Distributed Databases Determine whether the following statements are true or false: 1: Non-distributed databases can always provide both availability and consistency 2: Distributed databases can provide both availability and consistency, as long as no network partition exists 3: Distributing a database is only necessary/useful when we can no longer scale the database vertically (i.e. we cannot buy a better local server) 4: Transactions are necessary in distributed databases but not in centralized databases 5: If vertical or horizontal partitioning is used in a distributed database, that partitioned data cannot be replicated if the database needs to remain consistent.匹配题