Answer: d) Exploit
Explanation: Exploit is a type computer attack that successful when the computer system of an user is vulnerable and attacker can do the exploitation. This happens due to the weakness of the system, applications software, network etc.
Other given option are incorrect because exit door,glitch and bad are not any type of attack in the computer field that causes harm to the system.Thus the correct option is option(d).
Answer: Client-Server model
Explanation:
The Client-server model is a distributed network application configuration, that partitions task or where one program requests a resource or service from another program, between the providers of a resource or service, called servers, and service requesters called clients. In the client-server architecture, when the client computer sends a request for data to the server through the internet, the server accepts the requested process and deliver the data packets requested back to the client.
A bomb system. That might be pretty dangerous