MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Vhdl knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the use of s TRANSACTION attribute? |
| A. | Check the continuity |
| B. | Check the hold time |
| C. | Interrupt handling by using WAIT |
| D. | Create a square wave |
| Answer» D. Create a square wave | |
| 2. |
The attribute s TRANSACTION creates a signal of type ______ |
| A. | BOOLEAN |
| B. | BIT |
| C. | INTEGER |
| D. | Same as signal s |
| Answer» C. INTEGER | |
| 3. |
Which of the following statement is correct to check the violation of hold time? |
| A. | IF(clk DELAYED(hold_time) EVENT) THEN |
| B. | IF(clk DELAYED(hold_time) = 1 ) THEN |
| C. | IF(clk DELAYED(hold_time) = 0 ) THEN |
| D. | IF(clk DELAYED(hold_time) = 1 AND clk DELAYED(hold_time) EVENT) THEN |
| Answer» E. | |
| 4. |
What is the type of value returned by the s DELAYED(time) attribute? |
| A. | TIME |
| B. | BOOLEAN |
| C. | INTEGER |
| D. | Same as signal s |
| Answer» E. | |
| 5. |
Attribute s LAST_EVENT has a return value of ______ type. |
| A. | BOOLEAN |
| B. | TIME |
| C. | INTEGER |
| D. | Same as signal s type |
| Answer» C. INTEGER | |
| 6. |
s ACTIVE will return true if _________ |
| A. | Any transition from 0 to 1 on signal s during the current delta |
| B. | Any transition from 1 to 0 on signal s during the current delta |
| C. | Any change has occurred on the signal s during last 2 delta s |
| D. | Any change has occurred on the signal s during the current delta |
| Answer» E. | |
| 7. |
Signal kind attributes can t have variables as their objects. |
| A. | True |
| B. | False |
| Answer» B. False | |