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Q:

Cybercards are most useful for

A) writing to-do lists B) creating new inventions
C) keeping a personal diary D) tracking Internet-based research
 
Answer & Explanation Answer: D) tracking Internet-based research

Explanation:
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Filed Under: Computer
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

I have four wings, but cannot fly, I never laugh and never cry; On the same spot I'm always found, toiling away with little sound.

 What am I?

Answer

A Windmill.

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Subject: Word Puzzles Exam Prep: TOEFL , GRE , GATE , CAT , Bank Exams , AIEEE
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Q:

The DASH Diet plan was devised to prevent

A) TB B) Thyroid
C) Hypertension D) Diabetes
 
Answer & Explanation Answer: C) Hypertension

Explanation:

he DASH Diet plan was devised to prevent high blood pressure i.e, hypertension.

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Filed Under: Biology
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Q:

What process accounts for species diversity?

A) Predation B) Mitosis
C) Symbiosis D) Meiosis
 
Answer & Explanation Answer: D) Meiosis

Explanation:

The process accounts for species diversity is Meiosis. Meiosis is termed as a specialized cell division which reduces chromosomes number by half and then creates for haploid cells.

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Filed Under: Biology
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Q:

Poverty level in india is estimated on the basis of

A) Household consumer expenditure B) Slum population in the country
C) Per capita income in different States D) Household average income
 
Answer & Explanation Answer: A) Household consumer expenditure

Explanation:
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Filed Under: Indian Economy
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Q:

What is Primary Key in DBMS?

Answer

A primary key is a special relational database table column or combination of columns designated to uniquely identify all table records. That is, A primary key is a column or set of columns in a table that uniquely identifies tuples (rows) in that table.


A primary key, also called a Primary Keyword.



Main Features Primary key are ::


It must contain a unique value for each row of data.


It cannot contain null values.

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Subject: Oracle Certification
Job Role: Database Administration , IT Trainer , Software Architect

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Q:

A mass of 20 kg is at a height of 8 m above the ground. Then the potential energy possessed by the bodyis: [Given g = 9.8 m/s]

A) 1568 J B) 1568 C
C) 1568 W D) 1568 N
 
Answer & Explanation Answer: A) 1568 J

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

Which of the following is the tallest building in the world?

A) Shanghai Tower B) Burj Khalifa
C) Kingdom Clock Tower D) Wuhan Greenland Center
 
Answer & Explanation Answer: B) Burj Khalifa

Explanation:

The 828-metre (2,717 ft) tall Burj Khalifa in Dubai has been the tallest building since 2008.

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Filed Under: General Awareness
Exam Prep: Bank Exams , CAT
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