Digital Electronics - Digital Arithmetic Operations and Circuits

Exercise : Digital Arithmetic Operations and Circuits - Filling the Blanks
1.
In VHDL, the architecture declaration always begins with the ________ of variable signals or components that will be used in the concurrent description between BEGIN and END.
type
vectors
functions
declarations
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
When decimal numbers with several digits are to be added together using BCD adders ________.
a separated BCD adder is required for each digit position
the BCD adders must have the carry-outs grounded
the BCD's must be grouped in twos
full adders are also used
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
The binary adder circuit is designed to add ________ binary number(s) at a time.
1
3
2
5
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
The 74HC382 ALU can perform ________ operations.
2
4
8
16
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
Subtraction of the 2's-complement system actually involves the operation of ________.
multiplication
subtraction
addition
division
Answer: Option
Explanation:
No answer description is available. Let's discuss.