Systems Controls & Security Measures

Question 1

What is an example of a single point of failure?

Answer 1

a firm using only a single password for all logins and all users –> this creates a single point of failure when this password is lost/forgotten

Question 2

Public key, primary key and authentication key are examples of what?

Answer 2

encryption techniques

Question 3

List the steps taken in a disaster recovery plan

Answer 3

1. Assess risks in terms of facing disaster
2. ID critical components: files, programs & apps
3. Determine which recovery method to use
4. Test recovery methods

Question 4

TRUE/FALSE: Hot site is a firm’s replication of its data center

Answer 4

TRUE

Question 5

A ____ ____ contains firm’s infrastructure to supports its data processing needs but not the hardware

Answer 5

COLD site

Question 6

In terms of downtimes for data processing, list the sites from shortest to longest

Answer 6

Hot site < warm < cold

Question 7

When is a good situation to use compatibility check?

Answer 7

when a user is making online transactions

• this method cross references user id, user profile and security profile

Question 8

Define input function

Answer 8

system function that puts controls to verify the data being inputted accurately and authentically

Question 9

Define output function

Answer 9

system function that puts controls to limit data to authorized users; ensures output mirrors input

Question 10

Define storage function

Answer 10

system function that puts controls to prevent data from being altered, lost, or accessed by unauthorized users

Question 11

Processing function does what?

Answer 11

puts controls in place to prevent deterioriation, loss or alteration while data is being inputted

Question 12

Compatability check

Answer 12

verifies if a user is authorized to make online transactions