Science & Technology

21. In which decade was the transistor invented? A.     1940s    B.     1950s C.     1960s    D.     1980s […]

11. The “desktop” of a computer refers to: A.     The visible screen B.     The area around the monitor

16. Which device can be used to store charge? A. Transistor B. Diode C. Capacitor D. Resistor Answer & Explanation

11. The “desktop” of a computer refers to: A.     The visible screen B.     The area around the monitor

6. How do you subscribe to an Internet mailing list? A.     Contact your Internet service provider B.     Send

1. Blue is what number on the resistor color code? A.     1    B.     4 C.     2    D.

66. Larger buildings may be supplied with a medium voltage electricity supply, and will required a substation or mini-sub. What

61. Voltage is sometimes referred to as EMF, or Electromotive…? A.     Field    B.     Factor C.     Flash    D.

56. In which decade was the ARRL founded? A.     1940s    B.     1930s C.     1920s    D.     1910s

46. The NTSC (National Television Standards Committee) is also used in the country of…? A.     Japan    B.     France

51. Compact discs, (according to the original CD specifications) hold how many minutes of music? A. 74 mins B. 56

46. The NTSC (National Television Standards Committee) is also used in the country of…? A.     Japan    B.     France

41. ‘.JPG’ extension refers usually to what kind of file? A.     System file B.     Animation/movie file C.   

36. In the United States the television broadcast standard is…? A.     PAL    B.     NTSC C.     SECAM    D.

26. The sampling rate, (how many samples per second are stored) for a CD is…? A.     48.4 kHz B.

31. Sometimes computers and cache registers in a foodmart are connected to a UPS system. What does UPS mean? A.

26. The sampling rate, (how many samples per second are stored) for a CD is…? A.     48.4 kHz B.

21. In which year was MIDI(dress) introduced? A.     1987    B.     1983 C.     1973    D.     1977 Answer

16. What frequency range is the High Frequency band? A.     100 kHz B.     1 GHz C.     30

11. Who is largely responsible for breaking the German Enigma codes, created a test that provided a foundation for artificial

1. In which decade was the American Institute of Electrical Engineers (AIEE) founded? A.     1850s    B.     1880s C.

6. In which decade was the SPICE simulator introduced? A. 1950s B. 1960s C. 1970s D. 1980s Answer & Explanation

1. In which decade was the American Institute of Electrical Engineers (AIEE) founded? A.     1850s    B.     1880s C.