Questions

Q:

A word processor would most likely be used to do

A) type a biography B) maintain an inventory
C) a word processor would most likely be used to do D) do a computer search in media center
 
Answer & Explanation Answer: A) type a biography

Explanation:
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Filed Under: Computer
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Q:

Which of the following is a major function of chloride?

A) Helps maintain gastric acidity B) Acts as principal intracellular electrolyte
C) Acts as principal intracellular electrolyte D) All of the above
 
Answer & Explanation Answer: A) Helps maintain gastric acidity

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Filed Under: Chemistry
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Q:

Which compressor is usually used in AC?

A) Centrifugal B) Rotary
C) Reciprocating D) Axial
 
Answer & Explanation Answer: C) Reciprocating

Explanation:

A compressor is a mechanical device that increases the pressure of a gas by reducing its volume. An air compressor is a specific type of gas compressor. The capacity of the air conditioning depends entirely on the capacity of the compressor. The reciprocating compressor is usually used in AC.

Which_compressor_is_usually_used_in_AC1559283550.jpg image

The reciprocating compressor have piston and cylinder arrangement like the automotive engine. The reciprocating motion of the piston due to external power compresses the refrigerant inside the cylinder.

There are three types of reciprocating compressors:

hermetically sealed,

semi-hermetically sealed and

open type.

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Filed Under: Physics
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Q:

Explain Given the following SQL statement: GRANT REFERENCES ON TABLE tab1 TO USER usera.Which of the following describes what USERA is allowed to do?

A) Create a read?only view using TAB1. B) Alter TAB1 to add a check constraint.
C) Define a primary key or unique constraint on TAB1. D) Define a dependent table where TAB1 is the parent.
 
Answer & Explanation Answer: D) Define a dependent table where TAB1 is the parent.

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Q:

What is autonomous system?

Answer

It is a collection of routers under the control of a single administrative authority and that uses a common Interior Gateway Protocol

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Subject: Networking
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Q:

Which of the following agencies related to the United nations was in existence before the Second world war

A) Food and Agriculture Organisations B) International Labour Organisaions
C) World health organisations D) International Monitory found
 
Answer & Explanation Answer: B) International Labour Organisaions

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Filed Under: World Organisations

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Q:

Where is the headquaters of the UNESCO

A) New Delhi B) London
C) Paris D) New York
 
Answer & Explanation Answer: C) Paris

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Q:

The primary goal of conservation biology is to

A) counter the loss of biodiversity B) estimate the total number of species that exist
C) integrate human culture back into nature D) catalogue species
 
Answer & Explanation Answer: A) counter the loss of biodiversity

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Filed Under: Biology
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