Wipro Placement Papers
Placement Papers for All Companies
Wipro Test Paper December 2012
(a) In a straight path(b) Along the same plane in the direction of its propagation(c) Opposite to the original direction of propagation(d) In a sine wave
(a) Always(b) Only if the forces acting on the body are conservative.(c) Only if the forces acting on the body are gravitational.(d) Only if the forces acting on the body are elastic.
(a) Kilo-watt hour.(b) Volt*volt/sec*ohm.(c) Pascal*foot*foot(d) (Coulomb*coulomb)*farad
(a) There is no gravitational force acting on them.(b) The satellite and the air inside it have an acceleration equal to that of gravitational acceleration there.(c) The gravitational force of the earth and the sun balance giving null resultant.(d) There is no atmosphere at the height at which the satellites move.
(a) 1:1(b) 1:4(c) 2:1(d) 1:2
(a) Its internal energy increases.(b) Its internal energy decreases.(c) Its internal energy does not change.(d) The work done by the gas is not equal to the quantity of heat absorbed by it.
(a) The charge on the capacitor increases.(b) The voltage across the plates increases.(c) The capacitance increases.(d) The electrostatic energy stored in the capacitor decreases.
(a) Execute simple harmonic motion about the origin(b) Move to the origin and remain at rest(c) Move to infinity(d) Execute oscillatory but not simple harmonic motion
(a) Independant of L(b) Proportional to L*L(c) Inversely proportoinal to L(d) Directly proportional to L
(a) Increase in water with respect to air(b) Increase in air with respect to water(c) Decrease in water with respect to. air(d) Remain the same
(a) The intensity of incident radiation(b) The potential of the collector electrode(c) The frequency of incident radiation(d) The angle of incidence of radiation of the surface
(a) Has a magnetic dipole moment(b) Exerts an electric force on the nucleus equal to that on it by the nucleus(c) Does not produce a magnetic induction at the nucleus(d) All of the above
Q13. The X-rays beam coming from an X-ray tube will be:
(b) Having all wavelengths smaller than a certain minimum wavelength
(c) Having all wavelengths larger than a certain minimum wavelength
(d) Having all wavelengths lying between a minimum and a maximum wavelength
Q14. The mass number of a nucleus is
(a) Always less than its atomic number
(b) Always more than its atomic number
(c) Always equal to its atomic number
(d) Sometimes more and sometimes equal to its atomic number
Q15. Two successive elements belonging to the first transition series have the same number of electrons partially filling orbitals. They are
(a) V and Cr
(b) Ti and V
(c) Mn and Cr
(d) Fe and Co
Q16. When n+l has the same value for two or more orbitals,the new electron enters the orbital where
(a) n is maximum
(b) n is minimum
(c) l is maximum
(d) l is minimum
Q17. A balloon filled with ethylene is pricked with a sharp pointed needle and quickly placed in a tank full of hydrogen at the same pressure. After a while the balloon would have
(c) Completely collapsed
(d) Remain unchanged in size
Q18. Which of the following statements is not true?
(a) The ratio of the mean speed to the rms speed is independant of temperature
(b) Tthe square of the mean speed of the molecules is equal to the mean squared speed at a certain temperature
(c) Mean kinetic energy of the gas molecules at any given temperature is independant of the mean speed
Q19. Which of the following statements represent Raoults Law
(a) Mole fraction of solvent = ratio of vapour pressure of the solution to vapour pressure of the solvent
(b) Mole fraction of solute = ratio of vapour pressure of the solution to vapour pressure of the solvent
(c) Mole fraction of solute = lowering of vapour pressure of the solution
(d) Mole fraction of solvent = lowering of vapour pressure of the solution
Q20. Elements having the same atomic number and the same atomic mass are known as
(d) None of the above
Q21. Which is the most acidic amongst
Q22. Pure water does not conduct electricity because it is
(a) Almost not ionised
(b) Low boiling
(d) Readily decomposed
Q23. In a salt bridge, KCl is used because
(a) It is an electrolyte
(b) The transference number of K+ and Cl- is nearly the same
(c) It is a good conductor of electricity
(d) All of the above
Q24. A depolarizer used in the dry cell batteries is
(d) None of the above
Q25. The hydrolysis of alkyl halides by aqueous NaOH is best termed as
(a) Electrophylic substitution reaction
(b) Electrophylic addition reaction
(c) Nnucleophylic addition reaction
(d) Nucleophylic substitution reaction
Q26. The hydrocarbon that gives a red precipitate with ammoniacal cuprous chloride is (where means a triple bond)
(b) CH3-C C - CH3
(d) CH3-CH2-C CH
Q27. Which of the following reagents is neither neutral nor basic
(a) Lucas reagent
(b) Tollens reagent
(c) Bayers reagent
(d) Fehlings solution
Q28. The substance which is most easily nitrated
Q29. Carbylamine reaction is a test for
(a) Primary amine
(b) Secondary amine
(c) Tertiary amine
(d) Quarternary ammonium salt
Q30. Which of the following oxides cannot be reduced by carbon to obtain metal
Q31. Which of the following is not an oxide ore?
Q32. Which among the following is called philosophers wool
Q33. Out of 10 white, 9 black and 7 red balls, in how many ways can we select one or more balls
Q34. A and B throw a dice. The probability that As throw is not greater than Bs is
Q35. Given two numbers a and b. Let A denote the single AM between these and S denote the sum of n AMs between them. Then S/A depends upon
Q36. If the sum of the roots of the equation ax2+bx+c=0 is equal to the sum of the squares of theirnreciprocals, then, a/c, b/a, c/b are in
(d) None of the these
In the following questions ~ represents the integral sign-for eg. 1~2[f(x)] means integration of the function f(x) over the interval 1 to 2.
Q37. Value of -1~2[|2-x2|]dx, ie integration of the function |2-x2| over the interval -1 to 2.
(d) None of the above
Q38. If 0~P[log sinx]dx=k,then the value of 0~P/4[log(1 + tan x)]dx ,where P stands for pi, is
Q39. If a,b,c be in GP and p,q be respectively AM between a,b and b,c then
(d) None of the above
Q40. A solution of KMnO4 is reduced to MnO2 .The normality of solution is 0.6.The molarity is
The questions 41- 46 are based on the following pattern.The problems below contain a question and two statements giving certain data. You have to decide whether the data given in the statements are sufficient for answering the questions.The correct answer is
(A) If statement (I) alone is sufficient but statement (II) alone is not sufficient.
(B) If statement(II) alone is sufficient but statement(I) alone is not sufficient.
(C) If both statements together are sufficient but neither of statements alone is sufficient.
(D) If both together are not sufficient.
Q41. What is Johns age?
Q42. What is the distance from city A to city C in kms?
Q43. Is A=C ? A,B,C are real numbers
Q44. What is the 30th term of a given sequence ?
Q45. Was Avinash early, on time or late for work?
Q46. What is the value of A if A is an integer?
Q47. A person travels 12 km in the southward direction and then travels 5km to the right and then travels 15km toward the right and finally travels 5km towards the east, how far is he from his starting place?
(a) 5.5 kms
(b) 3 km
(c) 13 km
(d) 6.4 km
Q48. Xs fathers wifes fathers granddaughter uncle will be related to X as
Q49. Find the next number in the series 1, 3 ,7 ,13 ,21 ,31
Q50. If in a certain code RANGE is coded as 12345 and RANDOM is coded as 123678.
Then the code for the word MANGO would be
(a) QMBZFS(b) QWMFDW(c) QUREXM(d) URESTI
(a) D and C(b) E and C(c) D and E(d) Either (a) or (b)
(a) E and B(b) D and A(c) D and B(d) either (a) or (c)
(a) B, F(b) Y, C(c) G, I(d) K, O
(a) 13km east(b) 13km northeast(c) 13km northwest(d) 13km west
(a) 0.8(b) 0.48(c) 0.6(d) 0.14
(a) Shortest Job First Scheduling(b) Multilevel Queue Scheduling(c) FCFS(d) None of the above
(a) Uplinking(b) Downlinking(c) Both (a) and (b)(d) None of the above
(a) Left justifying a string(b) Right justifying a string(c) Removing a string from the console(d) Used for the scope specification of a char variable
(a) Create an array of type pointer-to-base-class that can hold pointers to derived classes(b) Create functions that have no body(c) Group objects of different classes so they can all be accessed by the same function code(d) Use the same function call to execute member functions to objects from different classes
(a) Quick Sort(b) Heap Sort(c) Merge Sort(d) Insert Sort
(a) Details(b) Coding(c) Decisions(d) None of the above
(a) Reallocation(b) Allocation(c) Linking(d) Both (a) and (b)
(a) Deadlock prevention(b) Deadlock avoidance(c) Deadlock recovery(d) None of these
(a) The pages, belonging to the working set of the programs, are in main memory(b) The speed of CPU is increased(c) The speed of I/O processor are increased(d) All of the above
(a) Narrowband channels(b) Simplex channels(c) Full-duplex channels(d) Mixedband channels
(a) Project name(b) Problem descriptions(c) Feasible alternative(d) Data flow diagrams
(a) To detect problems in protocols(b) To determine the type of transmission used in a data link(c) To determine the type of switching used in a data link(d) To determine the flow of data
(a) Coaxial cable(b) Fiber optic cable(c) Microwave circuits(d) All of the above
(a) Cache memory(b) Magnetic bubble memory(c) Magnetic core memory(d) RAM
(a) Parallel to serial conversion(b) Serial to parallel conversion(c) Digital delay line(d) All the above
(a) FIFO(b) LRU(c) LFU(d) NRU
(a) Create very different, personalised views of the same data(b) Present information in different formats(c) Hide sensitive information by omitting fields from the sub-schemas description(d) All of the above