Q.21)-In the United States the television broadcast standard is...?
  • PAL
  • NTSC
  • SECAM
  • RGB
Q.22)-The transformer that develops the high voltage in a home television is commonly called a...?
  • Tesla coil
  • Flyback
  • Yoke
  • Van de Graaf
Q.23)-Which consists of two plates separated by a dielectric and can store a charge?
  • Inductor
  • Capacitor
  • Transistor
  • Relay
Q.24)-.JPG' extension refers usually to what kind of file?
  • System file
  • Animation/movie file
  • MS Encarta document
  • Image file
Q.25)-In what year was the "@" chosen for its use in e-mail addresses?
  • 1976
  • 1972
  • 1980
  • 1984
Q.26)-.TXT' extension refers usually to what kind of file?
  • Text File
  • Image file
  • Audio file
  • Adobe Acrobat file
Q.27)-The NTSC (National Television Standards Committee) is also used in the country of...?
  • Japan
  • France
  • Germany
  • England
Q.28)-Who built the world's first binary digit computer: Z1...?
  • Konrad Zuse
  • Ken Thompson
  • Alan Turing
  • George Boole
Q.29)-Compact discs, (according to the original CD specifications) hold how many minutes of music?
  • 74 mins
  • 56 mins
  • 60 mins
  • 90 mins
Q.30)-The average power (in watts) used by a 20 to 25 inch home color television is...?
  • 70-100
  • 25-50
  • 500-800
  • Over 1000