Questions

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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Q:

Assuming that the phases in a project are concept, development, implementation and termination, which phase typically has the highest degree of uncertainty?

A) Concept B) Development
C) Implementation D) Termination
 
Answer & Explanation Answer: A) Concept

Explanation:

The first phase in a project always has the greatest degree of uncertainty because at this point in time the product is the least well defined. PMBOK, See figure 2-2. [2.1.1]

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Filed Under: PMP Certification

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Q:

Which battle established British supremacy in India?

A) The Battle of Buxar B) The Battle of Plassey
C) The Battle of Mysore D) The Battle of Samergarh
 
Answer & Explanation Answer: B) The Battle of Plassey

Explanation:

The Battle of Plassey in the year 1757, victory of British East India company over Nawab of Bengal established British supremacy in India. The victory came under the leadership of Robert Clive.

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Filed Under: Indian History
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

Managing direct and online marketing :

What is online marketing? Give examples.

Answer

Online marketing is the exchange of products and services between the buyers and sellers on the internet.It is also known as e-marketing or internet marketing or online advertising. It may take the form of : 


a.B2C where the products are sold directly to the customers. 


b.B2B where trading networks or auction sites maybe used to reach out to the new customers and serve the existing one


c.C2C where one customer may further sell the product to another customer.


Examples of online marketing may include banner ads, blogs, social network advertisement.

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7 4536
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

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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

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Q:

Where is the DNA located in a eukaryotic cell?

A) Nucleus B) Chromosomes
C) Mitochondria D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

In eukaryotic cells, DNA is located in the nucleus, chromosomes and the mitochondria. Most of the DNA is present in the nucleus and some amount in the chromosomes and mitochondria.

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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

4 4531
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

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