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Threats to computer systems and networks

Total questions: 14

Worksheet time: 8mins

Name
Class
Date
1.

Brute force attacks use

a)

search and destroy

b)

trial and error

c)

to and fro

d)

back and forth

2.

Brute-force attacks are used to gain entry to

a)

biometric systems

b)

physical security systems

c)

unsecure systems

d)

password-based systems

3.

Which is likely to be cracked first in a dictionary attack

a)

Passw0rd

b)

p@55w0rD

c)

password

d)

Pass-worD

4.

Which is likely to be cracked last in a dictionary attack

a)

Passw0rd

b)

p@55w0rD

c)

password

d)

Pass-worD

5.

DoS stands for

a)

distribution of service

b)

denial of service

c)

denial of software

d)

denial of system

6.

In a DoS attack a server is flooded with

a)

requests

b)

reasons

c)

remotes

d)

responses

7.

DDoS stands for

a)

distributed denial of software

b)

denied distribution of service

c)

distributed denial of service

d)

during denial of service

8.

Botnets are a collection of

a)

broken computers

b)

denial computers

c)

traffic computers

d)

zombie computers

9.

SQL databases are used by

a)

Google

b)

PayPal

c)

eBay

d)

YouTube

10.

a virus

a)

Attaches itself to programs or files on a computer or server

b)

Replicates itself in order to spread to other computers

c)

is designed to access a computer by misleading users of its intent

d)

Persuades people to give up their passwords

11.

a worm

a)

Attaches itself to programs or files on a computer or server

b)

Replicates itself in order to spread to other computers

c)

is designed to access a computer by misleading users of its intent

d)

Persuades people to give up their passwords

12.

a trojan horse

a)

Attaches itself to programs or files on a computer or server

b)

Replicates itself in order to spread to other computers

c)

is designed to access a computer by misleading users of its intent

d)

Persuades people to give up their passwords

13.

Tricking people into breaking normal security procedures is called

a)

social empathising

b)

social exploiting

c)

social engineering

d)

social extracting

14.

Clues that an email is phishing include

a)

spoofed email addresses

b)

grammar and spelling errors

c)

knowing your email address

d)

impersonal greetings

e)

disguised links