Questions

Q:

What are the roles of glass-box and black-box testing tools?

Answer

Glass Box (or white box) testing is the process of giving i/p to the system and checking how the system processes i/p to generate o/p


Black Box testing is the process of giving i/p to the system and checking if the system is giving correct o/p without bothering how the o/p is generated.


As we can see from the definitions, the role of black box testing is to ensure that the o/p generated is correct. And role of white box testing is to ensure that methods used to generate the o/p are correct.

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Q:

Father of Civil Service in India?

A) Lord Carnwallis B) Sir Charles Metcalfe
C) Lord William Bentinck D) Lord Dalhousie
 
Answer & Explanation Answer: A) Lord Carnwallis

Explanation:

Father of Civil Service in India is Lord Carnwallis.

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Q:

Which best describes Genes?

A) long, double chains of nucleic acids. B) long, single chains of amino acids.
C) long, single chains of nucleic acids. D) long, double chains of amino acids.
 
Answer & Explanation Answer: A) long, double chains of nucleic acids.

Explanation:

Gene is a segment of chromosomal DNA or a sequence of DNA or RNA that codes for a molecule that has a function. It is the basic physical and functional unit of heredity.

 

As genes are made up of DNA it impies that they are long, double chains of nucleic acids as DNA is made of nucleic acids.

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Q:

Which phrase best describes rough ER?

A) studded with ribosomes B) fewer solutes than the cell
C) stored in the central vacuole D) protected by vesicles
 
Answer & Explanation Answer: A) studded with ribosomes

Explanation:
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Q:

An atom that loses or gains electrons is called

A) Proton B) Ion
C) Isotope D) Neutron
 
Answer & Explanation Answer: B) Ion

Explanation:

An atom that loses or gains electrons is called as ion. Gaining of electron is negative charge and is called as Anion and lossing of eectron is called Cation.

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Filed Under: Chemistry
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Q:

The common name of sodium bicarbonate is _____.

A) baking soda B) borax
C) bleach D) epsom salt
 
Answer & Explanation Answer: A) baking soda

Explanation:
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Q:

Which of the following event organised to mark Diwali celebrations, has entered Guinness Book of World Records in 2018?

A) Ayodhya Deepostav B) HarHarGange Deepostav
C) Varanasi Deepostav D) Gange Deepostav
 
Answer & Explanation Answer: A) Ayodhya Deepostav

Explanation:

Ayodhya Deepostav event organised to mark Diwali celebrations in Ayodya town has entered Guinness Book of World Records in 2018.

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Q:

Which countries launched a common digital currency "Aber"?

A) UAE & Saudi Arabia B) Saudi Arabia & Iraq
C) Iraq & UAE D) Malaysia & UAE
 
Answer & Explanation Answer: A) UAE & Saudi Arabia

Explanation:

The United Arab Emirates (UAE) central bank (UAECB) and the Saudi Arabian Monetary Authority (SAMA) have announced that the interbank digital currency they are co-developing will be called 'Aber.'

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