Q:

Which part of a computer performs calculations?

A) Control unit	B) Arithmetic and logical unit
C) Both A & B	D) Logic bus

Answer & Explanation Answer: B) Arithmetic and logical unit

Explanation:

A computer has a CPU which is called as Central Processing UNit or a Processor builton the mother board. It has many components like control unit and Arithmetic and logical unit.

The Arithmetic and logical unit of the CPU performs the arithmetic operations or mathematical calculations.

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Filed Under: Computer
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6 5225

Q:

In the following question, select the related word pair from the given alternatives.

Current : Ampere : : ? : ?

A) Air : Kilogram	B) Pressure : Speed
C) Work : Joule	D) Temperature : Metre

Answer & Explanation Answer: C) Work : Joule

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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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
Exam Prep: AIEEE

7 5221

Q:

A constitutional monarchy provides what power to a monarch?

A) Absolute power over parliament	B) Only power given in the constitution
C) Power for kings, not queens	D) A divine right of kings

Answer & Explanation Answer: B) Only power given in the constitution

Explanation:

A constitutional monarchy is a form of monarchical government established under a constitutional system which acknowledges an elected or hereditary monarch as head of state.

The monarchs in a constitutional monarchy had only the power that was allocated to them in the constitution of their land or republic.

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Filed Under: World History
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3 5220

Q:

As per a UNESCO report released in october 2013, how many internal migrants are there in India?

A) 200 million	B) 400 million
C) 600 million	D) 750 million

Answer & Explanation Answer: D) 750 million

Explanation:

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Filed Under: General Awareness

26 5218

Q:

The non green heterotrophic plants of plant kingdom are

A) Algae	B) Fungi
C) Ferns	D) Both B & C

Answer & Explanation Answer: B) Fungi

Explanation:

The non green heterotrophic plants of plant kingdom are Fungi.

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Filed Under: General Science
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10 5216

Q:

Indian Standard Maridian passes through the states of UP,MP

A) AP and Karnataka	B) Karnataka and Tamilnadu
C) AP and Tamilnadu	D) Orissa and AP

Answer & Explanation Answer: D) Orissa and AP

Explanation:

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Filed Under: Indian Geography

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Q:

Logical puzzle

A boy and a girl are talking.
"I am a boy" - said the child with black hair.
"I am a girl" - said the child with white hair.

At least one of them lied. Who is the boy and who is the girl?

Answer

Our Solution:

They both lied.
The child with the black hair is the girl, and the child with the white hair is the boy.
(If only one lied they would both be boys or both be girls)

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