The largest octal number which has 4 integer digits and 2 fraction digits is (in octal). O 7777.88 O 7777.77 88.7777 888.88

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Please help with part A and part B
The largest octal number which has 4 integer digits and 2 fraction digits is (in octal).
7777.88
7777.77
88.7777
888.88
Transcribed Image Text:The largest octal number which has 4 integer digits and 2 fraction digits is (in octal). 7777.88 7777.77 88.7777 888.88
If a computer uses 3 bits for red colors, 3 bits for green, then the total number of colors that
represent all combinations of red and green only is ?
512
64
255
128
Transcribed Image Text:If a computer uses 3 bits for red colors, 3 bits for green, then the total number of colors that represent all combinations of red and green only is ? 512 64 255 128
Expert Solution
Step 1

A.

The octal numbers range between the digits 0 and 7.

So, for 4 digit integer, the maximum number is 7777.

For 2 digit fraction, the maximum number is 77.

Hence the maximum octal number is 7777.77.

Thus, option (b) is correct.

 

 

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