Cloud computing technology [2]

1.Google file system （GFS） The client directly from （） The role completes data access

A. master server
B. Block server
C. Management block server
D. bucket 2. Single master server （Master） The solution to the performance bottleneck is ()

A. Do not apply Master Reading data
B. Reduce their participation in data storage
C. Use large data blocks
D. Client cache metadata 3. In Cloud Computing , The virtual layer mainly includes

A. Desktop virtualization
B. Storage virtualization
C. Network virtualization
D. Server virtualization 4. The main data sources of traffic data collection are

A.GPS collection
B. Video capture
C. Electronic license plates
D. Coil acquisition 5. Scalability includes

A. Performance extension
B. Capacity expansion
C. Function expansion
D. System expansion 6. Security management in cloud computing architecture includes

A. Access authorization
B. Identity Authentication
C. Monitoring statistics
D. Security audit 7. Smart government includes

A. Quality service
B. The accuracy of government affairs
C. Efficient management
D. Transparency of government affairs 8. Cloud computing can be understood as

A. The economy brought by scale
B. Provide different service levels for external users
C. Encapsulated into an abstract entity
D. Services can be dynamically configured 9. Characteristics of Cloud Data Center

A. High equipment utilization
B. Manual management
C. High availability
D. Green energy saving 10. Cloud computing enables enterprises to obtain information from super large data centers through the Internet

A. service
B. Storage space
C. Software applications
D. Ability to calculate 11.Google The reason for not caching data is ()

A. There is no large amount of repeated reading and writing
B. Maintaining consistency between cache and actual data is too complex
C.OFS Most of the file operations are streaming reading and writing
D. Data access on the block server uses the local file system 12. Cloud computing is distributed processing （DistributedComputing）、 parallel processing （ParallelComputing） And Grid Computing （GridComputing） And improved processing of distributed database .

A. error
B. correct 13. Online reimbursement makes it unnecessary to stick tickets in the reimbursement process , Completely replace paper bills with electronic bills , This is a social initiative , It is also a project to solve social pain points .

A. Meal ticket voucher
B. Ticket voucher
C. None of the above
D. Electronic travel voucher 14.() Excellent performance in five aspects ： Data security ; Service quality （SLA）; Make full use of existing hardware resources ; Support for customization and legacy applications ; Does not affect the existing IT The process of Management .

A. Industry Cloud
B. Private cloud
C. Public cloud
D. A hybrid cloud 15. yes Google The distributed data of is stored in the management system

A.Chubby
B.MapReduce
C.GFS
D.Bigtable16. And SaaS Different , such “ cloud ” In the form of computing, the development environment or running platform is also regarded as a service

A. Based on management services
B. Software as a service
C. Platform based services
D. be based on WEB service 17. Cloud computing is a kind of by （） The pattern of , This mode provides available 、 Convenient 、 On demand network access , Enter the configurable pool of computing resources （ Resources include the Internet , The server ,

A. Pay for the number of times used
B. Time payment
C. Traffic payment
D. Pay for usage 18. Part of the way we travel that has changed our lives , This change will also lead to the change of travel demand in today's transportation mode and the whole change of transportation mode , Including changes in travel patterns .

A. Search engine
B. Online shopping
C. Internet news
D. Network video 19. From the current research situation , The following features that do not belong to cloud computing are

A. virtualization
B. in super-large scale
C. Privatization
D. high reliability 20. The following does not belong to Amazon and its image （AMI） The type is

A. share AMI
B. Universal AMI
C. public AMI
D. private AMI21. Grid computing is the use of （） technology , A virtual supercomputer is composed of computers scattered in different geographical locations .

A. Wide area network
B. The Internet
C. Wireless network
D. Peer to peer networks 22. By converting data from one format to another , Achieve the purpose of sharing data and eliminating redundancy among multiple systems . Some enterprises have multiple information systems due to historical reasons , Each system undertakes different functions , To some extent, it intersects with other systems ,（） It can meet the needs of data sharing between these systems .

A. data mining
B. The data backup
C. Data archiving
D. Data integration 23. User management mainly includes 3 Kind of function . The first is (), The second is single sign on ,

A. Directory management
B. file management
C. Account management
D. Storage management 24. Cloud Architecture is divided into () Two major parts .

A. Management part and maintenance part
B. Service part and application part
C. Service part and management part
D. Maintenance part and application part 25. The following is not the operating system used by the server

A.Andorid、Symbian、BlackBerryOS、windowsmobile
B.WindowsServer2003、Windows2008Server
C.LINXU、Centos、SUSlinux
D.UNIX、freebsd26.Google file system （GFS） The client directly from （） The role completes data access

A. bucket
B. master server
C. Block server
D. Management block server 27. The following does not belong to GFS Our assumptions and goals are ()

A. Need to store large files
B. Hardware error is normal
C. The main load is stream data reading and writing
D. Data writing is mainly “ Insert write ”28.Google The reason for not caching data is ()

A. Data access on the block server uses the local file system
B. There is no large amount of repeated reading and writing
C.OFS Most of the file operations are streaming reading and writing
D. Maintaining consistency between cache and actual data is too complex 29. Single master server （Master） The solution to the performance bottleneck is ()

A. Client cache metadata
B. Do not apply Master Reading data
C. Reduce their participation in data storage
D. Use large data blocks 30. Scalability includes

A. System expansion
B. Performance extension
C. Function expansion
D. Capacity expansion 31. Security management in cloud computing architecture includes

A. Security audit
B. Access authorization
C. Identity Authentication
D. Monitoring statistics 32. Cloud computing can be understood as

A. Services can be dynamically configured
B. The economy brought by scale
C. Encapsulated into an abstract entity
D. Provide different service levels for external users 33. Characteristics of Cloud Data Center

A. Green energy saving
B. High availability
C. Manual management
D. High equipment utilization 34. The following does not belong to Amazon and its image （AMI） The type is

A. share AMI
B. public AMI
C. Universal AMI
D. private AMI35. Cloud Architecture is divided into () Two major parts .

A. Service part and management part
B. Service part and application part
C. Maintenance part and application part
D. Management part and maintenance part 36. The following does not belong to GFS Our assumptions and goals are ()

A. Data writing is mainly “ Insert write ”
B. Need to store large files
C. The main load is stream data reading and writing
D. Hardware error is normal 37. Cloud computing is a kind of by （） The pattern of , This mode provides available 、 Convenient 、 On demand network access , Enter the configurable pool of computing resources （ Resources include the Internet , The server ,

A. Pay for the number of times used
B. Traffic payment
C. Time payment
D. Pay for usage 38. And open source cloud computing systems HadoopHDFS The corresponding commercial cloud computing software system is ()

A.GoogleMapReduce
B.GoogleGFS
C.GoogleChubby
D.GoogleBigtable39. Which of the following is not CPU Virtualization Technology

A. Semi virtualization
B. Full virtualization
C. front end / Back end simulation virtualization
D. Hardware assisted virtualization 40. User management mainly includes 3 Kind of function . The first is (), The second is single sign on ,

A. file management
B. Storage management
C. Directory management
D. Account management 41. Online reimbursement makes it unnecessary to stick tickets in the reimbursement process , Completely replace paper bills with electronic bills , This is a social initiative , It is also a project to solve social pain points .

A. Meal ticket voucher
B. None of the above
C. Ticket voucher
D. Electronic travel voucher 42. Our last century （） years , The emergence of Internet technology .

A.70
B.60
C.90
D.8043. Part of the way we travel that has changed our lives , This change will also lead to the change of travel demand in today's transportation mode and the whole change of transportation mode , Including changes in travel patterns .

A. Search engine
B. Internet news
C. Online shopping
D. Network video 44. The concept of using the Internet to make computers scattered in different geographical locations into a virtual supercomputer is

A. Distributed computing
B. Utility calculation
C. Grid computing
D. Parallel computing 45. Cloud computing is right （） Development and application of technology

A. Parallel computing
B. Distributed computing
C. Grid computing
D. All three options are 46. Not part of the elastic computing cloud EC2 Contains IP The address is

A. private IP Address
B. elastic IP Address
C. Tunnel IP Address
D. public IP Address 47. From the current research situation , The following features that do not belong to cloud computing are

A. high reliability
B. in super-large scale
C. Privatization
D. virtualization 48. It is a collection of isomorphic processing units , These processing units can solve large-scale computing problems faster through communication and cooperation

A. Distributed
B. virtualization
C. colony
D. Parallel computing 49. Options that are not a disadvantage of cloud computing are

A. Limited privacy and security
B. Cannot provide reliable 、 Secure data storage
C. The capabilities of cloud computing may be limited
D. There may be an offline problem 50. By converting data from one format to another , Achieve the purpose of sharing data and eliminating redundancy among multiple systems . Some enterprises have multiple information systems due to historical reasons , Each system undertakes different functions , To some extent, it intersects with other systems ,（） It can meet the needs of data sharing between these systems .

A. The data backup
B. Data integration
C. data mining
D. Data archiving 51. From the current research situation , The following features that do not belong to cloud computing are

A. virtualization
B. in super-large scale
C. high reliability
D. Privatization 52. yes Google The distributed data of is stored in the management system

A.GFS
B.MapReduce
C.Bigtable
D.Chubby53.Google file system （GFS） The client directly from （） The role completes data access

A. Management block server
B. master server
C. Block server
D. bucket 54.Raid1 Is a very high volume of backup Raid Strategy , Correspondingly, his protective ability is also very strong

A. error
B. correct 55. The following is not the operating system used by the server

A.UNIX、freebsd
B.WindowsServer2003、Windows2008Server
C.LINXU、Centos、SUSlinux
D.Andorid、Symbian、BlackBerryOS、windowsmobile56.Mapreduce Apply to ()

A. Any can be in windowsservet2008 Programs running on
B. Applications that can be processed in parallel
C. Applications that can be processed serially
D. Any application 57.() Excellent performance in five aspects ： Data security ; Service quality （SLA）; Make full use of existing hardware resources ; Support for customization and legacy applications ; Does not affect the existing IT The process of Management .

A. Private cloud
B. A hybrid cloud
C. Industry Cloud
D. Public cloud 58.IaaS In the computing implementation mechanism , The core function of the system management module is

A. Monitor the running status of nodes
B. Node environment configuration
C. application API
D. Load balancing 59. In the operation of super large data center , What expenses account for the highest proportion

A. Electricity fees
B. Hardware replacement cost
C. Maintenance cost of air conditioning and other support systems
D. Software maintenance expenses 60. And SaaS Different , such “ cloud ” In the form of computing, the development environment or running platform is also regarded as a service

A. be based on WEB service
B. Based on management services
C. Platform based services
D. Software as a service 61. Grid computing is the use of （） technology , A virtual supercomputer is composed of computers scattered in different geographical locations .

A. Wide area network
B. Wireless network
C. The Internet
D. Peer to peer networks 62. Characteristics of Cloud Data Center

A. Green energy saving
B. Manual management
C. High availability
D. High equipment utilization 63. Cloud computing enables enterprises to obtain information from super large data centers through the Internet

A. Ability to calculate
B. Software applications
C. Storage space
D. service 64. The main data sources of traffic data collection are

A. Coil acquisition
B. Electronic license plates
C. Video capture
D.GPS collection 65. Single master server （Master） The solution to the performance bottleneck is ()

A. Reduce their participation in data storage
B. Do not apply Master Reading data
C. Use large data blocks
D. Client cache metadata 66. Smart government includes

A. Transparency of government affairs
B. Efficient management
C. The accuracy of government affairs
D. Quality service 67. Security management in cloud computing architecture includes

A. Identity Authentication
B. Access authorization
C. Monitoring statistics
D. Security audit 68. In Cloud Computing , The virtual layer mainly includes

A. Server virtualization
B. Network virtualization
C. Storage virtualization
D. Desktop virtualization 69. Intelligent traffic simulation system can not produce the best traffic optimization scheme .

A. Yes
B. wrong 70. Big data is a core of smart city construction .

A. Yes
B. wrong 71. The establishment of digital earth , Sustainable development can be studied from a global perspective .

A. Yes
B. wrong 72. Identity authentication is usually real-time , Message authentication generally does not provide real-time .

A. Yes
B. wrong 73. About data center network partition security design , Multiple of the same business or multiple businesses with mutual visit needs VM Deployed on different physical servers .

A. Yes
B. wrong 74. stay Linux Can be used in vim/etc/sysconfig/network-scripts/ifcfg-eth0 Modify the address of the network card 、 Mask

A. Yes
B. wrong 75.HBase be based on HadoopDistributedFileSystem, It's an open source , Distributed database based on column storage model .

A. Yes
B. wrong 76. In the fine-grained multi tenancy pattern , Resources are shared by many tenants , But the function is still the same .

A. Yes
B. wrong 77.Oracle The listener on the server side is a separate process residing on the server , Specifically responsible for responding to the connection request of the client

A. Yes
B. wrong 78. Microelectronic technology is the foundation of information society .

A. Yes
B. wrong