Questions

Q:

The oldest news agency in the world is

A) Associated Press B) Agence France-Presse
C) Reuters D) None of the above
 
Answer & Explanation Answer: A) Associated Press

Explanation:

Associated Press (AP) is world's oldest news agency followed by Reuters and Agence France - Presse.

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Filed Under: General Awareness
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Q:

A dynamometer wattmeter can be used for

A) Only Direct Current B) Only Active Current
C) Both A & B D) None of the above
 
Answer & Explanation Answer: C) Both A & B

Explanation:

A dynamometer wattmeter can be used for measuring both A.C and D.C currents.

a_dynamometer_wattmeter_can_be_used_for1553690092.jpg image

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Filed Under: Physics
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Q:

Which parts of the heart receive blood from the lungs?

A) Right ventricle B) Left Atrium
C) Left Ventricle D) Right ATrium
 
Answer & Explanation Answer: B) Left Atrium

Explanation:

The left atrium is the upper left chamber of the heart that receives blood from the pulmonary veins.

 

which_parts_of_the_heart_receive_blood_from_the_lungs1561113684.jpg image

 

The heart is responsible for circulating blood throughout the body. The heart is divided into four chambers. The upper chamber is known as the atrium while the lower chamber is referred to as the ventricle.

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Filed Under: Biology
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Q:

which of the following represents a set of properties that guarantee that database transactions are processed reliably in computer science ?

A) Buffer Cache B) ACID
C) Foreign Key D) None
 
Answer & Explanation Answer: B) ACID

Explanation:

ACID means (Atomicity, Consistency, Isolation, Durability) is a set of properties of database transactions intended to guarantee validity even in the event of errors, power failures, etc.

In the context of databases, a sequence of database operations that satisfies the ACID properties and, thus, can be perceived as single logical operation on the data, is called a transaction. For example, a transfer of funds from one bank account to another, even involving multiple changes such as debiting one account and crediting another, is a single transaction.

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Q:

What are different functional units in 8086?

Answer

Bus Interface Unit and Execution unit, are the two different functional units in 8086.

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Subject: Hardware

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Q:

Which Indian personality received Carnot Prize for Power Reforms, Rural Electrification?

A) Piyush Goyal B) Arun Jaitley
C) Amit Khare D) Ravi Shankar Prasad
 
Answer & Explanation Answer: A) Piyush Goyal

Explanation:

Piyush Vedprakash Goyal is the Indian personality received Carnot Prize for Power Reforms, Rural Electrification. He is an Indian politician and the current minister of Railways, Coal in the Government of India.

Indian_personality_received_Carnot_Prize_for_Power_Reforms,_Rural_Electrification1549088433.jpg image

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Q:

Another name for the activated complex is

A) Transmission state B) Energy barrier
C) Collision group D) Transition state
 
Answer & Explanation Answer: D) Transition state

Explanation:

The minimum amount of energy required for a particular reactants to convert into products and is called as Activation Energy.

 

Another_name_for_the_activated_complex_is1559538681.jpg image

 

This activation complex is also termed as Transition State because according to Transition State Theory at transition state the existing bonds tend to increase in length and become weaken while, the new forming bonds tend to decrease in length and start becoming stronger.

Hence, the activated complex is in transition between reactants and products.

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Filed Under: Chemistry
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Q:

Air is said to be saturated when

A) its pressure is minimum B) it contains the maximum content of water vapour
C) its thickness is maximum D) it blows over the barren land
 
Answer & Explanation Answer: B) it contains the maximum content of water vapour

Explanation:

Air is said to be saturated when it contains the maximum content of water vapour.

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Filed Under: Physics
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