Security on data

Question 1

Define hacking

Answer 1

When someone gains unauthorized access to a computer

Question 2

Give 4 effects of hacking

Answer 2

Can lead to identity theft
Data can be deleted
Data can be changed or corrupted
Malicious software can be installed`

Question 3

Define Authentication

Answer 3

Identifying yourself to a system

Question 4

Define “Password”

Answer 4

Memorable data that is entered before access is granted

Question 5

Give 3 disadvantages of passwords

Answer 5

They can easily be forgotten
Can easily be guessed
Can be hacked with key logging
Others can see the details being typed in

Question 6

Give 3 advantages of biometrics

Answer 6

Biometrics cannot be forgotten
Only the person with the biometric feature can access the system
Biometrics are more reliable, no data entry errors

Question 7

Give 3 disadvantages of biometrics

Answer 7

Can be slower, and more checking is carried out
More expensive to buy and harder to set up
Takes up more storage than passwords