
Answer» D. smart terminal
136.

A joystick is primarily used for/to

A. control sound on the screen
B. computer gaming
C. enter text
D. draw pictures
Answer» C. enter text
137.

Printer which follows the process of CMYK is

A. inkjet
B. line
C. laser
D. thermal
Answer» B. line
138.

Inkjet printers are said to be

A. Low-operation cost
B. Cheap
C. Impact printers
D. Non-impact printers
Answer» E.
139.

Magnetic tape which is of short length and is stacked onto the surface of document is called

A. inked stripe
B. coded stripe
C. magnetic stripe
D. tagged stripe
Answer» D. tagged stripe
140.

POS terminal is an example of

A. source document entry
B. direct entry
C. keyboard entry
D. Both b and c
Answer» E.
141.

Type of plotter in which a paper is held on a rotating drum and lines are drawn with pen movements is classified as

A. desk jet plotter
B. ink jet plotter
C. drum plotter
D. flat bed plotter
Answer» D. flat bed plotter
142.

Colors that can be supported by extended graphic array with a resolution of 1024 by 768 pixels are

A. 102400
B. 7680
C. 10000
D. 65000
Answer» E.
143.

Commonly used plotters can be classified into

A. Two types
B. Three types
C. Four types
D. Five types
Answer» B. Three types
144.

On color screen, two bits are needed for

A. two colors
B. four colors
C. eight colors
D. twelve colors
Answer» C. eight colors
145.

Small lever shaped device used to control movement on the screen is classified as

A. joystick
B. mouse
C. mice
D. keyboard
Answer» B. mouse
146.

Home offices often purchase device which is used to solve printing and scanning needs known as

A. photocopier
B. all-in one peripherals
C. inkjet printer
D. scanner
Answer» C. inkjet printer
147.

Digital camera is

A. input device
B. output device
C. software
D. storage
Answer» B. output device
148.

Main categories of peripheral devices are

A. input/output devices
B. on-line devices
C. backing storage devices
D. both a and c
Answer» E.
149.

Examples of hardware includes

A. scanner
B. printer
C. monitor
D. interpreter
Answer» E.
150.

Visual display unit is an example of

A. output device
B. input/output devices
C. backup devices
D. mediums
Answer» C. backup devices