Most of these quizzes have a preamble to help the reader answer the questions.
This topic is just too voluminous to summarize in a paragraph or two, so you're on your own! I've written a whole book about it here.
Just click on the questions listed below and see how you do!
You're West and you hold:
87 
AK 
Q7654 
8762
What would you lead after this auction?
| West | North | East | South |
|---|---|---|---|
| 1 |
|||
| Pass | 2 |
Pass | 4 |
| Pass | Pass | Pass |
8
A
K
8
5
You're West and you hold:
KQ2 QJ108 J2 Q874
What would you lead after this auction?
| West | North | East | South |
|---|---|---|---|
| 1NT | |||
| Pass | 3NT | Pass | Pass |
| Pass |
K
Q
8
4
You're West and you hold:
Q32 82 J986 7653
What would you lead after this auction?
| West | North | East | South |
|---|---|---|---|
| 1 |
1 |
2 |
|
| Pass | 4 |
Pass | Pass |
| Pass |
A
J
Q
2
You're West and you hold:
J102 32 Q1087 Q765
What would you lead after this auction?
| West | North | East | South |
|---|---|---|---|
| 1 |
1 |
2 |
|
| Pass | 4 |
Pass | Pass |
| Pass |
2
J
7
2
5
You're West and you hold:
Q9832 542 7654 2
What would you lead after this auction?
| West | North | East | South |
|---|---|---|---|
| 1 |
1NT | ||
| Pass | 3NT | Pass | Pass |
| Pass |
5
3
2
6
You are West and you hold:
K54 32 AQ1082 742
What would you lead after this auction:
| West | North | East | South |
|---|---|---|---|
| 1 |
|||
| Pass | 1 |
Pass | 2 |
| All Pass |
4
3
A
A club
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