How many nanoseconds (ns) are in one microsecond

1.         How many nanoseconds (ns) are in one microsecond (us)?  

2.         How many megabytes are in one gigabyte (GB) ?     

3.         How many kilobytes (KB) are in 2 gigabytes (GB)?           

4.           Convert the number below from a binary number to its hexadecimal equivalent:

5.         Convert the number below from a binary number to its decimal equivalent.

6.         Convert the hexadecimal number below to its binary equivalent

7.         What is the decimal equivalent of the IEEE 754 binary floating point number shown below?

For problems 8, 9 and 10, convert the following decimal numbers into 8‑bit binary numbers as required for 2's complement math, and perform the indicated operations.  Circle or bold your binary answer and show your work.

Notes:

·       Remember that positive numbers are represented in sign-magnitude format in 2's complement math