Que- Point out the wrong statement :
a. Abstraction enables the key benefit of cloud computing: shared, ubiquitous access
b. Virtualization assigns a logical name for a physical resource and then provides a pointer to that physical resource when a request is made
c. All cloud computing applications combine their resources into pools that can be assigned on demand to users
d. All of the mentioned
Answer- All cloud computing applications combine their resources into pools that can be assigned on demand to users
Que- Which of the following type of virtualization is also characteristic of cloud computing ?
a. Storage
b. Application
c. CPU
d. All of the mentioned
Answer- All of the mentioned
Que- The technology used to distribute service requests to resources is referred to as :
a. load performing
b. load scheduling
c. load balancing
d. all of the mentioned
Answer- load balancing
Que- Point out the correct statement :
a. A client can request access to a cloud service from any location
b. A cloud has multiple application instances and directs requests to an instance based on conditions
c. Computers can be partitioned into a set of virtual machines with each machine being assigned a workload
d. All of the mentioned
Answer- All of the mentioned
Que- Which of the following software can be used to implement load balancing ?
a. Apache mod_balancer
b. Apache mod_proxy_balancer
c. F6’s BigIP
d. All of the mentioned
Answer- Apache mod_proxy_balancer
Que- Which of the following network resources can be load balanced ?
a. Connections through intelligent switches
b. DNS
c. Storage resources
d. All of the mentioned
Answer- All of the mentioned
Que- Which of the following is a more sophisticated load balancer ?
a. workload managers
b. workspace managers
c. rackserve managers
d. all of the mentioned
Answer- workload managers
Que- An ______ is a combination load balancer and application server that is a server placed between a firewall or router.
a. ABC
b. ACD
c. ADC
d. All of the mentioned
Answer- ADC
Que- How many aspects needs to be considered while assessing network capacity ?
a. one
b. two
c. three
d. all of the mentioned
Answer- three
Que- Point out the correct statement :
a. For a cloud-based virtual computer, the network interface may be a highly variable resource
b. Increasing the variability between servers makes it easier to troubleshoot problems and simpler to deploy and configure new systems
c. A server with the different set of software, system configuration, and hardware should perform similarly if given the same role in an infrastructure
d. All of the mentioned
Answer- For a cloud-based virtual computer, the network interface may be a highly variable resource
Que- Which of the following is not the aspect considered for network capacity ?
a. Network traffic from the cloud to the network interface
b. Network traffic to and from the network interface at the server
c. Network traffic from the cloud through your ISP to your local network interface
d. All of the mentioned
Answer- All of the mentioned
Que- Which of the following utility is used to monitor traffic in Windows ?
a. Microsoft Network Monitor
b. Microsoft Performance Monitor
c. Microsoft Perfmon
d. None of the mentioned
Answer- Microsoft Network Monitor
Que- Point out the wrong statement :
a. Tools are available that can monitor a cloud network’s performance at geographical different points and over different third-party ISP connections
b. Apparent Networks company makes WAN network monitoring software
c. Network Capacity is easy to measure in a reliable way
d. All of the mentioned
Answer- Network Capacity is easy to measure in a reliable way
Que- Which of the following packet sniffer was formerly called Ethereal ?
a. TCPdump
b. Wireshark
c. Ntop
d. None of the mentioned
Answer- Wireshark
Que- Which of the following factor can be considered to determine WAN Capacity ?
a. Routing and switching protocols
b. Overall system traffic
c. Network interconnect technologies
d. All of the mentioned
Answer- All of the mentioned
Que- __________ scaling allows you to use a virtual system to run more virtual machines
a. Horizontal
b. Vertical
c. Out
d. All of the mentioned
Answer- Vertical
Que- Which of the following is used to evaluate your own cloud application’s network performance ?
a. Path Cloud
b. PathView Cloud
c. View Cloud
d. All of the mentioned
Answer- PathView Cloud
Que- Scaling _____ indefinitely leads you to an architecture with a large number of servers.
a. out
b. in
c. vertically
d. all of the mentioned
Answer- out
Que- Point out the correct statement :
a. Page views or hits on the Web site, as measured in transactions per second
b. Transactions completed on the database server, as measured by hits per second
c. Performance logs are a primary source of data that everyone should have available for planning purposes
d. All of the mentioned
Answer- Performance logs are a primary source of data that everyone should have available for planning purposes
Que- Which of the following command is used to display the level of CPU activity in Linux ?
a. sep
b. sav
c. sar
d. None of the mentioned
Answer- sar
Que- Which of the following tool captures time-dependent performance data from resources such as a CPU load ?
a. RBTool
b. RRDTool
c. Perfmon
d. None of the mentioned
Answer- RRDTool
Que- Point out the wrong statement :
a. The total workload might be served by a single server instance in the cloud
b. Performance logs are the only source of performance measurements
c. The amount of resources to be deployed depends upon the characterization of the Web servers involved, their potential utilization rates, and other factors
d. All of the mentioned
Answer- Performance logs are the only source of performance measurements
Que- Which of the following tool is used for Web site monitoring service in LAMP ?
a. Alertra
b. Cacti
c. Collectd
d. None of the mentioned
Answer- Alertra