Canarys Placement-Paper on Feb 15, 2013

Discussion in 'Latest Placement papers' started by krishna, Aug 19, 2013.

  1. krishna

    krishna Banned

    APTITUDE:

    (32/343)^(4/5)=?
    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.
    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

    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 IMPEDENCE LOAD TO LOW IMPEDENCE SOURCES.

    B). HIGH LOW

    C). HIGH HIGH

    D). LOW HIGH

    3. SEQUENTIAL CIRUITS:

    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 CIRUITS:

    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

    S3

    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
    E. 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 AND 2

    d. NON
    13.WHAT IS 1C 72?( VOLTAGE CONTRLR, CURRENT CNTRLR, SINE WAVE GENR, SQ WAVE GENR)

    14.A 16 BIT REG CAN HOLD( 2’S COMPLEMENT FORM)

    a. 0 to 255

    b. –32767 to +32767

    c. –32768 to +32767

    d. –32767 to +32768






    1.Written Test

    a)Aptitude

    b)Verbal and Reasoning

    No of questions : 25

    Time Limit:40 Minutes

    2 Technical

    In technical concentrate on Basics from IS branch from DS,Microprocessor,OS,computer Network,Software engineering

    3 HR

    HR will be formal and they will tell about 3 year bond agreement, if you agreement for this they will call for you to technical discussion



    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=Rs.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 how 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&lt;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



    14. if a has 33 1/2 % richer than B , B is less than A by.

    a.16 1/3 b.27 c. 38 d. 42

    1510% of an officer deducted for hr, 15% rent, 20% of the rest for savings, n remaining for ….. that is equal to 1431… find the total amt…(RS AGG)

    16If M min spent on each sub n there r s subjects , time spent in am hour in all is ..

    a.1/MS b. 60/MS c. 60M/s d. MS/60

    Ans: b.

    4.Area of |————|
    b | |
    |____________|__
    b
    i have jus tried to make a fig.. i hope u got it a rect attached with a triangle find area ..

    Ans : a*b+ 1/2 *b*b

    =b(a+b/2) sq.meters

    17. 8254 counter :
    down ctr
    up “
    up-down “
    programmable”

    18an x bit processor is defined by
    a.prog ctr size
    b.address bits
    c.ale signal
    d.none of the above
    ans..d

    19A bjt in cb mode is
    a. power ampl.
    b. current “
    c. voltage ampl.
    d. power / current “

    20. find odd one:
    z 80
    8085
    8086
    8088
    ans: 8086 (16 bit)

    21match..
    a. interrupt 1> I/O device

    b. hold 2>memory

    c. wait 3> DMA ctroller

    ans: a-1 , b - 3, c - 2

    22..PPI is: 8255

    23.Keypad ctroller is 8279

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