Q:

Tides are primarily a result of the ____ ?

A) Attraction of the Moon	B) Farrel's law
C) Ocean Currents	D) Earth's pressure system

Answer & Explanation Answer: A) Attraction of the Moon

Explanation:

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Filed Under: General Science
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25 5203

Q:

Rearrange the parts of the sentence in correct order.

India is extremely short

P-of water, and there will be even less

Q-is taken out

R-of it as groundwater

A) RPQ	B) QRP
C) PRQ	D) QPR

Answer & Explanation Answer: C) PRQ

Explanation:

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Filed Under: English
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0 5201

Q:

Rearrange the parts of the sentence in correct order.

They are sophisticated enough

P-to know that Free Basics
Q-the things they really want to access
R-would not offer them any of

A) RPQ	B) QRP
C) PRQ	D) QPR

Answer & Explanation Answer: C) PRQ

Explanation:

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Filed Under: English
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0 5200

Q:

Which of the following is Not an Operating System?

A) UNIX	B) Windows NT
C) C++	D) DOS

Answer & Explanation Answer: C) C++

Explanation:

C++ is not an Operating System.

An Operating System is a collection of system programs that manages all the other programs application programs in a computer as well as the allocation and use of hardware resources such as the CPU, Memory and the Hard Disk Drive.

It acts as an interface between the hardware and the user level program.

It controls and facilitates the overall operation of a computer.

Here

UNIX : UNIX is a popular multi-user, multitasking operating system (OS) developed at Bell Labs.

Windows NT : Windows NT is a family of operating systems produced by Microsoft, the first version of which was released in July 1993.

DOS : DOS is Disk Operating System. The term DOS can refer to any operating system.

C++ : C++ is a programming language and computing platform.

Hence, C++ is not an Operating System.

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Filed Under: Operating Systems
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7 5196

Q:

If an empty cylinder is half filled with a liquid, its center of gravity is

A) shifted upwards	B) shifted downwards
C) shifed neither upward nor downward	D) shifted upward or downward depending on the density of the liquid

Answer & Explanation Answer: B) shifted downwards

Explanation:

Effect of adding liquid is to make the cylinder more bottom heavy which is a more stable position

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Filed Under: Physics

28 5186

Q:

Trichloroacetaldehyde was subject to Cannizzaro's reaction by using NaOH. The mixture of the products contains sodium trichloroacetate and another compound. The other compound is :

A) Chloroform	B) 2, 2, 2-Trichloroethanol
C) Trichloromethanol	D) 2, 2, 2-Trichloropropanol

Answer & Explanation Answer: B) 2, 2, 2-Trichloroethanol

Explanation:

$\begin{matrix} C l \\ | \\ C l & - & C & - & C H O \\ | \\ C l \end{matrix}$ $\to_{C a n n i z z a r o' s R e a c t i o n}^{N a O H}$ $\begin{matrix} C l \\ | \\ C l & - & C & - & C O O N a \\ | \\ C l \end{matrix}$ $+$ $\begin{matrix} C l \\ | \\ C l & - & C & - & C H_{2} \\ | 2 & 1 \\ C l \end{matrix}$ $- O H$

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Filed Under: Chemistry
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7 5185

Q:

__________ networks are connected by telephones, underwater cables and satellites.

A) Typewriter	B) DVD
C) Computers	D) Washing Machine

Answer & Explanation Answer: C) Computers

Explanation:

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Filed Under: Computer
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9 5184

Q:

Any letter, number, or symbol found on the keyboard that you can type into the computer...........

A) Output	B) Type
C) Character	D) Print

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