Questions

Q:

Can 8259 he interfaced with 8085 via the trap pin?

Answer

Yes... so if 8529 gives interrupt then it will be serviced immediately but since INTA pin is left hanging the INSR bit will never be set.. and so whenever my interrupt occurs depending upon priority it will be serviced.. also the ISR address for all interrupts will be same ie 0024H..


Interrupt via trap is nonmaskable, so it will be serviced immediately.

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Subject: Hardware

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Q:

In which layer is the pressure the highest?

A) Ionosphere B) Stratosphere
C) Troposphere D) Inner core
 
Answer & Explanation Answer: D) Inner core

Explanation:

"Pressure" is the ratio of mass to area. So, for any given area, the one with more mass pressing on it will experience a higher pressure.

 

As you go more deeply into the atmosphere OR earth itself, you are putting more and more mass over you. For the same unit area therefore, the pressure, (mass/area) increases.

 

Hence, the lowest layer will always have the highest pressure i.e, inner core.

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

Which of the following is NOT a constitutional body?

A) National Advisory Council B) Law Commission
C) Election Commission D) Finance Commission
 
Answer & Explanation Answer: A) National Advisory Council

Explanation:

National Advisory Council is NOT a constitutional body.

 

The National Advisory Council (NAC) of India was an advisory body set up by the first United Progressive Alliance (UPA) government to advise the Prime Minister of India.

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Filed Under: Indian Politics
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2 2905
Q:

Each hemoglobin molecule can transport two molecules of oxygen.

A) TRUE B) FALSE
Answer & Explanation Answer: B) FALSE

Explanation:

FALSE. Each hemoglobin molecule can transport four molecules of oxygen.


 


Hemoglobin, or Hb, is a protein molecule found in red blood cells (erythrocytes) made of four subunits: two alpha subunits and two beta subunits. Heme the component of hemoglobin responsible for binding oxygen consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules, one molecule binds one molecule of oxygen and can bind up to four oxygen molecules.

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Subject: Biology
Exam Prep: AIEEE , Bank Exams , CAT
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1 2905
Q:

Anything that has Mass and takes up Space-

A) System B) Matter
C) Energy D) Weight
 
Answer & Explanation Answer: B) Matter

Explanation:

Anything that has Mass and takes up Space is called Matter.

 

Matter has some mass and occupies some space. Mass means the amount of matter in an object. Space occupied by an object is called its Volume.

 

The Study of Matter and and how matter changes is called Chemistry.

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Filed Under: General Science
Exam Prep: GRE , Bank Exams , AIEEE
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9 2904
Q:

Who is the new Chairman of ISRO in 2018?

A) K. Sivan B) S. Manish Arya
C) A.S. Kiran Kumar D) Bibeth Roy
 
Answer & Explanation Answer: A) K. Sivan

Explanation:

Rocket specialist K. Sivan has been appointed as new Chairman of India's space agency ISRO for a three-year term. He replaces current ISRO Chairman A.S. Kiran Kumar, whose term ends January 14, 2018.

 

  • He is currently Director of Vikram Sarabhai Space Centre in Trivandrum.

 

  • His expertise gave ISRO ability to send 104 satellites in a single mission.
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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT
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10 2903
Q:

The term 'Progeria' refers to which of the following ?

A) A natural satellite of planet jupiter B) A widely used Tuberculosis(TB) drug
C) A genetic disorder with symptoms of pre-mature aging D) None
 
Answer & Explanation Answer: C) A genetic disorder with symptoms of pre-mature aging

Explanation:

Progeria is a rare genetic disordr which involves symptoms resembloing aspects of aging, manifested at a very early age.
The term is often used in reference to Hutchinson - gilford progeria syndrome(HGPS).

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Filed Under: General Awareness
Exam Prep: Bank Exams
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Q:

You are a project manager for the redevelopment of the Hoover Dam. Your team has been provided with the scope statement, but it lacks many description details. Your team is concerned because the project is in the initiation phase and it wants to postpone it until it has more information. As the project manager, you recommend that

A) The team should go forward, but be caution about the lack of details and the impact upon the timeline for the project B) The project should not go forward until the stakeholders agree about the scope and purpose of the project
C) The team should verify the scope and realize that more details will be available as more project characteristics are progressively elaborated. D) The team should review the project selection criteria for the Hoover Dam project
 
Answer & Explanation Answer: C) The team should verify the scope and realize that more details will be available as more project characteristics are progressively elaborated.

Explanation:

The project details and description will usually have less detail at the beginning of the project and will increase as the characteristics are progressively elaborated. Answer A is incorrect because the team should confirm that they understand the esence of the scope of the project, even if the details might be ambiguous at the beginning of the project. Answer B is incorrect because the project should go forward; however, the team should request further clarification of what the project scope entails. Answer D is incorrect because the project selection criteria should be established before the project begins.

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Filed Under: PMP Certification

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