(c) INOUT (d) BUFFER 3. What does the architecture of an entity define? (a) Extemal interface (b) Internal functionality (c) Ports of the entity (d) Specifications 4. The statements in between the keyword BEGIN and END are called a) Concurrent statements b) Sequential statements c) Declaration statement d) Entity function 5. Which of the following statements execute faster? a) Sequential statements b) Concurrent statements c) Declaration statements di Loop statements 6. What is the decimal equivalent of x in the following code? SIGNAL X : OUT SIGNED (3 DOWNTO O ); x 1101 (a) -5 (b) 14 (c) - 3 (d) 13 Questions sheet 2 7. Which of the following option is completely legal, given that a and b are two UNSIGNED type signals? (a) X Sa+b; y