Question
Statement: I) No exam is tough II) All
tough are test III) Some test are easy IV) All easy are study Conclusion: I) All study can be tough II) All test can be exam III) Some easy are exam is a possibility In each question below are given some statements followed by some conclusions. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows/follow from the given statements, disregarding commonly known facts.Solution

In paging, the page size is defined by:
In a relational database, what is a candidate key?
Multiversion Concurrency Control (MVCC) ensures:
What does re.sub(r'(\w+)', r'_\1_', 'hello world') return?
Given the following Python-like code snippet:Â
  ```python
  class Counter:
    def __init__(self):
   ...
Which key uniquely identifies a record in a table?
Which operation is NOT part of relational algebra?
Which SQL isolation level allows phantom reads but prevents dirty reads and non-repeatable reads?
What will re.findall(r'\d+', 'abc123def45ghi') return?Â
Which normal form eliminates transitive dependency?