The process of synchronizing data across multiple servers is called

Which scenario is best suited for optimization with JSON in a relational database?

In a graph database such as Neo4j, the JOIN clauses used for joining the nodes on long paths in a query can get quite complex. True or false?

Graph data is complex to store in an RDBMS. However, there are reasons to use an RDBMS for graph data, including:

In a MongoDB replica set, when a primary fails, the secondaries will automatically try to elect a new primary.

Match each technology name with its corresponding description.

Given this text: Mongo has operators that make combining regex searches easy. Examples include $or and $and. What will the following regex match? ^*\b

The characteristic four V’s of Big data include all but one of the following. Which one is NOT included?

The member having a rectangular cross section, is designed to resist a moment of `M` N.m. Determine the maximum normal stress (in MPa) in the member.

The tank of the air compressor is subjected to an internal pressure of `p` MPa. If the internal diameter of the tank is 550 mm, and the wall thickness is 6 mm, determine the hoop stress in MPa acting at point A.