Bank PO Questions


Q:

How many bits are in a MAC address?

A) 64 B) 48
C) 32 D) 16
 
Answer & Explanation Answer: B) 48

Explanation:

MAC - Media Access Control, address is a globally unique identifier assigned to network devices, and therefore it is often referred to as hardware or physical address.

 

MAC addresses are 6-byte (48-bits) in length, and are written in MM:MM:MM:SS:SS:SS format.

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0 1989
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
Job Role: Analyst , Bank Clerk , Bank PO

1 1989
Q:

The moon that we see in the sky is a _____.

A) Planet B) Star
C) Sun D) Satellite
 
Answer & Explanation Answer: D) Satellite

Explanation:
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Filed Under: General Science
Exam Prep: CAT , Bank Exams
Job Role: Bank PO

10 1988
Q:

The monosaccharides important in nutrition are

A) Glucose B) Galactose
C) Fructose D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

There are 3 monosaccharides important in nutrition. They are Glucose, Galactose and Fructose.

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

2 1988
Q:

Which is false concerning the use of the voting machine?

A) It does away with the need for numerous officials to count ballots. B) Fraud is nearly impossible.
C) It assures absolute secrecy. D) It was invented in 1898.
 
Answer & Explanation Answer: D) It was invented in 1898.

Explanation:

A voting machine is a machine used to register and tabulate votes.

 

In the given options, It was invented in 1898 is the false statement as it was actually invented in 1875 with some faults in it.

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Filed Under: Indian Politics
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

2 1988
Q:

Anaerobic glycolysis occurs without

A) water B) glucose
C) oxygen D) All of the above
 
Answer & Explanation Answer: C) oxygen

Explanation:

Anaerobic glycolysis is the transformation of glucose to lactate when limited amounts of oxygen (O2) are available. 

 

Hence, Anaerobic glycolysis occurs without oxygen.

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

0 1988
Q:

The production possibilities curve illustrates the basic principle that

A) if all the resources of an economy are in use, more of one good can be produced only if less of another good is produced. B) the production of more of any one good will in time require smaller and smaller sacrifices of other goods.
C) an economy will automatically obtain full employment of its resources. D) an economy's capacity to produce increases in proportion to its population size.
 
Answer & Explanation Answer: A) if all the resources of an economy are in use, more of one good can be produced only if less of another good is produced.

Explanation:

A graph that describes the maximum amount of one good that can be produced for every possible level of production of the other good is nothing but a production possibilities curve.

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Filed Under: Indian Economy
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

1 1988
Q:

What is the resolution of the human eye?

A) 576 MP B) 488 MP
C) 360 MP D) 285 MP
 
Answer & Explanation Answer: A) 576 MP

Explanation:

Human eye resolution is 576 Mega Pixels approximately.

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

4 1987