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

23 77624

Q:

An ionic bond involves _____.

A) the sharing of a single pair of electrons	B) an attraction between ions of opposite charge
C) the unequal sharing of an electron pair	D) water avoidance

Answer & Explanation Answer: A) the sharing of a single pair of electrons

Explanation:

In ionic bonding, the atoms are bound by attraction of oppositely charged ions, whereas, in covalent bonding, atoms are bound by sharing electrons to attain stable electron configurations.

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Filed Under: Chemistry
Exam Prep: Bank Exams

0 77621

Q:

Improve the bracketed part of the sentence.

The company hopes to eventually provide Singapore with the second-biggest electric car-sharing service in the world, (second to Paris only).

A) second only to Paris	B) second to only Paris
C) only second to Paris	D) No improvement

Answer & Explanation Answer: A) second only to Paris

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

0 77323

Q:

Hydrogen bomb is based on the principle of

A) nuclear fission	B) nuclear fusion
C) natural radioactivity	D) artificial radioactivity

Answer & Explanation Answer: B) nuclear fusion

Explanation:

Hydrogen Bomb is based on the principle of Nuclear Fusion.

Hydrogen_bomb_is_based_on_the_principle_of1552385714.jpg image

Nuclear fusion is a reaction in which two or more atomic nuclei are combined to form one or more different atomic nuclei and subatomic particles.

The difference in mass between the reactants and products is manifested as either the release or absorption of energy.

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Filed Under: Chemistry
Exam Prep: CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

486 77304

Q:

Which of the following is an example of compound?

A) Manganese	B) Air
C) Ozone	D) Ammonia gas

Answer & Explanation Answer: D) Ammonia gas

Explanation:

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Filed Under: Chemistry
Exam Prep: Bank Exams

0 77265

Q:

Improve the bracketed part of the sentence.

Without any exaggeration, the provision will ensure that legislators (keep a voice) in finalizing the terms and conditions of the agreement.

A) have a voice	B) head a voice
C) lost a voice	D) No improvement

Answer & Explanation Answer: A) have a voice

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

0 77194

Q:

What is Carbon Watch?

A) Watch having carbonated dial	B) Glasses informing about pollution
C) Watch that informs about carbon content	D) Mobile App informing about carbon footprint

Answer & Explanation Answer: D) Mobile App informing about carbon footprint

Explanation:

Carbon Watch is a mobile application used to assess the carbon footprint generated by any individual.

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Filed Under: General Awareness
Exam Prep: Bank Exams

3 77174

Q:

Ovules are found within structure

A) E	B) D
C) B	D) A

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