CAT Questions

Q:

Cartesian product in relational algebra is

Answer

The Cartesian Product is also an operator which works on two sets. It is sometimes called the CROSS PRODUCT or CROSS JOIN. It combines the tuples of one relation with all the tuples of the other relation.

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Subject: Arithmetical Reasoning Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

3 2090
Q:

The Buddh International Circuit is in

A) Gandhinagar B) Greater Noida
C) Guwahati D) New Delhi
 
Answer & Explanation Answer: B) Greater Noida

Explanation:

The Buddh International Circuit, an Indian motor racing circuit, is located in Greater Noida.

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Filed Under: Indian Geography
Exam Prep: AIEEE , Bank Exams , CAT
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13 2090
Q:

The study of volcanoes is called

A) Chemicology B) Lavology
C) Volcanology D) Magmalogy
 
Answer & Explanation Answer: C) Volcanology

Explanation:

The study of volcanoes, lava, magma, and related geological, geophysical and geochemical phenomenas is called Volcanology.

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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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2 2090
Q:

Count the number of triangles in the following figure:

A) 10 B) 7
C) 8 D) 9
 
Answer & Explanation Answer: D) 9

Explanation:
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Filed Under: Image Analysis
Exam Prep: AIEEE , Bank Exams , CAT

2 2089
Q:

Which of the following statements is most accurate regarding infection with parvovirus B19?

A) Parvovirus B19 causes severe anemia because it preferentially infects erythrocyte precursors B) Parvovirus B19 can cause hydrops fetalis via transplacental infection of a fetus in a seropositive mother
C) Parvovirus B19 can be diagnosed by detection of viral RNA using PCR or hybridization assays D) Parvovirus B19 replicates in the host cell nucleus utilizing a virally encoded DNA polymerase to create a double- stranded DNA intermediate
 
Answer & Explanation Answer: A) Parvovirus B19 causes severe anemia because it preferentially infects erythrocyte precursors

Explanation:

Parvovirus B19 causes severe anemia because it preferentially infects erythrocyte precursors.

 

a. Parvovirus B19 binds preferentially to the erythrocyte blood group P antigen on erythroid precursor cells.

Answers B, C, D are incorrect:

b. after entry the single-stranded viral DNA genome is transported to the cell nucleus where the host DNA polymerase synthesizes the complimentary DNA strand.

c. Parvovirus B19 infection can be diagnosed by direct detection of viral DNA not RNA.

d. the fetus of a seropositive mother is protected from infection by maternal circulating antibodies.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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1 2089
Q:

Which of these is an expressed power of congress?

A) power to punish pirates B) regulate commerce and currency
C) power to declare war D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

The Constitution lists 27 expressed powers of Congress. It include power to declare war, levy taxes, regulate commerce and currency.

 


Congress's other expressed powers are wide-ranging, including:

The power to establish rules to allow foreign-born immigrants to become citizens of the United States

The power to make rules for bankruptcies

The power to punish counterfeiters

The power to set up a national post office

The power to provide for copyrights and patents to protect the work of inventors and artists

The power to organize all federal courts below the Supreme Court

The power to punish pirates

The power to hire pirates to attack foreign enemies

The power to make rules to regulate the conduct of the armed forces

The power to call out the militia to defend the country from invasions or insurrections

The power to organize and discipline the militiary

The power to govern the federal capital (Washington, DC)

The power to acquire lands from the states for use by the federal government

The power to make all Laws which shall be necessary and proper for carrying into Execution the foregoing powers.

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Filed Under: Indian Politics
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3 2088
Q:

Two categories of laser printers are

Answer

There are two types of printers we use. They are 


* Laser Printers and


* Inkjet Printers.


 


And again Laser printers are of two categories. They are ::


 


1. Personal laser printers  and


2. Office laser printers.

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Subject: Physics Exam Prep: AIEEE , Bank Exams , CAT
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3 2088
Q:

What literary period is the beat generation aligned with?

A) Postmodernism B) Naturalism
C) Modernism D) Realism
 
Answer & Explanation Answer: A) Postmodernism

Explanation:

Postmodernism is the literary period, the beat generation aligned with. Postmodernism refers to mid to late 20th century.

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Filed Under: Indian History
Exam Prep: AIEEE , Bank Exams , CAT
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7 2088