Sonata Previous Years Solved Sample Placement Papers
- A train running at the speed of 108 kmph, crosses a 365-metre long platform in 21 secs. What is the length of the train?
1) 260 metres
2) 275 metres
3) 265 metres
4) 285 metres
5) None of these
Answer: 3) 265 metres - In order to pass in an examination, a student is required to get 280 marks out of the aggregate marks. Hema got 264 marks and was declared failed by 2 per cent. What is the minimum passing percentage of the examination?
1) 33
2) 35
3) 40
4) 44
5) None of these
Answer: 3) 40 - The cost of 8 fans and 14 ovens is Rs.36520. What is the cost of 12 fans and 21 ovens (in Rs.)?
1) Rs.56,800
2) Rs.54780
3) Rs.57950
4) Cannot be determined
5) None of these
Answer: 1) Rs.56,800 - The average of four consecutive odd numbers P, Q, R and S respectively (in increasing order) is 104. What is the sum of P and S?
1) 204
2) 208
3) 206
4) 212
5) None of these
Answer: 2) 208 -
If the angle between the vectors **a** and **b** is π/3, what is the angle between -5**a** and 6**b**?
(a) π/6
(b) 2π/3 (Ans)
(c) 2π/5
(d) 3π/7
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What is the degree of the differential equation d²y/dx² - √(1 + (dy/dx)³) = 0?
(a) 1 (Ans)
(b) 2
(c) 3
(d) 6
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If ∫x²/nx dx = x³/m nx + x³/n + c, then what are the values of m and n respectively?
(a) 1/3, -1/9
(b) 3, -9 (Ans)
(c) 3, 9
(d) 3, 3
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What is the principal value of cosec⁻¹(-√2)?
(a) π/4
(b) π/2
(c) -π/4 (Ans)
(d) 0
- Two liquids A and B are in the ratio 5:1 in container 1 and in container 2, they are in the ratio 1:3. In what ratio should the contents of the two containers be mixed so as to obtain a mixture of A and B in the ratio 1:1?
(a) 2:3
(b) 4:3
(c) 3:2
(d) 3:4 (Ans: D)
- A closed wooden box of thickness 0.5 cm and length 21 cm, width 11 cm, and height 6 cm, is painted on the inside. The cost of painting is Rs 70. What is the rate of painting in rupees per sq. cm?
(a) 0.7
(b) 0.5
(c) 0.1
(d) 0.2 (Ans: C)
- Find the grammatical error in the sentence:
A. I have got
B. my M.Sc. degree
C. in 1988.
D. No error.
(Ans: A) - Pick out the most effective word(s) to fill in the blank:
The grapes are now _______ enough to be picked.
(a) ready
(b) mature
(c) ripe (Ans)
(d) advanced
- What is the best data type definition for Oracle when a field is alphanumeric and has a length that can vary?
(A) VARCHAR2
(B) CHAR
(C) LONG
(D) NUMBER
Ans: A
- The entity integrity rule states that:
(A) No primary key attribute may be null.
(B) No primary key can be composite.
(C) No primary key may be unique.
(D) No primary key may be equal to a value in a foreign key.
Ans: A