IT Trainer Questions


Q:

In each question given below four conclusions are followed by statements. You have to take the three given statements to be true (even if they seem to be at variance from the commonly known facts). Read the conclusions and decide which of the following set of statement indicate that conclusion is logically follows.

Statements :
1. All chairs are tents.

2. No chairs is jugs.

3. No jugs is glasses.

4. No glasses is pots.

Conclusions :
I. All pots are tents.

II. All glasses are chair.

III. Some jugs are tents.

A) Only conclusion I follows B) Both conclusion II & III follows
C) None follows D) Only conclusion II follows
 
Answer & Explanation Answer: C) None follows

Explanation:
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Q:

A man and his son are in a terrible accident and are rushed to the hospital in critical care. The doctor looks at the boy and exclaims "I can't operate on this boy, he's my son!" How could this be?

Answer

This is only possible when that doctor is boy's mother.

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Q:

When do you override hashcode and equals() ?

Answer

HashCode method return int value. So the Hash value is the int value returned by the hash function .


If you want to do equality check or want to use your object as key in HashMap, we must override hashcode and equals() method.

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Subject: Java
Job Role: Analyst , IT Trainer

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Q:

Hard Drive capacity is measured in

A) Newton B) GB
C) THz D) Gwallior
 
Answer & Explanation Answer: B) GB

Explanation:

Hard drive or disc is used to store the users information and its capacity is measured in Giga Bytes (GB) and Tera Bytes (TB).

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Q:

Wind and solar energy are examples of

A) Non renewable B) Renewable
C) Unsustainable D) Limited
 
Answer & Explanation Answer: B) Renewable

Explanation:

Many types of renewable energy resources such as wind and solar energy are constantly replenished and will never run out.

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , IT Trainer

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Q:

What is more useful when it is broken?

Answer

An Egg is more useful when it is broken than it is not.

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Q:

What place is designated as 0 degrees longitude?

A) Greenwich B) Prime meridian
C) Tibet D) Norway
 
Answer & Explanation Answer: A) Greenwich

Explanation:

The place which is designated as 0 degrees longitude is Greenwich, England.

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Q:

What is the difference between int and int32 ?

Answer

There is no difference between int and int32. System. Int is an alias name for System.Int32 which is a .Net Class.

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Subject: .NET
Job Role: Analyst , IT Trainer

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