WorksheetsInternet Technologies(Quiz 3)
Total questions: 21
Worksheet time: 5mins
Internet security is...
a game who children use to play.
a safety system for the pc and its components.
a protection for the browser.
a protection for the user s information.
The first email program for ARPANET was presented in the year...
1973
1969
2000
1971
A hacker is a...
bad informatic :(
happy informatic :D
pirate informatic :v
digital defender ;D
Acronyms SSL?
Secure Search Layer
Security Sockets Layer
Socials Sockets Lock
Secure Sockets Layer
Who are foundeds the Microsoft
Bill Bourne and Ray Tomlinson
Bills Gates and Paul Allen
Xiaochao and Sophie Wilson
Paul Allen and Ben Amstrong
What does a FIREWALL do?
Protects against hackers.
Protects against computer viruses
Protects against threats from inside your organisation.
None of the above.
If the same key is used to encrypt and decrypt a message, this is known as?
Symmetric encryption
Encryption doesn't exist!
Asymmetric encryption
Same-key encryption
What type of key can be freely shared with anyone so that they can encrypt a message?
Personal key
Private key
Free key
Public key
The process of converting plaintext to ciphertext.
cryptography
cyphertext
decryption
encryption
Information that is readable without performing any cryptographic operations.
cryptography
plaintext
encryption
decryption
This type of firewall inspects every packet, as well as checking the port number and IP address
Stateful
Stateless
Which one is NOT a function of a proxy server?
Enables anonymous surfing
Used to filter online content
Provides a cache of previously visited sites
Uses asymmetric encryption
A digital certificate is issued by..
a digital authoriser
a certificate authority
a certificate handler
a digital certificate handler
Which of these is NOT included in a digital certificate?
expiry date
subjects public key
Name of the certificate authority
receivers private key
What is a digital signature?
A mathematical technique used to validate the authenticity and integrity of a message
A document that contains the details of a company authorised by the certificate authority
The name of the key used in asymmetric encryption
Your name typed using a computer
What does a stateless firewall check?
The source and destination IP addresses in the packet headers
The payload of the packet
The trailer of the packet
The payload of the packet and the IP addresses
Firewalls remove viruses
False
True
What is a firewall?
A wall made offline
A way of protecting from unauthorised access
The cloud
Mum's burnt cooking
What makes a good password?
Pa5sW0rd
Password
123password
I don't know
What is a bug?
harmful bacteria
a small insect
an error within a program
a miniature microphone
What type of virus attaches itself to other application and open the system parts allowing to the hacker to gain illegal entry.
Worms
Boot-Sector
File infecting
Trojan Horses
