Q:

Logical puzzle

You want to send a secret message to your friend Alex in the mail. But Sam, who you don't trust, has access to all your mail. So you put your message in a box with a lock. But you are not allowed to send a key! How can you get your message through securely?

Answer

- Send the box with the lock to Alex.

- Alex can't open it, but can put another lock on the box.

- Alex sends this box with the 2 locks back to you, you unlock your lock and send it back to Alex again.

- So there is just Alex's lock on the box and Alex can now open it.

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Subject: Logic Puzzles

17 4528

Q:

One method by which the components of air can be seperated is

A) shaking with caustic soda solution	B) shaking with water
C) fractional distillation of liquid air	D) passing air over heated magnesium

Answer & Explanation Answer: C) fractional distillation of liquid air

Explanation:

The two main components of air are nitrogen and oxygen. They are seperated by the fractional distillation of liquid air. Liquefied air contains liquid nitrogen and liquid oxygen. Liquid nitrogen with the lower boiling point more readily evaporates than the less volatile liquid oxygen.

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Filed Under: Chemistry

6 4526

Q:

ICRA Refers to

A) Indian Credit Rating Agency	B) Investment Creation Rationing Authority
C) Investment Credit Rating Agency	D) Indian Cricket Renaissance Association

Answer & Explanation Answer: C) Investment Credit Rating Agency

Explanation:

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Filed Under: General Awareness

22 4526

Q:

The second Five Year plan was based on

A) Mahalanobis Model	B) Vakil and Brahmananda's Wage -Goods Model
C) Harrod - Domar Growth Model	D) Solow Growth Model

Answer & Explanation Answer: A) Mahalanobis Model

Explanation:

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Filed Under: Indian Economy

4 4526

Q:

A supertype/subtype hierarchy has which of the following features?

A) Subtypes at the lower lever in the hierarchy inherit attributes only from their immediate supertype.	B) Subtypes at the higher lever in the hierarchy inherit attributes only from their immediate subtype.
C) Attributes are assigned at the highest logical level.	D) Attributes are assigned at the lowest logical level.

Answer & Explanation Answer: C) Attributes are assigned at the highest logical level.

Explanation:

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Filed Under: Database

0 4523

Q:

Losoong is a festival which is celebrated in

A) Arunachal Pradesh	B) Sikkim
C) Kerala	D) Madhya Pradesh

Answer & Explanation Answer: B) Sikkim

Explanation:

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Filed Under: Indian Culture

77 4521

Q:

The depth of a complete binary tree is given by

A) Dn = log 2 (n+1)	B) Dn = log 1/2 (n+1)
C) Dn = log (n+1)	D) Dn = log 2 (n-1)

Answer & Explanation Answer: A) Dn = log 2 (n+1)

Explanation:

A complete binary tree is a binary tree where all the levels have maximum number of nodes except possibly the last level.

The depth of complete binary tree of n nodes will be Dn=log 2 (n+1) where Dn is the height or depth of the tree and n is the number of nodes.

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Filed Under: Computer
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer , Network Engineer , Project Manager

9 4519

Q:

The well-known dialogue between Nachiketa and Yama is mentioned in which Upanishada?

A) Chhandogyopanishad	B) Mundkopanishad
C) Kathopanishad	D) Kenopanishad

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