Can you answer this sample Security+ question on virtualization?

Q. What type of virtualization allows an operating system kernel to run multiple isolated instances of a guest virtual machine?

A. Container virtualization
B. Sandboxing virtualization
C. Full virtualization
D. Hypervisor virtualization

More, do you know why the correct answer is correct and the incorrect answers are incorrect? The answer and an explanation are available here.

Can you answer this sample Security+ question on change management?

Q. A network administrator needs to update the operating system on switches used within the network. Assuming the organization is following standard best practices, what should the administrator do first?

A. Submit a request using the baseline configuration process.

B. Submit a request using the incident management process.

C. Submit a request using the change management process.

D. Submit a request using the application patch management process.

More, do you know why the correct answer is correct and the incorrect answers are incorrect? Answer and explanation are available here. 

Can you answer this sample Security+ question on cipher suites? 

Q. Lisa is setting up a secure webserver. She needs the server’s cryptography to support perfect forward secrecy. Of the following choices, what cipher suite should she ensure is used by the server?

A. TLS_DH_WITH_AES_256_CBC_SHA256

B. TLS_RSA_WITH_AES_128_CBC_SHA256

C. TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256

D. SSL_RSA_WITH_AES_128_CBC_SHA256

Do you know the answer? More, do you know why the correct answer is correct and the incorrect answers are incorrect? The answer is available here.