sivasoft interview questions

sivasoft interview questions

Wednesday, 5 March 2014

Placement Papers with Answers

1.If 2x-y=4 then 6x-3y=?
A.12

2.Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of them work together, find the time taken to fill the tank
A.17 1/7 mins

3.Three cards are drawn at random from an ordinary pack of cards. Find the probability that they will consist of a king,a queen and an ace.
A.64/2210

4.A number of cats got together and decided to kill between them 999919 mice. Every cat killed an equal number of mice. Each cat killed more mice than there were cats. How many cats do you think there were ?
A.991

5.A man ate 100 bananas in five days, each day eating 6 more than the previous day. How many bananas did he eat on the first day?
A.Eight

6.A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?
A.150 m

7.Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is:
A.3 : 2

8.Find the greatest number that will divide 43, 91 and 183 so as to leave the same remainder in each case.
A.4

9.Six bells commence tolling together and toll at intervals of 2, 4, 6, 8 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together ?
A.16

10.The greatest number of four digits which is divisible by 15, 25, 40 and 75 is:
A.9600

11.The greatest number of four digits which is divisible by 15, 25, 40 and 75 is:
A.9600

12.How many of the integers between 25 and 45 are even ?
A.10

13. If taxi fares were Rs 1.00 for the first 1/5 mile and Rs 0.20 for each 1/5 miles thereafter. The taxi fare for a 3-mile ride was
A.)Rs 3.80

14.A computer routine was developed to generate two numbers (x,y) the first being a random number between 0 and 100 inclusive, and the second being less than or equal to the square root of the first. Each of the followin pair satisfies the routine EXCEPT
A.(99.10)

15.A warehouse had a square floor with area 10,000 sq.meters. A rectangular addition was built along one entire side of the warehouse that increased the floor by one-half as much as the original floor. How many meters did the addition extend beyond the original buildings ?
A.50

16.A digital wristwatch was set accurately at 8.30 a.m and then lost 2 seconds every 5 minutes. What time was indicated on the watch at 6.30 p.m of the same day if the watch operated continuously that time ?
A.6.26

17.A 5 litre jug contains 4 litres of a salt water solution that is 15 percent salt. If 1.5 litres of the solution spills out of the jug, and the jug is then filled to capacity with water, approximately what percent of the resulting solution in the jug is salt?
A.7.5%

18.A plane travelled K miles in the first 96 miles of flight time. If it completed the remaining 300 miles of the trip in 1 minute, what was its average speed in miles per hour for the entire trip ?
A.(300+k)/97 * 60

19.A merchant sells an item at a 20 percent discount. but still makes a gross profit of 20 percent of the cost.What percent of cost would be gross profit on the item have been if it had been sold without the discount?
A.50%

20.A millionaire bought a job lot of hats 1/4 of which were brown. The millionaire sold 2/3 of the hats including 4/5 of the brown hats. What fraction of the unsold hats were brown.
A.3/20

21.How many integers n greater than and less than 100 are there such that,if the digits of n are reversed, the resulting integer is n+9 ?
A.8

22.An investor purchased a shares of stock at a certain price.If the stock increased in price Rs 0.25 per share and the total increase for the x shares was Rs 12.50, how many shares of stock had been purchased ?
A.50

23.At a special sale, 5 tickets can be purchased for the price of 3 tickets. If 5 tickets are purchased at the sale, the amount saved will be What percent of the original price of the 5 tickets?
A.40%

24.Working independently, Tina can do a certain job in 12 hours. Working independently, Ann can do the same job in 9 hours. If Tina Works independently at the job for 8 hours and then Ann works independently, how many hours will it take Ann to complete the remainder of the jobs?
A.3

25.A decorator bought a bolt of d m number of red chips in any one stack ?
A.5

26.A sink has 12 lits of water some quantity of water is taken out. if the remainng water is 6 litres less then the water taken out then quantity of water taken out is.
A.9

27.which is the 4 digit number whose second digit is thrice the first digit and 3'rd digit is sum of 1'st and 2'nd and last digit is twice the second digit.
A.1349

28.In a straight highway 2 cars starts from the same point in opposite directions each travels for 8 Kms and takeleft turn then travel for 6 Kms what is the distance between them now
A.25

29.WHICH IS NOT BASIC data type
A.Char*

30.#define val 1+2 printf("%d%d",val/val,val^3)
A.3 9

31.A 2MB PCM(pulse code modulation) has
A.31 voice channels & 1 signalling channel

32.Time taken for 1 satellite hop in voice communication is
A.1/2 second

33.Max number of satellite hops allowed in voice communication is :
A.two hops

34.Conditional results after execution of an instruction in a micro processor is stored in
A.flag register part of PSW(Program Status Word)

35.Frequency at which VOICE is sampled is
A.4 Khz

36.Line of Sight is
A.Tx & Rx should be visible to each other

37.Purpose of PC(Program Counter) in a MicroProcessor is
A.To store address of next instruction to be executed

38.What action is taken when the processor under execution is interrupted by a non-maskable interrupt?
A.Processor serves the interrupt request after completing the execution of the current instruction

39.The status of the Kernel is
A.Process

40.To send a data packet using datagram , connection will be established
A.no connection is required

41.Word allignment is
A.alligning the address to the next word boundary of the machine

42.When a 'C' function call is made, the order in which parameters passed to the function are pushed into the stack is
A.right to left

43.What is the type of signalling used between two exchanges?
A.inband

44.Buffering is
A.the process of temporarily storing the data to allow for small variation in device speeds

45.Memory allocation of variables declared in a program is
A.allocated on stack

46.A software that allows a personal computer to pretend as a computer terminal is
A.terminal emulation

47.What is done for a Push opertion?
A.SP is decremented and then the value is stored.

48.Binary equivalent of 52
A.110100

49.Hexadecimal equivalent of 3452
A.72A

50.Explain Just In Time Concept ?
A.Elimination of waste by purchasing manufacturing exactly when needed

51.A box contains 4 blue and 5 white balls and another box contains 5 blue and 4 white balls. One ball is to be drawn from either of the two boxes. What is the probability of drawing a blue ball?
A.1/2

52.An urn contains 6 red, 4 blue, 2 green and 3 yellow marbles. If four marbles are picked at random, what is the probability that at least one is blue?
A.69/91

53.A committee of 4 members is to be selected from a group of 4 women and 3 men. What is the probability that the committee has at least one man.?
A.34/35

54.In a class composed of x girls and y boys what part of the class is composed of girls
A.x/(x + y)

55.What is the maximum number of half-pint bottles of cream that can be filled with a 4-gallon can of cream(2 pt.=1 qt. and 4 qt.=1 gal)
A.64

56.If the operation,^ is defined by the equation x ^ y = 2x + y,what is the value of a in 2 ^ a = a ^ 3
A.1

57.A coffee shop blends 2 kinds of coffee,putting in 2 parts of a 33p. a gm. grade to 1 part of a 24p. a gm.If the mixture is changed to 1 part of the 33p. a gm. to 2 parts of the less expensive grade,how much will the shop save in blending 100 gms.
A.Rs.3.00

57.There are 200 questions on a 3 hr examination.Among these questions are 50 mathematics problems.It is suggested that twice as much time be spent on each maths problem as for each other question.How many minutes should be spent on mathematics problems
A.72

58.In a group of 15,7 have studied Latin, 8 have studied Greek, and 3 have not studied either.How many of these studied both Latin and Greek
A.3

59.If 13 = 13w/(1-w) ,then (2w)2 =
A.1

60.If a and b are positive integers and (a-b)/3.5 = 4/7, then
A.b < a

61.In june a baseball team that played 60 games had won 30% of its game played. After a phenomenal winning streak this team raised its average to 50% .How many games must the team have won in a row to attain this average?
A.24

62.M men agree to purchase a gift for Rs. D. If three men drop out how much more will each have to contribute towards the purchase of the gift
A.3D/(M2-3M)

63.A company contracts to paint 3 houses. Mr.Brown can paint a house in 6 days while Mr.Black would take 8 days and Mr.Blue 12 days. After 8 days Mr.Brown goes on vacation and Mr. Black begins to work for a period of 6 days. How many days will it take Mr.Blue to complete the contract?
A.11

64.2 hours after a freight train leaves Delhi a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train. The average speed of the freight train was?
A.40

65.If 9x-3y=12 and 3x-5y=7 then 6x-2y = ?
A.8

66.There are 5 red shoes, 4 green shoes. If one draw randomly a shoe what is the probability of getting a red shoe
A.5c1/ 9c1

67.What is the selling price of a car? If the cost of the car is Rs.60 and a profit of 10% over selling price is earned
A.Rs 66/-

68.1/3 of girls , 1/2 of boys go to canteen .What factor and total number of classmates go to canteen.
A.Cannot be determined.

69.The price of a product is reduced by 30% . By what percentage should it be increased to make it 100%
A.42.857%

70.There is a square of side 6cm . A circle is inscribed inside the square. Find the ratio of the area of circle to square.
A.11/14

71.There are two candles of equal lengths and of different thickness. The thicker one lasts of six hours. The thinner 2 hours less than the thicker one. Ramesh lights the two candles at the same time. When he went to bed he saw the thicker one is twice the length of the thinner one. How long ago did Ramesh light the two candles .
A.3 hours.

72.If PQRST is a parallelogram what it the ratio of triangle PQS & parallelogram PQRST
A.1:2

73.The cost of an item is Rs 12.60. If the profit is 10% over selling price what is the selling price ?
A.Rs 13.86/-

74.There are 6 red shoes & 4 green shoes . If two of red shoes are drawn what is the probability of getting red shoes
A.6c2/10c2

75.To 15 lts of water containing 20% alcohol, we add 5 lts of pure water. What is % alcohol.
A.15%

76.A worker is paid Rs.20/- for a full days work. He works 1,1/3,2/3,1/8.3/4 days in a week. What is the total amount paid for that worker ?
A.57.50

77.If the value of x lies between 0 & 1 which of the following is the largest?
A.1/x

78.If the total distance of a journey is 120 km .If one goes by 60 kmph and comes back at 40kmph what is the average speed during the journey?
A.48kmph

79.A school has 30% students from Maharashtra .Out of these 20% are Bombey students. Find the total percentage of Bombay?
A.6%

80.An equilateral triangle of sides 3 inch each is given. How many equilateral triangles of side 1 inch can be formed from it?
A.9

81.If A/B = 3/5,then 15A = ?
A.9B

82.Each side of a rectangle is increased by 100% .By what percentage does the area increase?
A.300%

83.Perimeter of the back wheel = 9 feet, front wheel = 7 feet on a certain distance, the front wheel gets 10 revolutions more than the back wheel .What is the distance?
A.315 feet

84.Perimeter of front wheel =30, back wheel = 20. If front wheel revolves 240 times. How many revolutions will the back wheel taken?
A.360 times

85.20% of a 6 litre solution and 60% of 4 litre solution are mixed. What percentage of the mixture of solution
A.36%

86.City A s population is 68000, decreasing at a rate of 80 people per year. City B having population 42000 is increasing at a rate of 120 people per year. In how many years both the cities will have same population?
A.130 years

87.Two cars are 15 kms apart. One is turning at a speed of 50kmph and the other at 40kmph . How much time will it take for the two cars to meet?
A.3/2 hours

88.A person wants to buy 3 paise and 5 paise stamps costing exactly one rupee. If he buys which of the following number of stamps he won t able to buy 3 paise stamps.
A.9

89.Which of the following fractions is less than 1/3
A.15/46

90.There are two circles, one circle is inscribed and another circle is circumscribed over a square. What is the ratio of area of inner to outer circle?
A.1 : 2

91.Three types of tea the a,b,c costs Rs. 95/kg,100/kg and70/kg respectively.How many kgs of each should be blended to produce 100 kg of mixture worth Rs.90/kg, given that the quntities of band c are equal
A.50,25,25

92.in a class, except 18 all are above 50 years.15 are below 50 years of age. How many people are there
A.36

93.If a boat is moving in upstream with velocity of 14 km/hr and goes downstream with a velocity of 40 km/hr, then what is the speed of the stream ?
A.13 km/hr

94.Find the value of ( 0.75 * 0.75 * 0.75 - 0.001 ) / ( 0.75 * 0.75 - 0.075 + 0.01)
A.0.845

95.A can have a piece of work done in 8 days, B can work three times faster than the A, C can work five times faster than A. How many days will they take to do the work together ?
A.8/9 days

96.A car travels a certain distance taking 7 hrs in forward journey, during the return journey increased speed 12km/hr takes the times 5 hrs.What is the distancetravelled
A.30 kms

97.Find (7x + 4y ) / (x-2y) if x/2y = 3/2 ?
A.7

98.Instead of multiplying a number by 7, the number is divided by 7. What is the percentage of error obtained ?
A.60%