Computer/IT MCQ-247

Computer GK IBPS CWE RRB Clerks,Bank Exams,LIC ADO,GIC,SBI POs

Which one of the following bands is used in the radio-astronomy such as QUIET telescope?

 
 
 
 

Which one of the following statements is the correct characteristics of the OLED?

 
 
 
 

Which one of the following television displays is working on the principle of semiconductor?

 
 
 
 

Which one of the following is correct characteristics of the LCD?

 
 
 
 

Consider the following statements
1. Plasma displays are bright have a wide colour pattern and can be produced in fairly large size.
2. Plasma display screens are made from glass which reflects more light.
Which of-the statements given above is/are correct?

 
 
 
 

Which one of the following displays consists of a matrix of cathode ray tubes each tube producing a single sub-pixel grouped in trees to form Red-Green-Blue (RGB) pixels?

 
 
 
 

Which one of the following flat panel displays uses nanoscopic-scale electron emitters to energise coloured phosphors and produce an image?

 
 
 
 

Consider the following statements
1. FEDs combine high contrast levels and very fast response times of CRTs with the packaging advantages of LCD.
2. FED display operates like a conventional cathode ray tube with an electron gun.
Which of the statements given above is/are correct?

 
 
 
 

Which one of the following television displays needs vacuum to operate and produce picture images?

 
 
 
 

Consider the following statements
1. Surface-conduction Electron-emitter Display (SED) uses much less power than an LCD television of the same size.
2. Field Emission Diode (FED) screen consist a series of metal stripes onto a glass plate to form a series of cathode lines.
Which of the statements given above is/are correct?

 
 
 
 

What is the RGB sources used in the certain Television display panels?

 
 
 
 

Which one of the following descriptions about the Satellite Television is correct?

 
 
 
 

Consider the following statements
1. LCD does not produce the light but uses some liquid crystal to produce the light.
2. In LCD display LCD shutters play a critical role to enhance the colour vision and filtered out the white light.
Which of the statements given above is/are correct?

 
 
 
 

Consider the following statements
1. Organic Light-Emitting Diodes (OLED) are similar to the LCDs but replace the backlights and polarizing cells with an OLED cell that directly emits light.
2. Surface conduction Electron-emitter Displays (SEDs) are very similar to Field Emission Displays (FEDs) but SED uses a single emitter for each column instead of the individual spots of the FED.
Which of the statements given above is/are correct?

 
 
 
 

Which one of the following Televisions (TV) is used to produce pictures in the stereoscopic capture, multi-view capture views?

 
 
 
 

Consider the following statements
1. Liquid Crystal on Silicon (LCoS ) is a micro-projection technology used in projection televisions.
2. LCD and plasma display technologies produce higher resolution and higher contrast images than the LCoS technology.
Which of the statements given above is/are correct?

 
 
 
 

Consider the following statements
1. Online TV is television service distributed via the Internet.
2. IPTV can be deployed using the Wide Area Network Internet Protocol network infrastructures.
Which of the statements given above is/are correct?

 
 
 
 

Which one of the following 3D-TV does not use the eye-glasses or lenses to produce three dimensional visions of the pictures?

 
 
 
 

Consider the following statements
1. Standard-defined TV has the resolution substantially higher then the High-Definition Television (HDTV).
2. In India, HDTV standard to axist after the end of the Asian Game held in Delhi in 1980s.
Which of the statements given above is/are correct?

 
 
 
 

Which one of the following is correct about the Lyceum TV?

 
 
 
 

Which one of the following is not correct matched?

 
 
 
 

Which one of the following number of horizontal pixels x number of vertical pixels parameters is used to board cadt the images or picture of the High-definition Television System?

 
 
 
 

Which one of the following modern electronic instrument can use the Organic Light Emitting Diode (OLED) as a display unit?

 
 
 
 

Consider the following statements
1. Surface-conduction Electron-emitter Display (SED) consists of a matrix of tiny cathode ray tubes.
2. Surface-conduction Electron-emitter Display (SED) uses the advantageous features of both the CRT and LCD displays.
Which of the statements given above is/are correct?

 
 
 
 

LEG, or Light-Emitting Electrochemical cell is a different mode of operation of

 
 
 
 

Which one of the following is not correctly matched?
3D-Televisio Types- Technology Used

 
 
 
 

Which one of the following is not the property of the Ferro-electric Liquid Display system?

 
 
 
 

Consider the following statements
1. Liquid Crystal Display (LCD) is a flat electronic visual display that uses the light modulating properties of liquid crystals.
2. Liquid Crystal Display (LCD) uses a technology which emits light directly and extensively.
Which of the statements given above is/are correct?

 
 
 
 

Which one of the following television display technologies cannot produce the flat TV screen /display?