Placement Papers: Canarys Placement Paper 9 Oct 2006 Bangalore Aptitude Technical

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  1. () ^ 4
  2. IF a person՚s salary is ₹ . X. He spends 10 % on rent, 15 % of remaining on edu of his children, and 10 % of the remaining on clothes. Then remains ₹ 4131. What is his salary? Ans = 6000 ₹
  3. A a B a bcc c C D E Triangle BDE is isosceles. Find total area of the figure? ANS: b (a + b/2) .
  4. A Girl has m mins of homework in each of her s subjects? Find the part of hw completed in 1 hour? Ans = 60/ms.
  5. A can is th full. If 6 glasses of oil is removed and 4 glasses of oil added, it is th full. What is its capacity? Ans = 40 litres
  6. 3X − 9 < 0. Which condition does x not satisfy from below?
    1. -2
    2. 1
    3. 2
    4. 3 ans = d
  7. (A/b) ^ (x − 1) = (b/a) ^ (x − 3) x = ?
  8. A՚s salary is 33 % more than B. By how much is B՚s salary less than A? Ans = 25 %

Technical Section

  1. Symbol of PNP transistor? Choose one from 4 given figures.
  2. Voltage follower is used for:
    1. Connecting low impedance load to low impedance sources.
    2. High low
    3. High high
    4. Low high
  3. Sequential circuits:
    1. Op depends on present ip and past op
    2. Only present ip
    3. Only past op
    4. Does not depend on anything.
  4. In combinational circuits: Options are same as above
  5. Consider an half adder with delay d and a flip flop delay of d, calculate total delay.
  6. L S1 A B s2 C A, B, C, L are similar lamps. At what combination of switches (S1, S2, S3) open or close does l glow brightest.
  7. an m bit hamming code, it can correct.
    1. errors upto m bits
    2. Errors uptp m/2 bits
    3. 2m bits
    4. Greater than m bits.
  8. An energy efficient transformer core is made up of (Si alloy steel, iron, c, d) ?
  9. Darlington pair is used to
    1. Increase beta factor and dec I/p resistance
    2. Increase beta factor and inc I/p resistance
    3. Increase beta factor and dec o/p resistance
    4. Increase beta factor and inc o/p resistance
  10. Which instn does not affect z flag-inc b B dcr b C inx b D dcx b
  11. Which of these is pic (8259,8279, both, 8159)
  12. Mode 2 in 8255 is used for opn of
    1. Port 1 only
    2. Port 2 only
    3. Both ports 1 & 2
    4. None
  13. what is 1c 72 (voltage controller, current controller, sine wave generator, sq wave generator) ?
  14. A 16 bit register can hold (2՚s complement form)
    1. 0 To 255
    2. -32767 To + 32767
    3. -32768 To + 32767
    4. -32767 To + 32768