Questions

Q:

which of the following molecule contains a nonpolar covalent bond?

A) Br2 B) CO2
C) CCl4 D) CO
 
Answer & Explanation Answer: A) Br2

Explanation:

Br-Br.

In Br2, two of the same atoms, pull on each side of the bond is equal making it as non-polar.

The other options all include a significantly more electronegative atom (the oxygens and the chlorine), so those bonds are all polar covalent.

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Filed Under: Chemistry
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0 2094
Q:

Which characteristic is a property of molecular substances?

A) good heat conductivity B) high melting point
C) good heat conductivity D) low melting point
 
Answer & Explanation Answer: D) low melting point

Explanation:

The substances in which two or more atoms are attached together are called as molecular substances. 

 

Properties of molecular substances ::

 

1. Molecular substances are bonded with covalent bonds

2. Bad heat conductivity

3. Bad electrical conductivity

4. Have low melting points.

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Filed Under: Chemistry
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2 2094
Q:

What two elements are used to make bronze?

A) Lead and copper B) copper and tin
C) Tin and lead D) copper and iron
 
Answer & Explanation Answer: C) Tin and lead

Explanation:

The two elements that are used to make bronze are tin and lead.

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2 2093
Q:

Project Communications Management - Processes

Describe the Inputs, Tools and Techniques , Outputs included in the Performance Reporting?

Answer

I. Inputs



  • Work performance information

  • Performance measurements

  • Forecasted completion

  • Quality control measurements

  • Project management plan


                - Performance measurement baseline



  • Approved change requests

  • Deliverables


II. Tools and Techniques



  • Information presentation tools

  • Performance information gathering and compilation

  • Status review meetings

  • Time reporting systems

  • Cost reporting systems


III. Outputs



  • Performance reports

  • Forecasts

  • Requested changes

  • Recommended corrective actions

  • Organizational process assets (updates)

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0 2093
Q:

Why the temporary registers W and Z are named so i mean we start from A, B, C, D, E then H and L coz H stands for higher bit and L for lower bit of the address pinted by memory pointer.. but wats W and Z for?

Answer

As W and Z alphabets are not widely used similarly as W and Z is internally used they would have been named so

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Subject: Hardware

0 2093
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
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2 2093
Q:

What would be the output of the following program, if the array beigns at address 65486?

main()

{

    int arr[] = {12,14,15,23,45};

    printf ("%u %u", arr, &arr);

}

Answer

65486  65486

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Subject: Programming

0 2093
Q:

What has no beginning end or middle?

Answer

Anything which is circular shape has no beginning, no middle or no end. 


The food like donuts have no beginning, end or middle. 

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Subject: Word Puzzles Exam Prep: TOEFL , GRE , GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

2 2092