GK-Technology Question and Answer
GK-Technology Question and Answer
31. In the UK, what type of installation requires a fireman's switch?
- Neon Lighting
- High Pressure Sodium Lighting
- Water Features
- Hotel Rooms
32. The electromagnetic coils on the neck of the picture tube or tubes which pull the electron beam from side to side and up and down are called a...?
- Transformer
- Yoke
- Capacitor
- Diode
34. In a color television set using a picture tube a high voltage is used to accelerate electron beams to light the screen. That voltage is about...?
- 500 volts
- 5 thousand volts
- 25 thousand volts
- 100 thousand volts
35. The transformer that develops the high voltage in a home television is commonly called a...?
- Tesla coil
- Flyback
- Yoke
- Van de Graaf
36. Which consists of two plates separated by a dielectric and can store a charge?
- Inductor
- Capacitor
- Transistor
- Relay
37. What do we call a collection of two or more computers that are located within a limited
distance of each other and that are connected to each other directly or indirectly?
distance of each other and that are connected to each other directly or indirectly?
- Inernet
- Interanet
- Local Area Network
- Wide Area Network
38. '.JPG' extension refers usually to what kind of file?
- System file
- Animation/movie file
- MS Encarta document
- Image file
40. In what year was the "@" chosen for its use in e-mail addresses?
- 1976
- 1972
- 1980
- 1984