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EMC Cloud Infrastructure and Services Sample Questions:

1. Which is a benefit provided by Hyper-threading in a virtualized server environment?

A) Improved CPU utilization
B) Improved virtual machine security
C) Logical CPU load balancing
D) Improved memory utilization

2. What are the three key Quality of Service (QoS) parameters that need to be assessed by an organization before moving operations to the Cloud?

A) Performance, Availability, and Security
B) RPO, RTO, and Security
C) Service Charge Rate, RTO, and Performance
D) Performance, Availability, and Service Duration

3. What is a function of Virtual Machine Monitor?

A) File system management
B) Process scheduling
C) Virtual machine troubleshooting
D) Binary translation

4. What is the key function of the balloon driver in the memory ballooning technique?

A) To demand memory from guest OS and later relinquish it under the control of the hypervisor
B) To extend memory using a swap file under the control of the virtual machine
C) To extend memory using a swap file under the control of the hypervisor
D) To demand memory from the hypervisor and later relinquish it under the control of the virtual machine

5. Which security mechanism removes the need for services to provide their own identity system and allows users to consolidate their digital identities?

A) Federated Identity Management
B) Shared LDAP directory
C) OpenID
D) One-time passwords

Solutions: