The new web standard that incorporates AI, ML and blockchain to the Internet is ……………

1. Web 1.0
2. Web 2.0
3. Web 3.0
4. Web 4.0

A security mechanism that can be created in hardware and software both to prevent the unauthorised access to and from a network is called ……………

1. Anti-virus
2. Network security
3. Authentication
4. Firewall

A harmful program in the disguise of a useful program is called ……………

1. Trojan horse
2. Worm
3. Spam
4. Computer virus

A program capable of replicating itself and eating up all the memory is a ……………

1. Trojan horse
2. Worm
3. Spam
4. Computer virus