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Q:

A research team of 6 people is to be formed from 10 chemists,5 politicians, 8 economists and 15 biologists.How many teams have atleast 5 chemists?

A) 7350	B) 6400
C) 6379	D) 7266

Answer & Explanation Answer: D) 7266

Explanation:

10C5 x 28C1 x 10C6 = 7266

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Filed Under: Quantitative Aptitude - Arithmetic Ability

Q:

A student council of 5 members is to be formed from a selection pool of 6 boys and 8 girls.How many councils can have Jason on the council?

A) 715	B) 725
C) 419	D) 341

Answer & Explanation Answer: A) 715

Explanation:

If Jason is on th ecouncil,this reduces the selction pool to only 13 people,out of which we still need to select 4.

So, $13 C_{4}$ = 715

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Filed Under: Permutations and Combinations

Q:

From a deck of 52 cards, a 5 card hand is dealt.How may distinct five card hands are there if the queen of spades and the four of diamonds must be in the hand?

A) 52C5	B) 50C3
C) 52C4	D) 50C4

Answer & Explanation Answer: B) 50C3

Explanation:

If the queen of spades and the four of diamonds must be in hand,we have 50 cards remaining out of which we are choosing 3.

So, 50 $C_{3}$

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Filed Under: Permutations and Combinations

Q:

What is the default return value of a function?

A) int	B) char
C) string	D) None of the above

Answer & Explanation Answer: A) int

Explanation:

The default return value from a function is int. In other words, unless explicitly specified the default return value by compiler would be integer value from function.

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Filed Under: Oracle Certification
Job Role: Database Administration

Q:

What is the difference between oracle,sql and sql server?

Answer

Oracle is based on RDBMS.

SQL is Structured Query Language.

SQL Server is another tool for RDBMS provided by MicroSoft

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Subject: Oracle Certification
Job Role: Database Administration

Q:

A pizza can have 3 toppings out of possible 7 toppings.How many different pizza's can be made?

A) 49	B) 35
C) 27	D) 25

Answer & Explanation Answer: B) 35

Explanation:

There are 7 toppings in total,and by selecting 3,we will make different types of pizza.

This question is a combination since having a different order of toppings will not make a different pizza.

So, $7 C_{3}$ =35

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Filed Under: Permutations and Combinations

Q:

What is the difference between Silverlight 1.0 and 2?

Answer

Silverlight 1 is purely AJAX and JavaScript based. All the code has to be written in JavaScript and XAML.

Silverlight 2 supports managed code. When the Silverlight 2 runtime is installed, it installs a limited version of the .NET runtime on the client machine

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Subject: Web Technology
Job Role: Database Administration

Q:

Which platforms does Silverlight support?

Answer

Mac OS

Windows Vista

Windows XP SP2

Windows 2000

Windows Server 2003

Linux (Moonlight)

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Subject: Web Technology

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