Canarys
Placement Paper :-
1. Which of these is pic( 8259, 8279, both, 8159)
2. Mode 2 in 8255 is used for opn of
A) Port 1 only B) Port 2 only C) Both ports 1 & 2 D) None
3. what is 1c 72? (voltage controller, current controller, sine wave generator, sq wave generator)
4. 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
5. (32/343)^(4
6. 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.
7. A a B
a
bcc c
C D E
Triangle BDE is isosceles. find total area of the figure?
ANS: b(a+b/2).
8. 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.
9. 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
10. 3X-9<0. Which condition does x not satisfy from below?
A) -2 b) 1 c) 2 d)3 ans=d
11. (A/b)^(x-1)=(b/a)^(x-3) x=?
12. A’s salary is 33 1/3 % more than B. By how much is B’s salary less than A? Ans=25%
13.Symbol of PNP transistor? Choose one from 4 given figures..
14.Voltage follower is used for:
A) Connecting low impedance load to low impedance sources.
B) High low
C) High high
D) Low high
15. 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.
16.In combinational circuits: Options are same as above
17. Consider an half adder with delay d and a flip flop delay of d, calculate total delay..
18. 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..
19. 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.
20. An energy efficient transformer core is made up of? ( Si alloy steel, iron, c, d)
1. Which of these is pic( 8259, 8279, both, 8159)
2. Mode 2 in 8255 is used for opn of
A) Port 1 only B) Port 2 only C) Both ports 1 & 2 D) None
3. what is 1c 72? (voltage controller, current controller, sine wave generator, sq wave generator)
4. 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
5. (32/343)^(4
6. 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.
7. A a B
a
bcc c
C D E
Triangle BDE is isosceles. find total area of the figure?
ANS: b(a+b/2).
8. 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.
9. 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
10. 3X-9<0. Which condition does x not satisfy from below?
A) -2 b) 1 c) 2 d)3 ans=d
11. (A/b)^(x-1)=(b/a)^(x-3) x=?
12. A’s salary is 33 1/3 % more than B. By how much is B’s salary less than A? Ans=25%
13.Symbol of PNP transistor? Choose one from 4 given figures..
14.Voltage follower is used for:
A) Connecting low impedance load to low impedance sources.
B) High low
C) High high
D) Low high
15. 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.
16.In combinational circuits: Options are same as above
17. Consider an half adder with delay d and a flip flop delay of d, calculate total delay..
18. 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..
19. 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.
20. An energy efficient transformer core is made up of? ( Si alloy steel, iron, c, d)
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