What is the minimum number of bits required to represent -3,997 using 2’s complement form?

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What is the minimum number of bits required to represent -3,997 using 2’s

complement form?

What is the minimum number of bits required to represent -436 using 2’s complement form?

 
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The word code, these days may mean computer programming. BCD (binary coded decimal) or ASCII could also be considered codes

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The word code, these days may mean computer programming. BCD (binary coded

decimal) or ASCII could also be considered codes. So, what is the relation between an ASCII code and the number it represents?

 
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What is a number system? 

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<ol><li><span style=”background-color:inherit;”>What is a number

system? </span> </li><li><span style=”background-color:inherit;”>What is the purpose of a number base? </span> </li><li><span style=”background-color:inherit;”>What methods are utilized to convert number systems? </span> </li><li><span style=”background-color:inherit;”>What is the primary usage of binary and hexadecimal? </span></li></ol>

 
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1-Add the following BCD numbers:  style=”background-color:inherit;”>e)0010 0101 + 0010 0111 

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1-Add the following BCD numbers:

style=”background-color:inherit;”>e)0010 0101 + 0010 0111

2-Convert the following decimal numbers to BCD:

f)210

3-Convert each Gray code to binary:

c)11000010001

4-Decode the following ASCII coded message:

1001000 1100101 1101100 1101100 1101111 0101110

0100000 1001000 1101111 1110111 0100000 1100001

1110010 1100101 0100000 1111001 1101111 1110101

0111111

 
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