112-51 試験問題を無料オンラインアクセス

Which of the following layers of loT architecture employs protocols and networks for connecting, sending, and receiving data between devices and network?

• A.Cloud layer
• B.Communication layer
• C.Device layer
• D.Process layer

John is working as a network administrator in an MNC company. He was instructed to connect all the remote offices with the corporate office but at the same time deny communication between the remote offices. In this process, he configured a central hub at the corporate head office, through which all branch offices can communicate.
Identify the type of VPN topology implemented by John in the above scenario.

• A.Point-to-point topology
• B.Hub-and-spoke topology
• C.Mesh topology
• D.Star topology

Which of the following solutions is a software or a hardware device on a network or host that filters the incoming and outgoing traffic to prevent unauthorized access to private networks?

• A.Switch
• B.Hub
• C.Router
• D.Firewall

Which of the following types of network traffic flow does not provide encryption in the data transfer process, and the data transfer between the sender and receiver is in plain text?

• A.FTP traffic
• B.SSH traffic
• C.SSL traffic
• D.HTTPS traffic

Kevin logged into a banking application with his registered credentials and tried to transfer someamount from his account to Flora's account. Before transferring the amount to Flora's account, the application sent an OTP to Kevin's mobile for confirmation.
Which of the following authentication mechanisms is employed by the banking application in the above scenario?

• A.Biometric authentication
• B.Single sign-on (SSO) authentication
• C.Two-factor authentication
• D.Smart card authentication