Web CRUD etc.

Which server type functions as an intermediary to facilitate communication between internal and external networks, and also stores copies of frequently accessed web pages to enhance retrieval speed?

• NAT server

• stateful packet inspector

• proxy server

• NIDS

Firewalls provide protection against outside attackers by shielding your computer or network from malicious or unnecessary network traffic.

• True

• False

Which is a disadvantage of a client-server network?

• When the server isn't on, clients don't power up

• Clients can't connect wirelessly to the server

• Dependent on server - if it goes down, clients stop working

• Clients are more expensive than servers

A peer-to-peer network is a network arrangement where all of the computers are equal.

• True

• False

What does the 'thickness' of a client refer to?

• How clever the client is

• The size of the cables

• The level of processing and storage

• The depth of the computer case

Which are advantages of thin clients? (PICK 3)

• Easy and cheap to set up new clients

• Hardware and software changes only need to be implemented on the server

• Greater security as clients have fewer rights

• May require greater bandwidth to cope with client requests

• Increased cost of hardware for clients

What is an API?

• A set of protocols that define how two applications interact with each other

• A protocol that states the error checking that will be used in communication

• A database query

• A protocol that splits data into packets and then reassembles it

What is this an example of?

• JSON

• XML

Which are true of JSON? (PICK 3)

• More complicated for a human to read

• More compact code

• Can be parsed efficiently

• Easier to create

• More heavyweight

What is this an example of?

• JSON

• XML