Sawaal

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Q:

Difference between Union and Union all?

Answer

The difference between Union and Union all is that Union all will not eliminate duplicate rows, instead it just pulls all rows from all tables fitting your query specifics and combines them into a table. A UNION statement effectively does a SELECT DISTINCT on the results set.

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

1 1958
Q:

What is an idle thread?

Answer

The special thread a dispatcher will execute when no ready thread is found.

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Subject: Operating Systems

1 1958
Q:

Which of the following is a healthy blood pressure level?

A) 120/80 mmHg B) 140/90 mmHg
C) 90/60 mmHg D) 120/140 mmHg
 
Answer & Explanation Answer: A) 120/80 mmHg

Explanation:

Healthy blood pressure ranges from 120/80 to 90/60.

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

4 1958
Q:

Which planet do most known extrasolar planets most resemble?

A) Neptune B) Venus
C) Jupiter D) Earth
 
Answer & Explanation Answer: B) Venus

Explanation:

Most known extrasolar planets most resemble to the planet Venus.

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

2 1958
Q:

The saffron-orange colour of Bhutan’s national flag symbolizes _______________

A) the authority of the king B) the secular power of the country
C) the practice of religion D) the purity of the country
 
Answer & Explanation Answer: C) the practice of religion

Explanation:
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Filed Under: General Awareness

0 1958
Q:

One who copies from other writers

A) Aggressive B) Militant
C) Bellicose D) Plagiarist
 
Answer & Explanation Answer: D) Plagiarist

Explanation:

One who copies from other writers is called Plagiarist.

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Filed Under: English
Exam Prep: Bank Exams

1 1958
Q:

If an animal is an ectotherm, it has?

A) A skeleton on the inside of its body B) A body that does not produce much internal heat
C) A skeleton on the outside of its body D) A body that regulates its own internal temperature
 
Answer & Explanation Answer: B) A body that does not produce much internal heat

Explanation:
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Filed Under: Animals and Birds
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

2 1957
Q:

What can a location extension do?

Answer

Assist nearby customers in finding or calling your nearest location.

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Subject: Google Certification

0 1957