Questions

Q:

 In the relational model, relationships between relations or tables are created by using:

A) composite keys. B) determinants.
C) candidate keys. D) foreign keys.
 
Answer & Explanation Answer: D) foreign keys.

Explanation:
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Filed Under: Database

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Q:

Quartz composed of which two elements

A) Iron and magnesium B) Iron and oxygen
C) Oxygen and silicon D) Silicon and iron
 
Answer & Explanation Answer: C) Oxygen and silicon

Explanation:
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Filed Under: World Geography

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Q:

Which among the following is a Vitamin?

A) Citric acid B) Follic acid
C) Glutonic acid D) none
 
Answer & Explanation Answer: B) Follic acid

Explanation:
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Filed Under: Biology

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Q:

Which of the following is not a plantation crop?

A) rubber B) coffee
C) gram D) coconut
 
Answer & Explanation Answer: C) gram

Explanation:

Gram is not a Plantation crop among the given options.

 

Plantation crops are known as cash crops. These crops are mostly grown at tropical and subtropical areas. These crops are grown for sale but not for local consumption. such crops include rubber, coffee, tea, various oil seeds, sugar cane,etc.

So, Gram is not a plantation crop.

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Filed Under: Indian Geography
Exam Prep: AIEEE , Bank Exams , CAT
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Q:

What are the different hazards? How do you avoid them?

Answer

There are situations, called hazards, that prevent the next insturction in the instruction stream from executing during its designated clock cycle. hazards reduce the performance from the ideal speedup gained by pipelining.


There are three classes of Hazards:


1. Structural hazards: It arise from resource conficts when the hardware cannot support all possible combinations of instructions simultaniously in overlapped execution.


2. Data Hazards: It arise when an instruction depends on the results of previous instruction in a way that is exposed by the overlapping of instructions in the pipeline.


3.control hazards. it arise from the pipelining of branches and other instructions that chage the PC.

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Subject: Hardware

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Q:

Eminent poet, litterateur and Jnanpith awardee C. Narayana Reddy who passed away in June 2017, he was a famous poet of _________ and ____________ language.

A) Kannada and Hindi B) Telugu and Malayalam
C) Hindi and Urdu D) Telugu and Urdu
 
Answer & Explanation Answer: D) Telugu and Urdu

Explanation:

Eminent poet, litterateur and Jnanpith awardee C. Narayana Reddy, popularly known as CiNaRe, passed away.  CiNaRe was known for his use of Telugu in its pure form, and would not be swayed by filmmakers on the use of the language. He was awarded the Padma Shri in 1977 and the Padma Bhushan in 1992. His compilation of poems, titled ‘Viswambhara’, got him the Jnanpith award in 1988. In 1997, he was nominated as a Member of the Rajya Sabha.

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Filed Under: Famous Personalities
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk

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Q:

Hot water is poured simultaneously in four metallic tumblers painted outside with different paints. After some time the water will be found to have cooled most in the tumbler painted.

A) rough white B) rough black
C) shining white D) shining black
 
Answer & Explanation Answer: B) rough black

Explanation:

Black surfaces are good emitters of heat. If the black surface is rough too, the emitting will be better. Shinning surfaces reflect black radiation . So if the black surface is also shining the effectiveness of emitting heat is lessened.

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Filed Under: Physics

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Q:

Charminar is made up of which rock?

A) Limestone B) Marble
C) Granite D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Charminar was built at the center of the Hyderabad city in Telangana state, to commemorate the eradication of Plague by Mohammed Quli Qutb Shah in early 1500's. 

charminar_is_made_up_of_which_rock1542451710.jpg image 

It was built with Granite, imestone and Marble.

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Filed Under: General Science
Exam Prep: CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

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