Q:

What is the main reason the OSI Model was created?

Answer

The OSI Model is used as a reference model.

The primary reason the OSI model was created was so that different networks could inter-operate. Hence, different networks could communicate.

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Subject: Networking
Job Role: Analyst , Bank Clerk , Database Administration , Network Engineer

20 9160

Q:

What are the minimum qualifications of a person to become a member of Lok Sabha?

I. Must be a citizen of India

II. Must not be less than 25 years of age

III. Must hold an office of profit under Union Government.

A) Both I and II	B) Both I and III
C) Both II and III	D) All I, II and III

Answer & Explanation Answer: A) Both I and II

Explanation:

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Filed Under: Indian Politics
Exam Prep: Bank Exams

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Q:

In a face centred cubic lattice, atom A occupies the corner positions and atom B occupies the face centre positions. If one atom of B is missing from one of the face centred points, the formula of the compound is

1) $A_{2} B_{5}$

2) $A_{3} B_{2}$

3) $A_{2} B_{3}$

4) $A_{3} B_{4}$

A) Option 1	B) Option 2
C) Option 3	D) Option 4

Answer & Explanation Answer: A) Option 1

Explanation:

$Z_{A} = \frac{8}{8}$ ; $Z_{B} = \frac{5}{2}$

So formula of compound is $A B_{\frac{5}{2}}$

i.e., $A_{2} B_{5}$ .

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Filed Under: Chemistry
Exam Prep: AIEEE

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Q:

Which is the point from where an azimuth originates?

A) South	B) North
C) East	D) West

Answer & Explanation Answer: B) North

Explanation:

The azimuth originates at true North i.e, the azimuth originates from the north point. It is a measure of how far an object forms the observer's north point.

Azimuth is a technical mapping term which is used to describe the direction of an angle between north and south on a compass circle through which the circle line passes. It is the most common military method to express direction. When using an azimuth, the point from which the azimuth originates is the center of an imaginary circle.

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Filed Under: Physics
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Q:

Orlon is a polymer of

A) Dacron	B) Acrylonitrile
C) Polyamide Nylon	D) None of the above

Answer & Explanation Answer: B) Acrylonitrile

Explanation:

The monomeric unit of orlon polymer is Acrylonitrile. Orlon is also known as Polyacrylonitrile (PAN).

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Filed Under: Chemistry
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19 9130

Q:

Parenthesis is never required in Postfix or Prefix expressions

A) TRUE

B) FALSE

Answer & Explanation Answer: A) TRUE

Explanation:

Parenthesis is not required because the order of the operators in the postfix /prefix expressions determines the actual order of operations in evaluating the expression

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Subject: Database
Job Role: Database Administration

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Q:

Rearrange the parts of the sentence in correct order.

The ideology of

P : modern economics suggests that

Q : enhanced satisfaction and well-being

R : material progress has yielded

A) PQR	B) RQP
C) PRQ	D) RPQ

Answer & Explanation Answer: C) PRQ

Explanation:

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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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Q:

By which ruler Pataliputra was chosen for the first time as a capital

A) Ajatasatru	B) Kalasok
C) Udayin	D) Kanishka

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