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Q:

Who has Indian gymnast become the first Indian to win an individual medal at the Gymnastics World Cup?

A) Dipa Karmakar B) Swati Narang
C) Veenita Kumari D) Aruna Budda Reddy
 
Answer & Explanation Answer: D) Aruna Budda Reddy

Explanation:

Aruna Budda Reddy has created history by becoming the first Indian to win an individual medal at the Gymnastics World Cup in Melbourne, Australia. She clinched a Bronze medal in the Women’s Vault.

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Filed Under: General Awareness
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Q:

AT&T designed its first commercial modem, specifically forconverting digital computer data to analog signals fortransmission across its long distance network. What is thename of the modem?

A) Telex B) Memex
C) CompuServe D) Bell 103 dataset
 
Answer & Explanation Answer:

Explanation:

In 1960s AT&T introduces its Data phone, the firstcommercial modem. The first commercial modem made for converting digital computer data at analog signalsfor transmission across long distance networks

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Filed Under: Computer
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Q:

The commonly used coolant in refrigerators is

A) Ammonia B) Nitrogen
C) Freon D) Oxygen
 
Answer & Explanation Answer: C) Freon

Explanation:
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Filed Under: Chemistry

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Q:

 Which isolation level does a database without logging default to?

A) committed read B) dirty read
C) mode ANSI D) repeatable read
 
Answer & Explanation Answer: B) dirty read

Explanation:
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Filed Under: IBM Certification

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Q:

What is Memory-Management Unit (MMU)?

Answer

Hardware device that maps virtual to physical address. In MMU scheme, the value in the relocation register is added to every address generated by a user process at the time it is sent to memory.


->The user program deals with logical addresses; it never sees the real physical addresses

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Subject: Operating Systems

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Q:

All phosphorus atoms have the same

A) Mass number B) Number of neutrons plus the number of electrons
C) Atomic number D) Number of neutrons plus the number of protons
 
Answer & Explanation Answer: C) Atomic number

Explanation:
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Filed Under: Chemistry
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Q:

The C shape of the tracheal cartilages is important because

A) divide the nasal cavity B) Allows for expansion or contraction of the trachea
C) provide a surface for the sense of smell D) All of the above
 
Answer & Explanation Answer: B) Allows for expansion or contraction of the trachea

Explanation:

Allows for expansion or contraction of the trachea. Hence, so large masses of food can pass through the esophagus during swallowing.

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Filed Under: Biology
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Q:

Which statement best describes the relationship between science and technology?

A) Technology is a branch of science. B) Advances in science can lead to new technology.
C) Without technology there is no science. D) Technology is not related to science.
 
Answer & Explanation Answer: B) Advances in science can lead to new technology.

Explanation:

The aim of science is to get an understanding of the natural world, while the aim of technology is to use that understanding to improve people's lives. 

 

Hence, Advances in science can lead to new technology.

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