Placement Papers - Canarys

Paper: Canarys Placement Paper 9 OCT 2006 Bangalore (Aptitude & Technical)


DURATION : 30 MINS.

QUESTIONS : 30 (10 APTITUDE + 20 TECHNICAL ).

APTITUDE:

1. (32/343)^(4

2. IF a person\'s salary is rs. X. He spends 10% on rent, 15% of remaining on edu of his children, and 10% of the remaining on clothes. Then remains rs 4131. What is his salary? Ans=6000 rs.

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 4/5 th full. If 6 glasses of oil is removed and 4 glasses of oil added, it is 3/4th full. What is its capacity? Ans= 40 litres

6. 3X-9<0. Which condition does x not satisfy from below?

A) -2 b) 1 c) 2 d)3  ans=d

7. (A/b)^(x-1)=(b/a)^(x-3)   x=?

8. A\'s salary is 33 1/3 % more than B. By how much is B\'s salary less than A? Ans=25%

TECHNICAL (ECE)

1.Symbol of PNP transistor? Choose one from 4 given figures..

2.Voltage follower is used for:

A) Connecting low impedance load to low impedance sources.
B)      High         low
C)      High         high
D)      Low          high

3. Sequential circuits:

A) Op depends on present ip and past op
B) Only present ip    C) Only past op D) 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..

A) errors upto m bits  B) Errors uptp m/2 bits C) 2m bits  D) 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
A) Increase beta factor and dec I/p resistance
B) Increase beta factor and inc I/p resistance
C) Increase beta factor and dec o/p resistance
D) Increase beta factor and inc o/p resistance

10.Which instn does not affect z flag?
A) 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
A) Port 1 only  B) Port 2 only   C) Both ports 1 & 2  D) 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)

A) 0 To 255  B) -32767 To +32767  C) -32768 To +32767  D) -32767 To +32768