Computer Science & Programming : July 2020

Name: __________________________Group:_______ Shift: ______

Instructions

DO NOT WRITE ON THIS QUESTION PAPER

You have 1:30 hours to complete the test.

There are all together 80 questions. For every correct answer, the candidate will be awarded with 1 FULL MARK. NO NEGATIVE marking

OVERWRITING IS STRICTLY PROHIBITED. If found doing so, the particular question will be considered wrong.

Read the question carefully. Do the calculations on the scrap paper provided. Then indicate the correct answer on the answer sheet by filling in the ONE box of your choice as

There is only one correct answer to each question. If only four answers are given under a question, then “E” means “none of these”. So in that case, if no answer is correct, mark under the last letter, i.e., letter “E”.

General Science:

If a fast running horse stops suddenly. The rider is thrown ---------------

(a) forward (b) upward

The advantage of single fixed pulley is that:

(a) It provides better M.A.

(b) Its efficiency is greater that 100%

(d) It changes the direction of applied force in a more convenient way.

The image formed by a concave lens is

(a) Virtual, erect, magnified (b) Virtual, erect, diminished

The intensity (dB) of normal conversation is -------------------

(a) 0-10 dB (b) 20-30 dB (c) 50-60 dB (d) 100-120 dB

------------ is an effect and ---------- is the cause.

(a) p.d…e.m.f (b) e.m.f ….p.d. (c) p.d…...p.d. (d) e.m.f….e.m.f

Which one of the following statement is not true regarding the value of acceleration due to gravity?

Decreases with increase in height from earth’s surface

Increases with increase in depth from earth’s surface.

Decreases with increase in depth from earth’s surface.

Both ‘a’ & ‘b’

A stone is dropped from the top of a tower of 40m height. At the same time another stone is thrown vertically upward with a velocity of 20ms-1. at what height from the ground do they meet? g= 10m/s

(a) 20 m (b) 2m (c) 40m (d) 10m

The velocity of the satellite moving in the fixed circular path around the earth is called………..

(a) escape velocity (b) orbital velocity

Which of the following is not the reason for using liquid mercury as a barometric substance in barometer?

(a) Mercury doesn’t stick to the walls of the glass tube

(b) it can be read easily because of its silver colour.

(d) is capable of resisting changes its atmospheric pressure in terms

of its height in glass tube.

Which is the pressure exerted by water on the base of a cubical container of side 2m?

(a) 20000 N/m2 (b) 4000N/m2 (c) 1000 N/m2 (d) can’t determined

Which of the following waves coming from the sun has longest wavelength and shortest frequency.

(a) ultraviolet rays (b) Visible rays (c) Infrared rays (d) X-rays

1 joule of heat is equivalent to ……….. calorie.

(a) 402 (b) 0.238 (c) 4.18 (d) 0.5

The efficiency of filament lamp is …….. And of fluorescent lamp is ………

(a) 30 % ,90% (b) 10%, 30% (c) 30%, 10% (d) 90%, 30%

Which of the following is not property of matter

(a) matter occupies space

(b) matter have elasticity

(d) matter is indivisible

Moment is the quantity of ………… in a body

(a) mass (b) inertia (c) gravity (d) motion

Two equal velocities have a resultant equal to either at what angle are the inclined to each other?

(a) 0o (b) 90o (c) 60o (d) 120o

When equal volumes of two metals are mixed together, the specific gravity of the alloy is 4. But when equal masses of the same two metals are mixed together, the specific gravity of the alloy is 3. find the specific gravity of each.

(a) 3 and 3 (b) 2 and 4 (c) 2 and 6 (d) 4 and 3

The unit of specific heat capacity of a substance is

(a) J/kg0c (b) Jkg/0c (c) J/kg m (d) Jm/kg0c

The symbol for the element molybdenum is ---------

(a) Mo (b) Mb (c) Ml (d) Mn

The molecular formula of mercurous nitrate is

(a)HgNO3 (b) Hg2 (NO3)2 (c) Hg (NO3)2 (d) Hg2 (NO3)

The reaction NH4CNO NH4CONH2 is an example of

(a) Polymerisation (b) Hydrolysis (c) Synthesis (d) Isomerism

Which of the following statement is not correct for sulphur whose atomic mass is 32.

(a) 1 atom of sulphur is 32 times heavier than 1/12th of an atom of C-12

(b) Mass of one atom of sulphur is 32 amu.

(d) 32gm = 1gm atom of sulphur.

----C2H2 +---O2 CO2 + ---H2. the co-efficient of the compounds in balanced condition are -----------------respectively.

(a) 1,2,2,1 (b) 2,4,4,2 (c) 2,5,2,1 (d) 2,5,4,2

Atomic mass of an element is ---------

(a) always a whole number (b) always a fraction

The shell closest to the nucleus in a atom has ---------energy.

(a) Lowest (b) Highest (c) Intermdiate (d) Zero

Which of the following is debatable in the long form of modern periodic table?

(a) Position of isotopes (b) Position of hydrogen

The ore of zinc, calamine has the chemical formula

(a) Zns (b) Za2ZnO2 (c) ZnO.SO2.4H2O (d) ZnCO3

In laboratory, CO2 gas is produced by the use of ------acid

(a) dil. sulphuric (b) dil. Hcl (c)Conc. Sulphuric (d) both ‘a’ & ‘b’

The use of manganese dioxide (MnO2) added to glass imparts coloured glasses.

(a) Red (b) Yellow (c) Purple (d) Green

The three isotopes of hydrogen differ only in the number of --- only

(a) electron (b) Protons (c) Neutrons (d)Both ‘a’ & ‘b’

The decomposition of calcium carbonate is ---------------------

(a) Exothermic reaction (b) Endothermic reaction

The positively charge ion is -------- and negatively charged ion is

(a) Cation, anion (b) cation, cation (c) anion, cation (d) anion, anion

33. Alloy is a ………………..

a) Homogenous mixture (b) Heterogenous mixture

34. Positive electrode is ----------- and negative electrode is --------

(a) anode, cathode (b) cathode, cathode

35. Phenolphthalein is ------acidic medium & ---- in basic medium

(a) Pink, colourless (b) colourless, Pink

36. Which of the following is used as a fuel in rocket.

(a) Liquid (b) Liquid oxygen (c) Oxy-acetylene (d) Liquid hydrogen

37. The existence of an element, in more than one modification in the same physical state is called--------.

(a) Isotropy (b) Anisotropy (c) Allotropy (d) Isotony

38. Which among the following is not a noble gas.

(a) Krypton (b) Boron (c) Xenon (d) Radon

39. Zincate is a radical having -------.

(a) 1 unit of negative charge (b) 2 units of negative charge.

40. The technique of studying the pathways of chemical reactions inside the tissue or cell using radio isotopes is known as ………………………. (a) Chromatography (b) Molecular biology

41. The study of fauna of an area would be a part of

(a) Zoology (b) Botany (c) Taxonomy (d) Geography

42. A prokaryotic cell doesn’t have ……………………………………..

(a) DNA (b) Cell Membrane

43. In cell division the nuclear membrane and nucleolus reappear during…

(a) Metaphase (b) Anaphase (c) Telophase (d) None

44. Which of the following animals have complete phylogeny?

(a) Horse (b) Elephant (c) camel (d) All of above

45. Following gives the direct evidence of evolution

(a) Anatomy (b) Palaentology (c)Physiology (d) Biochemistry

46. The name slipper animalecule is given to

(a) Plasmodium (b) Vorticella (c) Paramecium (d) Amoeba

47. The main function of contractile vacuole is

(a) Osmoregulation (b) Digestion

48. The first true land plants are

(a) Algae (b) bryophytes (c) Pteridophytes (d) Thallophytes

49. The plant body of fern is

(a) Sporophytic (b) Gametophytic (c) Heterophytic (d) Holophytic

50. Virus contain

(a) Both of nucleic acids (b) non of nucleic acids

51. Water vascular system is the characteristic feature of

(a) Anthropoda (b) Echinodermata

52. Following is the poikilothermal animal

(a) Fanambulus (b) Rattus (c) Columbia (d) Labeo

53. Assemblage of different types of organization in a particular area is

(a) Succession (b) Community (c) Ecosystem (d) All of the above

English:

54. Because the first pair of pants did not fit property, he asked for……

(a) another pants (b) other pants (c) the others ones (d) another pair

55. The committee has met and-----------

(a) they have reached a decision

(b) it has formulated themselves some opinions

(d) It has reached a decision

56. Alfred Adams has not ------

(a) Lived lonelynessly in times previous

(b) Never before lived sole

(d) Before lived without the company of his friends

57. John’s score on the test is the highest in the class……..

(a) he should study last night

(b) he should have studied last night

(d) he must had to study last night

58. Henry will not be able to attend the meeting tonight because---------

(a) he must to teach a class

(b) he will be teaching a class

(d) he will have teaching a class

59. Having been served lunch……………..

(a) the problem was discussed by the members of the committee

(b) the committee members discussed the problem

(d) a discussion of the problem was made by the members of the committee

60. A person who hates women is called _________.

(a) misogamist (b) misogynist (c) masochist (d) misanthrope (e) gynecologist

61. I shall ____ him if he _____ to me for his misbehavior.

(a) punish…abuses (b) punish…forgives

(e) forgive…punishes

62. There has not been a great response to the sale,…………

(a) does there (b) hasn’t there

Mathematics:

63. Find the least no; of five digits which s exactly divisible by 654.

(a) 10464 (b) 10064 (c) 98100 (d) 10664

64. If a = 2, b = 3, the value of is

(a) 5 (b) 6 (c) -1 (d) 13

65. The product of first three prime numbers is

(a) 30 (b) 6 (c) 15 (d) 20

66. The HCF of two numbers is 16 and their LCM is 160. If one of the numbers is 80, the other number is:

(a) 32 (b) 240 (c) 120 (d) 405

67. What part of ?

(a) 3/4 (b) 3/8 (c) 1/4 (d) 2/9

68. Find the average of first five multiples of 2.

(a) 3 (b) 4 (c) 5 (d) 6

69. A person lent a certain sum of money at 4% simple interest. If in 8 years the interest amounted to Rs 340 less than the sum lent, the sum lent was:

(a) Rs 500 (b) Rs 240 (c) Rs 620 (d) Rs 340

70. A can do a piece of work in 5 days, B in 4 days and A, B, C together in 2 days. C alone can finish the work in:

(a) 15 days (b) 20 days (c) 9 days (d) 12 days

x2+y2=369; xy = 180 then x-y =?

(a) 3 (b) 2 (c) 1 (d) 4

The triangle (’ is formed by joining the mid-points of sides of a triangle (. The ratio of areas of ( and (’ is:

(a) 6:1 (b) 4:1 (c) 5:1 (d) 2:1

From a set of 17 cards numbered 1, 2 … 17, one card is drawn at random. What is the probability that the card is a multiple of 3 or 7?

(a) 6/17 (b) 7/17 (c) 10/49 (d) 12/17

General Knowledge and IQ

74. In which day did the Nepali congress Supremo, Girija Pd. Koirala die?

(a) chaitra7,2066 (b) chaitra 8,2066 (c) chaitra 9,2066(d) chaitra 5,2066

75. Which country is hosting the World Cup Football 2010?

(a) Brazil (b) South Africa (c) Italy (d) England

76. Who is the present Captain of the Cricket team of India?

(a) Sachin Tendulkar (b) Rahul Dravid (c) M.S. Dhoni (d)Yuvraj Singh

77. When is ‘Loktantra Day’ celebrated in Nepal?

(a) Baisakh 11 (b) Baisakh 15 (c) Jestha 11 (d) Jestha 15

78. Who is known as the “Lady with the Lamp”?

(a) Florence Nightingale (b) Elizabeth (c) Sarojini Naidu (d) Taradevi

79. If tomorrow is yesterday, what is Saturday?

(a) Sunday (b) Monday (c) Friday (d) Thursday

80. The method of disease treatment in which diseased parts are pierced with special needless is called …

(a) Allopathy (b) Accupuncture (c) Homeopathy (d) Ayurvedic

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