Explore topic-wise InterviewSolutions in Current Affairs.

This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

1.

The needle of the compass always points_______. A. East B. West C. North D. South

Answer»

C. North

The needle of the compass always points North.

2.

Economically the most important forests of India are (a) Tidal forest (b) Thorn forest (c) Evergreen forest (d) Tropical deciduous forest

Answer»

(d) Tropical deciduous forest

3.

Which errors occur by selecting wrong control points? A. Geo-referencing errors B. Scanning errors C. Human errors D. Thematic errors

Answer»

A. Geo-referencing errors

Geo-referencing errors occur by selecting wrong control points.

4.

Fission : Bacteria : : Budding :........

Answer»

Fission : Bacteria : : Budding :Yeast.

5.

How GIS is an efficient way of data storage and management. Explain.

Answer»

Easy to interpret relationship of hidden features. Easy to store, update, interpret and manage.

6.

What is microwave sensing? Explain any one active microwave sensor in detail.

Answer»

Longwave EMR from 0.1 to 30 cm called microwave region. Explain radar or lidar sensor with its functioning, diagram.

7.

Read the sentence, find the error in underlined word and rewrite it. Our excretory system has 10 billion neurons.

Answer»

Our excretory system has 10 billion Nephrons.

8.

Explain the benefit of rain water harvesting?

Answer»
  • It is an alternate means of water supply to ground water. 
  • The construction and farming would be possible in areas with no water supply 
  • High quality of water: clean, pure without chemicals. 
  • Zero expenditure on water supply 
  • Soil erosion and flood will be less
9.

What is Geometric distortion? How can we rectify it?

Answer»

The distortions in an image due to rotation, curvature, scanner etc. Rectification is done by assigning ground control points.

10.

Write down any two types of welding.

Answer»

Welding – Arc welding is a well-known, old, and conventional method. In this welding method, which is based on the principle of heating, heat is generated using electric current to induce welding. 

Gas Welding – In this method, welding is done using gas. Heating in this process is mainly done by combined proportionate combustion of Oxygen and Acetylene. Mixed welding gas of Argon and Carbon dioxide (Co2) is used during gas welding.

11.

How DGPS provide more accuracy than GPS? Explain.

Answer»

2 gps receivers are used. A high precision base receiver is placed at a known GCP. This receiver collects gps signals and compares the result to the actual known coordinates.

12.

What is Edge matching? Explain.

Answer»

Join the maps together to get a final seamless map. Explain.

13.

What is Universal address system? Explain.

Answer»

The universal address system was developed by NAC Geographic product Inc, Represent the entire earth, using latitude, longitude and altitude information of any given place. An 8 character universal address can uniquely specify every building in the world.

14.

PH of ..........  is considered as neutral a. 0 to 7 b. 7 to 14 c. 7d. None of the above

Answer»

PH of c. 7 is considered as neutral 

15.

What are the different components of blood?

Answer»

Blood contains the following substances : 

1. Plasma which contains 90% of the water, through which transport of organic and inorganic materials takes place 

2. Soluble substances - proteins, nutrients, hormones, enzymes, waste materials 

3. Blood cells - red blood cells, white blood cells, thrombocytes 

4. Protein - Serum Albumin, Serum Globulin, Fibrinogen 

5. Nutrients - Glucose, amino acids, vitamins, minerals, salt 

6. Hormones and enzymes. 

7. Waste materials- urea, Co2

16.

Observe the flow chart and identify 'A'.Food→ Mouth→Buccal cavity→A →Oesophagus

Answer»

The Pharynx.

17.

Explain any two errors occur in GPS accuracy.

Answer»

Satellite geometry, Multipath, Clock offset, Orbital error.

18.

Which type of GPS can provide horizontal accuracy within a cm? A. Recreational B. Mapping C. Survey D. Navigational

Answer»

C. Survey

Survey GPS can provide horizontal accuracy within a cm.

19.

Expand RNA..

Answer»

Ribo Nucleic Acid.

20.

Which group of the following comes under eco friendly conservation ?Group – AGroup – BReuse, Recycle, ReduceOveruse, deforestation, emissions

Answer»

Group A →Reuse, Recycle, Reduce

21.

Which resolution refers to sensing and recording power of the sensor in different bands of EMR?A. Spatial B. Spectral C. RadiometricD. Temporal

Answer»

Correct option: B. Spectral

22.

What is multimedia? Elaborate.

Answer»

Multimedia are the means to process and structure information into a well defined structure. Multimedia are called so because it incorporates many other media such as text, graphics, animation, audio and video. Using Multimedia one can make academic presentations, business presentations, devise games, operate information kiosks etc. In fact, Multimedia has wide application in many fields that can be served by information technology. Multimedia systems require certain hardware and software specifications that support the interactive uses of text, graphics, animation, audio, and video.

Following are the possible areas of application of multimedia: 

i). Can be used as a great support in planning and executing any project 

ii). Can be used to explain or propose a concept.

23.

How many meters make one parsec?

Answer»

3.08 × 1016 m.

24.

PH of --------- is considered as neutral. a. 0 to 7 b. 7 to 14 c. 7 d. None of the above

Answer»

PH of 7 is considered as neutral. 

25.

In drip irrigation a. Water is supplied at low speed b. Water is supplied at the base of the tree closer to the root system. c. Water is supplied at low pressure d. All of the above

Answer»

Correct option: d. All of the above

26.

Write the features of desert soil.

Answer»
  • Very little moisture content 
  • Rich salt content 
27.

Person who has attained the age of ............. can be called as senior citizen. a. 40 years b. 50 years c. 60 years & above d. none of the above

Answer»

Person who has attained the age of 60 years & above can be called as senior citizen. 

28.

How much time is needed for completion of systole and diastole ?

Answer»

(1) The process of systole and diastole is completed in approximately 0 – 8 seconds. 

(2) The time taken for atrial contraction is 0. 11 – 0.14 seconds. 

(3) The time needed for ventricular contraction is 0.27 – 0.35 seconds.

29.

The word in which ‘uni’ is a part of the word but not a prefix is (A) unilateral (B) universe (C) unilateral (D) unjust

Answer»

(B) universe

30.

When does the work done by a force is zero?

Answer»

If the force acts at angle of 90° or if the displacement is zero.

31.

The valve that is present between ............ and ..........can be named as Bicuspid valve. 

Answer»

The valve that is present between left atrium and left ventricle can be named as Bicuspid valve. 

32.

Define torque.

Answer»

The rotating effect of the applied force is called torque.

33.

Mention the value of escape speed of an earth satellite?

Answer»

The value of escape speed of an earth satellite is 11.2 km/s.

34.

Give Principle of calorimetry.

Answer»

If there is no loss of heat energy by radiation, heat lost by hot body is equal to heat gained by cold body.

35.

Explain with reference to the context:‘Wait a moment! I shall come with you’.Lesson : A Wrong Man in Workers’ Paradise Author : Rabindranath Tagore

Answer»

The lines are said by the girl of the torrent to the wrong man in workers’ paradise. In the ‘Workers’ Paradise’ work had, of late, had begun to suffer. Many people had become idle wasting their time on useless things such as painting and sculpture.

 The elders called a meeting to analye the situation. The ariel messenger admitted that the situation in the workers paradise had worsened because he had brought the wrong man there. 

They decided to banish him from the workers’ paradise. When the girl of the torrent asked him to wait for her so that she will also accompany him out of the workers’ paradise.

36.

Explain with reference to the context:‘Shall I put the chops on?’ Lesson : The Gift of The Magi Writer : O’ Henry

Answer»

Jim is back from work and Della sweetly asks him if he is ready for dinner. Della cut her most precious tresses to buy Jim a platinum fob chain for his watch, as a Christmas present. That evening when Jim comes back home he is shocked to see Della’s hair gone. Della pacifies him and tries to convince him that she loves him as much as she ever had even with the hair gone and asks him if she shall put the chops on for dinner.

37.

Explain with reference to the context:‘It was her eyes I noticed, not her hair’Lesson : ‘The eyes are not here’ Author : Ruskin Bond

Answer»

These words are said by a new passenger to the narrator who gets into the narrator’s compartment after the girl gets down at Saharanapur. The narrator was on his way to Mussoorie. The narrator was curious about the girl who had just alighted from the train. He was blind and had not been able to notice her appearance.

So he asked the new passenger if she had kept her hair long or short, the new passanger was puzzled and replied that he had not noticed her hair but he had noticed her beautiful eyes. He explained that they were no use to her as she was completely blind.

38.

Explain with reference to the context:“Money is not required to buy even one necessity of the soul.”

Answer»

This line is taken from the lesson ‘Consumerist Culture’ by Cheriyan Alexander. The Writer has quoted this sentence made by Henry David Thoreau, the 19th C American philosopher. It is quoted to impress the fact that beyond a point it is necessary to say ‘enough’ to more meterial wealth. Even if we acquire all the material wealth we do not feel satisfied. But to gain, spiritual knowledge, no money is required. Hence “Money is not required to buy even one necessity of the soul”.

39.

What is equation of state for adiabatic process?

Answer»

PVϒ = constant

40.

Explain with reference to the context:‘It’ll grow out again – you won’t mind, will you’? Lesson : Gift of the MagiWriter : O’ Henry

Answer»

These words are said by Della to Jim. Della had cut her precious beautiful hair and sold it for 21 dollars, to buy a platinum fob chain for Jim’s watch. That evening when Jim came back from work he was shocked to see that Della’s hair was gone because he had sold his precious heir – loom watch to buy Della, tortoise shell combs for her hair.

Della tries to console Jim that she couldn’t have lived through Christmas without giving a present to Jim and convinced him that her hair will grow out soon and asked him to forgive her.

41.

Explain with reference to the context:Death’s second self, that seals up all in rest.Poem — That Time of YearPoet — William Shakespeare. 

Answer»
  • Said by poet addressing his friend through the poem. 
  • The poet imagines himself to be in old age , — wants his friend to love him more as he is nearing death. He corresponds the four stages of man’s life i.e. childhood, youth, old age and death to the four stages of a . day i. e. morning, noon, evening and night and considers night as another name for death because just as death closes all activities of man’s life, similarly night’s darkness closes everything in sleep.
42.

Name a factor on which internal energy of the gas depends.

Answer»

Temperature/pressure.

43.

Explain with reference to the context:“Have you noticed that the trees seem to the moving while we seem to be standing still?”

Answer»

The lines are extracted from “The Eyes are not here” by Ruskin Bond. These lines are spoken by the narrator to the girl travelling with him in the train to Dehradun. The narrator being blind was trying to impress the girl by pretending that he was not blind. 

When the girl asked him to look out of the window he moves to the window and pretends looks out and says that the trees outside seemed to be moving while they seem to be standing still.

44.

What happens to the time period of a simple pendulum when it is taken from equator to the pole?

Answer»

Time period: 2 seconds.

45.

Mention any two basic forces in nature.

Answer»

Gravitational force, Electrostatic force and nuclear force.

46.

1.Which kind of hardware is used the most in the input phase of a computer based information system?

Answer»

Answer: Keyboard

47.

The resistance R = v/T where V = (100 ± 5) volt and I = (10 ± 0.2)A, Find the percentage error in R.

Answer»

The percentage error in V is 5% and that in current is 2% therefore error in R is 5%+ 2% = 7%

48.

What is Doppler effect? Mention one of its applications.

Answer»

Apparent change in the frequency of source of sound due to relative motion between source and the observer. 

It is used in SONAR, over speeding of the vehicles RADAR etc.

49.

Distinguish between distance and displacement.

Answer»
DistanceDisplacement
1. It is the actual path length between the initial and final positions of the body during motion.1. It is the shortest distance between the initial and final positions of the body during motion.
2. It is a scalar quantity.2. It is a vector quantity.
3. It is never zero or negative but is always positive.3. It may be zero or positive or negative.
50.

Define Gravitational potential energy: Give expression for it.

Answer»

Energy possessed by the body by virtue of its position or configuration. P.E = mgh.