Section 2.8 Availability

Question 1

Availability

Section 2: Fundamentals of security

Answer 1

Information, systems and resources are accesisble and operatonal when needed by authorsied users

Question 2

3 main reasons

Why is Availability important?

Section 2: Fundamentals fo security

Answer 2

1. Business continuity
2. Maintain customer trust
3. Uphold organisations reputation

Question 3

When hear availabity you must think of…

What is the best strategy to overcome Availability issues?

Section 2: Fundamentals fo security

Answer 3

REDUNDANCY

Question 4

Redundancy

Section 2: Fundamentals of security

Answer 4

Duplication of critical components or functions of a system with the intetion of enhancing its reliability

Question 5

4 redundancy considerations when desiging systems/networks

Various types of Redundancy

SNDP

Section 2: Fundamentals fo security

Answer 5

1. Server Redundancy: Using multiple servers in a load balanced or failover configuration so if one fails the others can take over and continue working
2. Network Redundancy: If network paths fail the data can still travel through other routes
3. Data Redundancy: Storing data in multiple places
4. Power Redundancy: Using backup power sources like genrators and UPS systems