Telephone numbers in the United States begin with three-digit area codes followed by seven-digit local telephone numbers. Area codes and local telephone numbers cannot begin with 0 or 1. How many different telephone numbers are possible?

The  number (73x) base 8=(111011001) base 2  What is the value of X ?

octal numbers are made using the eight digits 0,1,2,3,4,5,6,7. How many octal numbers are 4 digits long, where the first digit must be from 1 to 7

Match the correct Base number with the type of numbers. > > > 0-7 0 and 1 0-9 and A-F 0-9 1. Base 2 2. Base 16 3. Base 10 4. Base 8

Using only the programming techniques you learned in this chapter, write an application that calculates the squares and cubes of the numbers from 0 to 10 and prints the resulting values in table format, as shown below.   number   square   cube 0        0        0 1        1        1 2        4        8 3        9        27 4        16       64 5        25       125 6        36       216 7        49       343 8        64       512 9        81       729 10       100      1000

The following number is a BASE-3 NUMBER. Convert this to a base 10 number and enter your answer in the box.122222(Remember, the above number is in Base 3!)

What is the end-to-end argument? Name two devices that violate the end-to-end argument