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Q:

Which one of the following types of waves are used in a night vision apparatus?

A) Radio waves B) Microwaves
C) Infra-red waves D) None of the above
 
Answer & Explanation Answer: C) Infra-red waves

Explanation:
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Filed Under: General Science

408 61965
Q:

In which of the following festivals are boat races a special feature?

A) Rongali Bihu B) Onam
C) Pongal D) Navratri
 
Answer & Explanation Answer: B) Onam

Explanation:

In_which_of_the_following_festivals_are_boat_races_a_special_feature1534240624.jpg image

 

Onam is an annual Hindu festival with origins in the state of Kerala in India. It falls in the Malayalam calendar month of Chingam, which in Gregorian calendar overlaps with August–September. In this festival, boat races are famous.

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Filed Under: Indian Culture
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682 61062
Q:

Which of the following is a Trans- Himalayan river?

A) Ganga B) Yamuna
C) Indus D) Ravi
 
Answer & Explanation Answer: C) Indus

Explanation:

Two sub groups of Himalayan Rivers are Trans Himalayan Rivers and Himalayan Rivers.

  • Trans Himalayan Rivers :

These rivers originate beyond the Himalayas. They are The Indus, The Sutlej and The Brahmaputra Rivers.

 

  • Himalayan Rivers :

These are the rivers originate from Himalayas. They are The Ganga, The Yamuna and their tributaries.

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Filed Under: Indian Geography
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362 60908
Q:

public abstract interface Frobnicate { public void twiddle(String s); } 

Which is a correct class?

A) public abstract class Frob implements Frobnicate { public abstract void twiddle(String s) { } } B) public abstract class Frob implements Frobnicate { }
C) public class Frob extends Frobnicate { public void twiddle(Integer i) { } } D) public class Frob implements Frobnicate { public void twiddle(Integer i) { } }
 
Answer & Explanation Answer: B) public abstract class Frob implements Frobnicate { }

Explanation:

B is correct, an abstract class need not implement any or all of an interface’s methods

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Filed Under: Programming

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Q:

Microsoft Office is an example of a

A) Closed source software B) Open source software
C) Horizontal market software D) vertical market software
 
Answer & Explanation Answer: C) Horizontal market software

Explanation:

Microsoft Office is an example of a Horizontal market software.

 

Microsoft_Office_is_an_example_of_a1552973841.png image

 

In computers, software is a collection of programs which performs a task. Horizontal market software is an application software that is useful in a wide range of industries. Horizontal market software is also known as "productivity software."

 

Examples :

Email, Payroll, Operating Systems (OS), Spread sheets, etc...

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Filed Under: Computer
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Q:

'Rhythm of eyes' city name in India?

A) Chennai B) Nainital
C) Srinagar D) Karnataka
 
Answer & Explanation Answer: B) Nainital

Explanation:

'Rhythm of eyes' logically means Nainital in India.

 

The other cities are:

No Zip - Chennai

Mr. City - Srinagar

Do Acting - Karnataka.

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Filed Under: Logic Puzzles
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
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306 58659
Q:

Golf player Vijay Singh belongs to which country?

A) USA B) Fiji
C) India D) UK
 
Answer & Explanation Answer: B) Fiji

Explanation:

Golf player Vijay Singh is an Indo-Fijian belongs to Fiji. He was born in 1963, who was number 1 in the Official World Golf Ranking for 32 weeks in 2004 and 2005.

Golf_player_Vijay_Singh_belongs_to_which_country1542256229.jpg image

 

He was nicknamed as "The Big Fijian", has won three major Golf Championships. He has started his profession career from 1984.

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Filed Under: General Awareness
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421 58360
Q:

which of the following are chemical changes?

A) Cooking of Food

B) Digestion of Food

C) Freezing of water

D) Water is heated up

A) A & B B) A, B & C
C) C & D D) All the above
 
Answer & Explanation Answer: A) A & B

Explanation:

A) Cooking of Food  ------ Chemical Change

B) Digestion of Food ----- Chemical Change

C) Freezing of water ----- Physical Change

D) Water is heated up ---- Physical Change

because here the chemical composition of the substance changes in A & B only.

 

Since we know that, If the chemical composition is changing then it is a chemical change and if the chemical composition is remaining the same, then it is a physical change.

 

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Filed Under: Chemistry
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