$15$

Multiple Choice

$1$ point

$q,$ users often talk about how they can "slice and dice" their data and "drilling down" inside the data to uncover new insights

OLTP

OLAP

Legacy system

Data mining

$18$

Multiple Choice

$1$ point

$q,$

is a peer$-$to$-$peer network which provides an open, distributed record of transactions between two parties.

Blocktransaction

$2$

P$2$PTransaction

$3$

Blockchain

P$2$P