How does column-based storage allow SAP HANA to read data faster?

SAP E_BW4HANA214 Question Answer

How does column-based storage allow SAP HANA to read data faster? Note: There are 2 correct answers to this question

A column can be processed at the same time by different CPU cores.

A column is managed in a compressed way

A column is read-optimized by reading from the delta store only

A column contains all of the information for one record.

E_BW4HANA214 PDF/Engine

Get 65% Discount on All Products, Use Coupon: "ac4s65"