2-8. Which    of    the    following signals    is/are    sent    to    the CDS    computer    as    a    digital data    word? 1. DC   and     DU   pulse trains o n l y 2. Sign   of   DC  and   DU  only 3. Both   1   and   2   above 4. Digital 2-9. The   DC  and   DU  pulse trains are    normally    developed    from what     trigonometric     function? 1. Sine    of    the    antenna angle    only 2. Cosine     of     the     antenna angle    only 3. Both   1   and   2   above 4. Tangent    of    the    antenna angle IN    ANSWERING    QUESTIONS    2-10    AND 2-11,   REFER   TO   FIGURE   3-3   AND   TABLE 3-1   IN   THE   TEXT. 2-10. 2-11. Using    the    illustrated    RAC, in    what    position    should    the MODE    SELECTOR    switch    be placed    for    normal    operation? 1. OPERATE 2. Dq STEP 3 . R E S E T 4 . CONTINUOUS Using    the    illustrated    RAC, in    what    position    should    the MODE    SELECTOR    switch    be placed    to    generate    a continuous    simulated    radar sweep? 1 . OPERATE 2 . Dq STEP 3 . R E S E T 4 . CONTINUOUS 2-12. 2-13. 2-14. 2-15. 2-16. What    device    receives    output from    the    radar    azimuth converter? 1. R A C 2. RDDS 3. Radar 4. Console What    total    number    of separate    video    signals    may the   RDDS   receive   from   a sensor? 1. One 2. Two 3. Three 4. Four What    total    number    of    sensors can   input   into   the   RDDS? 1. 6 2. 10 3. 11 4. 24 What    total    number    of standard     AN/UYA-4(V)     display consoles    can    receive    output from   an   RDDS? 1. 6 2. 10 3. 11 4. 24 Which    of    the    following    RDDS outputs    can    be    selected    by remote    control    from    the display     console? 1. Symbology 2. Sensor    only 3. Video    level    only 4. Both   2   and   3   above 11