BScCsIT entrance Model Questions 2069

8/13/2019 BScCsIT entrance Model Questions 2069

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Tribhuvan UniversityInstitute of Science and Technology

4 Years B.Sc. Computer Science and Information TechnologyEntrance Examination

Model QuestionFull Marks: 100

Time: 2 hrs.Attempt all question:

Mathematics

25 1 = 251. If ={| 5 6 = 0}& ={2, 4}, ={4, 5}then is

a. {2, 4, 3, 4}b. {4, 2, 4, 3}c.

{4}

d. empty set

2. The range of = 4 isa. [2,2]b. [2,0]c. [0, 2]d. ,

3. The polar co-ordinates of the point = 3 & = 1area. = 1, = 30b. = 2, = 150c. = 1, = 150d. = 2, = 30

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WIT ( eerwalk Institute of Technology)


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4. If = 3, = 2be two roots of an equation = 0. Then the equation isa. 6 = 0b. 6 = 0c. 6 = 0d. 6 = 0

5. The stationary point for the curve = 2isa. 1,1b. 1, 1c. 1,0d.

0, 2

6. The sum of three cube roots of unity is

a. 0b. 1c. d.

7. cotequalsa. b. cot c. cot d.

8. The value of + isa. 22b. 2c. 22 2d. 22 2


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9. The value of isa. 1 coslog2b.

coslog2

c. log2d. 110. The value of the integral logis

a. log b. c. log d.

log

11. If. : defined by= 1, = , then isa. 1b. 1c. 1d. 1

12. If = 2 35 2, thenisa.

b. c. d.

13. The area bounded by the x-axis, the ordinates and the curve = , = 1, = 2isa. 7b. c.

d.


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14. The value of(+)+ is

a. 1 3b. 1

3

c.

3d. 115. If cos cos = then

a. = 1b. = 1c. = 1d. = 0

16. If be a complete cube root of unity, then 1 equalsa. 1b. c. 0d. 8

17. The value of tan 2 cot 2isa. 0b. 1c. d.

18. lim equalsa. b. c. d. 0

19. The sum of

terms of the series

is

a. b. c. d.


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20. If = & = then isa. +b. +

c. 1d. 121. The angle between the line pair 2 7 3= 0is

a. 45b. 135c. 45 135d. 30

22. Equation of a circle with radius

1and Centre

1, 2is

a. 2 4 4 = 0b. 2 4 = 0c. = 0d. 2 4 4 = 0

23. Ifis a square matrix, then the matrix isa. Symmetricb. 0c. Skew-symmetricd. Identity

24. If two linear equations in two variables represent parallel lines, then the equations are

a. Consistent and dependentb. Consistent and independentc. Inconsistent and independentd. None

25. If= 2 3 < 14 = 1

6 1 > 1

then the function isa. Discontinuous at = 1b. Continuous at = 1c. The limit does not existd. Continuous at = 0


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Physics25 1 = 25

26. The viscous force ()acting between liquid layers of area and velocity gradient isgiven by, = dwhere is a constant called coefficient of viscosity. The dimensions of are:

a. b. c. d.

27. The maximum value of magnitude

( )is

a. b. c. d.

28. In the normal reaction is doubled, the force of limiting friction becomes;

a. Halfb. Doublec. Four timesd. One fourth

29. A rocket is launched with a speed less than escape speed from earth. The sum of its kinetic

and potential energy is

a. Positiveb. Negativec. Zerod. May be positive or negative depending upon its initial speed

30. After terminal velocity is reached the acceleration of a body falling through a fluid is

a. Equal to gb. Less than gc. Greater than gd. Zero


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31. At what temperature do the Celsius and Fahrenheit scales coincide?

a. 40b. 32c.

0

d.

4532. In an ideal gas the molecules possessa. Only potentialb. Only kinetic energyc. Kinetic and potential energy bothd. Only gravitational energy

33. In an adiabatic expansion temperature of the system

a. Remains constantb.

Increasesc. Decreases

d. May increase or decrease34. A steam engine operates between 300and 600, the maximum possible efficiency of thisengine is

a. 100%b. 75%c. 50%d.

25%

35. The field of view is maximum for

a. Cylindrical mirrorb. Plane mirrorc. Concave mirrord. Convex mirror

36. Total internal reflection of light is possible when light enters from

a. Air to glassb. Water to airc. Air to waterd. Vacuum to air

37. A prism has angle of prismand critical angle . The condition for totally reflecting prism isa. = 2b. < 2c. 2d. > 2


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38. When a convex lens of flint glass is immersed in water, its focal length

a. Increasesb. Decreasesc. Remains unchangedd.

May increase or decrease depending upon material of lens

39. Which of the following is the most important factor that helps to recognize a person by his

voice alone?

a. Loudnessb. Pitchc. Intensityd. Quality

40. Velocity of sound is maximum in

a. Oxygenb. Hydrogenc. Nitrogend. Ammonia

41. Two waves having a phase difference of 60have a path difference ofa. 2b. c. d.

42. A capacitor of capacitance 2 is charged to 500, what is the energy stored?a. 0.25Jb. 0.5Jc. 0.2Jd. 2J

43. Kirchoff's voltage law is based on the principle of Conservation of

a. Energyb. Chargec. Massd. Momentum


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44. Two parallel wires carrying currents in opposite directions:

a. Attract each otherb. Cancel each otherc. Repel each otherd. Neither attract nor repel

45. In SI system, the unit of magnetic field is

a. Weberb. Weber/c. Gaussd. Tesla

46. In Nepal, the voltage of domestic AC supply is 220. What does this represent?a. Root mean voltageb. Root mean squared voltagec. Mean voltaged. Peak voltage

47. The size of an atom is nearly equal to

a. One millimeterb. One Pico meterc. One Angstromd. One micron

48. The specific charge of an electron is;

a.1.75 10/

b. 1.210/c. 1.610/d. 9.31 10/

49. The half-life of radium is 1600years. What is its mean life?a. 800yearsb. 1600yearsc. 4618yearsd. 2309years

50. An example of n-type semiconductor is

a. Pure Sib. Si doped with phosphorusc. Pure Ged. Ge doped with boron


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Chemistry25 1 = 25

51. The alkenes may be represented by a general formula:

a. +b. c. d. +

52. When alkyl halides are heated with sodium metal in ether, two molecules of the alkyl halide

combine to give:

a. Alkeneb. Alkynec. Alkaned. Alcohol

53. The compound []is known as:a. Prussian blueb. Tollens reagentc. Baeyers reagentd. None of the above

54. The product of the reaction:

40

is

a. b. 2c. d.

55. What is the possible product of the following reaction? a. Nitrobenzeneb. Anilinec. Benzened. Acetanilide

56. Which of the following reagents is used to detect the aldehyde group?

a. .b. Ninhydrin reagentc. Nesslers reagentd. Tollens reagent


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57. What product will be formed when ethylene is passed in cold and alkaline solution?a. Anilineb. Acetylenec. Ethylene glycold.

None of the above

58. When benzene and hydrogen are passed over finely divided nickel heated to 150 200,the product formed is:

a. Benzoic acidb. Cyclohexanec. Benzamided. Nitrobenzene

59. Permanent hardness of water may be caused by:

a. Calcium chlorideb. Magnesium chloridec. Calcium sulphate and magnesium sulphated. All of the above

60. The formula of Calgon is:

a. []b. []c. d.

61. Calamine is an ore of the metal:

a. Ironb. Cadmiumc. Zincd. Magnesium

62. 0is a:a. Basic oxideb. Acidic oxidec. Neutral oxided. Amphoteric oxide

63. Amongst the following elements the one having highest ionization energy is

a. Sodiumb. Boronc. Carbond. Neon


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64. Mercuric chloride is also known as:

a. Blue vitriolb. Malachitec. Calomeld.

Corrosive sublimate

65. Nitric oxide is formed, when copper reacts with:

a. .b. .c. .d. .

66. The general electronic configuration of coinage metals is:

a.

b.

c. 1d. 67. How many moles of atoms are contained in 15of ?

a. 0.272molesb. 2molesc. 0.229molesd. 0.5moles

68. What is the normality of a

2%

solution?

a. 3Nb. 0.25Nc. 0.5Nd. 1N

69. Potassium permanganate is a:

a. Strong reducing agentb. Strong oxidizing agentc. Weak reducing agentd. Weak oxidizing agent

70. Equivalent weight of is equal to:a. Its molecular weightb. Molecular weight / 2c. Molecular weight / 3d. Molecular weight / 4


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71. What volume of 0.5N is required to neutralize 50ml of 1.5N ?a. 120mlb. 100mlc.

150ml

d.

50ml72. How many grams of calcium are present in 4.25g- atoms of calcium?a. 160gb. 100gc. 170gd. 120g

73. In the given reaction which element is reduced?

14+

6+

2+

7 6+

a. Ironb. Chromiumc. Hydrogend. Oxygen

74. The rate of a reaction generally increases with

a. Decrease in temperatureb. Decrease in concentrationc. Increase in temperatured. None of above

75. The number of electrons in orbitals of an atom having atomic number 29at ground state isa. 1b. 5c. 10d. 0


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English25 1 = 25

I. Fill in the blanks with best choice in the following sentences:

76. My children .. that movie

a. Were disappointed byb. Were disappointed ofc. Disappointingd. Were disappointing in

77. The fact .. Gopal can sing well has made him popular among his friends

a. Ofb. Thatc. Is thatd. Which is

78. .. he was ill, he went to school

a. Despiteb. In spite ofc. Althoughd. None the less

79. Refrigerating means .. the spread of bacteria

a. Retardsb. Retardingc. To retardd. Is retarded

80. Either he or .. were to be blamed

a. That boyb. The boysc. His brotherd. That girl

II. Complete the following analogies or comparisons:

81. Ear is to leg as corn is to ..

a. Tableb. Celeryc. Lambd. Road


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82. Body is to helmet as finger is to ..

a. Thimbleb. Glovec. Bandaged.

Nail

III. Select the appropriate preposition from the choices given below:

83. The answers to the problems are .. page 200a. Atb. Inc. Ond. To

84. I asked him .. the homework I missed when I was absent

a. Aboutb. Forc. Ofd. No preposition

85. Both of them have lived here .. twenty years

a. Forb. Duringc. Sinced. While

IV. Choose the best answer

86. The man .. us how to use the new photocopier

a. Saidb. Toldc. Repeatedd. Explained

87. We held a meeting to .. what to do

a. Sayb. Repeatc. Telld. Discuss


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88. Nobody likes you, ..?

a. Doesnt heb. Dont theyc. Does itd.

Do they

89. When Carol called me last night, I .. television

a. Has been watchedb. Watchingc. Has been watchingd. Was watching

90. Neither Gita nor Sita .. in this school

a. Are readingb. Readsc. Have been readingd. Were reading

91. Some of the grain .. to be contaminated

a. Appearb. Appearsc. Appearingd. Is appearing

92. A high percentage of the population .. voting for the new school

a. Isb. Arec. Have beend. Were

V. Select the word which is closest to the opposite meaning to the following words:

93. Quiet

a. Put downb. Relentc.

Refrain

d. Incite94. Provincial

a. Affluentb. Sophisticatedc. Marrow mindedd. Contentions


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95. Puerile

a. Adultb. Childishc. Fertiled.

Frantic

96. Thrifty

a. Recklessb. Invalidc. Impiousd. Austere

97. Come here ..?

a. Shall youb. Will youc. Do youd. Dont you

98. I .. for this company for more than twenty years, and I intend to stay here until

I retire

a. Had workedb. Had been workingc. Have been workingd. Worked

99. Three quarter of the students .. against the tuition hike.

a. Isb. Arec. Wasd. Has been

100. Potent

a. Vigorousb. Robustc. Ferventd. Weak


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BScCsIT entrance Model Questions 2069