Questions

Q:

An Oracle System Change Number (SCN):

A) is a value that is incremented whenever a dirty read occurs. B) is incremented whenever a deadlock occurs.
C) is a value that keeps track of explicit locks. D) is a value that is incremented whenever database changes are made.
 
Answer & Explanation Answer: D) is a value that is incremented whenever database changes are made.

Explanation:
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Q:

Which one of the following is NOT an example of economic overheads

A) Schools B) Sanitary Facilities
C) Roads and Rrailways D) Coal Mines
 
Answer & Explanation Answer: D) Coal Mines

Explanation:
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Filed Under: Indian Economy

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Q:

Which place is now known as 'White Water' in India?

A) Leh B) Ladakh
C) Kargil D) Siachen
 
Answer & Explanation Answer: D) Siachen

Explanation:
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Filed Under: Indian Geography

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Q:

Digitized information can be used by computers.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

TRUE. The computers and electronic devices use digitized information which is easily understood by them.


 


Digitization is the process of converting analog signals or information of any form into a digital format that can be understood by computer systems or electronic devices. The term is used when converting information, like text, images or voices, and sounds, into binary code.

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Q:

Which group 4A element has the highest ionization energy?

A) Silicon B) Tin
C) Lead D) Carbon
 
Answer & Explanation Answer: D) Carbon

Explanation:

As the ionization energies of the elements decreases down the group carbon has got the highest ionization energy in the group being at the top of the group.

Carbon is on the top of the group 4 among the given elements. Hence, Carbon has the highest ionization energy.

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Filed Under: Chemistry
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Q:

Where and when the first session of Indian National Congress was held ?

A) Delhi, 1890 B) Mumbai, 1885
C) Madras, 1887 D) Kolkata, 1889
 
Answer & Explanation Answer: B) Mumbai, 1885

Explanation:

The first session of Indian National Congress was held from 28–31 December 1885, in Mumbai and was attended by 72 delegates. Womesh Chandra Bonnerjee was the first president of the Indian National Congress (INC), a voice of Indian opinion to the British government.

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Filed Under: Indian History
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Q:

A research team of 6 people is to be formed from 10 chemists,5 politicians, 8 economists and 15 biologists.How many teams have atleast 5 chemists?

A) 7350 B) 6400
C) 6379 D) 7266
 
Answer & Explanation Answer: D) 7266

Explanation:

10C5 x 28C1 x 10C6 = 7266

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Q:

A manometer is used to measure

A) earthquake B) pressure
C) temperature D) density
 
Answer & Explanation Answer: B) pressure

Explanation:

A manometer is used to measure a pressure difference between two points.

a_manometer_is_used_to_measure1553165853.png image

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Filed Under: Physics
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