Questions

1. What are the advantages of an I2C bus?
   1. We can move large amounts of data quickly.
   2. We only need two wires to communicate.
   3. Multiple devices can be connected using only two wires.
   4. All of the above.
   5. Only (b) and (c).
2. What would be the preferred order of preference when you require a type of memory?
   1. Use the IP catalog, infer, and then use xpm_memory.
   2. Use xpm_memory, use the IP catalog, and then infer.
   3. Infer, use xpm_memory, and then use the IP catalog.
   4. Use the IP catalog, use xpm_memory, and then infer.
3. The following code infers a:

   assign data = (data_en) ? 'z : '0; // SystemVerilog
   data <= 'Z' when data_en else '0'; -- VHDL
   

   1. multiplier.
   2. register.
   3. tristate IO.
4. Gray coding is used in FIFOs.
   1. Always.
   2. To pass counter information...