Canarys
DURATION : 30 MINS.
QUESTIONS : 30 (10 APTITUDE + 20 TECHNICAL ).
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
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for E&C students.. Pattern:
for E&C students..
Pattern: 30 Q, 30 MIN
APT-10 Q, EC:20 Q
ABT THE COMPANY:
Born in Oct, 1988, B'lore(Jayanagar),now has total 140 employees .
Products..Borland , QTS 360.
CLIENTS:Infosys,...ETC...
APTITUDE
1. 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
2. 10% 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)
3. If 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.i dn't remember...but simple..
5.""""
a
6.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
7. 8. 9 . 10.... qiute simple..
Electronics
1. 8254 counter :
down ctr
up "
up-down "
programmable"
2.an x bit processor is defined by
a.prog ctr size
b.address bits
c.ale signal
d.none of the above
ans..d
3. A bjt in cb mode is
a. power ampl.
b. current "
c. voltage ampl.
d. power / current "
4. find odd one:
z 80
8085
8086
8088
ans: 8086 (16 bit)
5. match..
a. interrupt 1> I/O device
b. hold 2>memory
c. wait 3> DMA ctroller
ans: a-1 , b - 3, c - 2
6.PPI is: 8255
7.Keypad ctroller is 8279
8......20
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