Input: data, info, knowledge, intructions
Processing: programs, equipment, storage
Output: reports, graphics, calculations
Storage: hard drive ----> feedback: performance metrics - ANS-What is an information system?
(IPO)
Hardware: devise, network
Software: database management system
People: customers!
Procedures: subscription
Network: how much throughput (bits/sec) - ANS-5 Components of a Digital Information System
(HSPPN)
Batch processing costs less than OLTP, but may be inaccurate from update delays - ANS-Batch
vs. Online Real-Time Processing
Collects all transactions for a time period, then processes the data and updates the data store.
Ex: package, shipping, tracking - ANS-Batch Processing
OLTP: processes each transaction as it occurs (real-time) - ANS-Online Real-Time Processing
Infrastructure that uses the internet and private networks to access, share, and deliver
computing resources. - ANS-What is "The Cloud"?
- Private Cloud: Single-tenant environments with stronger security and control (retained) for
regulated industries and critical data.
- Public Cloud: Multiple-tenant virtualized services utilizing the same pool of servers across a
public network (distributed). - ANS-Cloud Computing Types (Private vs. Public)
Smallest to largest - BBFRFD
Bit, Byte, Field, Record, File, Database - ANS-Data Hierarchy (BBFRFD)