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MCQOPTIONS
This section includes 1361 Mcqs, each offering curated multiple-choice questions to sharpen your Technical Programming knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
When did the SCADA start? |
| A. | 1980s |
| B. | 1990s |
| C. | 1970s |
| D. | 1960s |
| Answer» C. 1970s | |
| 52. |
The control in SCADA is |
| A. | online control |
| B. | direct control |
| C. | supervisory control |
| D. | automatic control |
| Answer» D. automatic control | |
| 53. |
Which of the following terms indicates that information is to be read only bythose people for whom it is intended? |
| A. | availability |
| B. | accounting |
| C. | integrity |
| D. | confidentiality |
| Answer» E. | |
| 54. |
Which of the following makes sure that data is not changed when it notsupposed to be? |
| A. | integrity |
| B. | availability |
| C. | confidentiality |
| D. | accounting |
| Answer» B. availability | |
| 55. |
Which of the following is not a correct way to secure communication layer |
| A. | cloud initiated communication |
| B. | tls/ssl |
| C. | ips(intrusion prevention system) |
| D. | firewalls |
| Answer» B. tls/ssl | |
| 56. |
Process that prevents someone from denying that she accessed resource |
| A. | accounting |
| B. | non-repudiation |
| C. | sniffing |
| D. | authorisation |
| Answer» C. sniffing | |
| 57. |
Process of identifying any individual |
| A. | auditing |
| B. | authorisation |
| C. | authentication |
| D. | accounting |
| Answer» D. accounting | |
| 58. |
Even with two-factor authentication, users may still be vulnerableto attacks. |
| A. | scripting |
| B. | cross attack |
| C. | man-in-the-middle |
| D. | radiant |
| Answer» D. radiant | |
| 59. |
The three major components of RFID hardware based on functionality include: |
| A. | rfid reader |
| B. | reader antenna |
| C. | reader |
| D. | all of the above |
| Answer» E. | |
| 60. |
tags contain battery and transmit signals autonomously |
| A. | acitve rfid |
| B. | passive rfid |
| C. | battery-assistedpassive rfid |
| D. | battery-assisted rfid |
| Answer» B. passive rfid | |
| 61. |
RFID stand for . |
| A. | rangeable frequency identification |
| B. | radio fragment identification |
| C. | radio frequency identification |
| D. | rangeable fragment identification |
| Answer» D. rangeable fragment identification | |
| 62. |
The percentage of time the system is up and running smoothly is referred as. |
| A. | system up time |
| B. | system scalability |
| C. | system availability |
| D. | system efficiency |
| Answer» D. system efficiency | |
| 63. |
refers to an increase in the performance by the addition of moreresources along the service layers |
| A. | horizontal scalability |
| B. | vertical scalability |
| C. | diagonal scalability |
| D. | none of the above |
| Answer» C. diagonal scalability | |
| 64. |
[π=n/Ttotal=n⁄[kTo+Te(n,m)] The above equa on calculates the value of whichof the following? |
| A. | scalability |
| B. | throughput |
| C. | availability |
| D. | effectiveness |
| Answer» C. availability | |
| 65. |
The Data-Intensive Scalable Computing(DISC) utilizes a data-centerclusters to gather and maintain data. |
| A. | htc |
| B. | hpc |
| C. | hcc |
| D. | hac |
| Answer» B. hpc | |
| 66. |
The Cloudlets have a ownership unlike that of Clouds. |
| A. | centralized |
| B. | decentralized |
| C. | global |
| D. | none of the above |
| Answer» C. global | |
| 67. |
A mashup cloud can be designed by utilizing the Scalability of AWS andof GAE platforms |
| A. | accessibility |
| B. | mobility |
| C. | agility |
| D. | scalability |
| Answer» D. scalability | |
| 68. |
To establish scalability for the analysis of huge research data, CERN uses LSFi.e. a grid and workload management solution of cloud computing platform |
| A. | load setting facility |
| B. | load sharing facility |
| C. | load setting faculty |
| D. | load assigning faculty |
| Answer» C. load setting faculty | |
| 69. |
NASA created can be fifty percent more energy efficient as it turns off the computers on the network to make cloud computing efficient. |
| A. | nebula cloud |
| B. | cyclone cloud |
| C. | force.com cloud |
| D. | cern cloud |
| Answer» B. cyclone cloud | |
| 70. |
Cyclone is available in two service models as follows: |
| A. | paas and iaas |
| B. | saas and paas |
| C. | saas and iaas |
| D. | all of the above |
| Answer» D. all of the above | |
| 71. |
Cloud system from SGI is functionally considered as an . |
| A. | on-demand cloudcomputing service |
| B. | on-demand cloudstorage service |
| C. | on-demand cloudaccessing service |
| D. | on-demand |
| Answer» B. on-demand cloudstorage service | |
| 72. |
IBM’s Blue Cloud uses a special software for monitoring of virtual cluster operations and acts as a provisioning manager is known as . |
| A. | web sphere |
| B. | tivoli |
| C. | nebula |
| D. | altix |
| Answer» C. nebula | |
| 73. |
What are the different types of instances? |
| A. | general purpose |
| B. | computer optimized |
| C. | storage optimized |
| D. | all of the above |
| Answer» E. | |
| 74. |
Amazon Relational Database Service is a variant of the 5.1 databasesystem. |
| A. | oracle |
| B. | mysql |
| C. | sql server |
| D. | all of the mentioned |
| Answer» C. sql server | |
| 75. |
Which of the following can be considered as a distributed caching system? |
| A. | cnd |
| B. | cdn |
| C. | cwd |
| D. | all of the mentioned |
| Answer» C. cwd | |
| 76. |
Which of the following is relational database service provided by Amazon? |
| A. | simpledb |
| B. | sql server |
| C. | oracle |
| D. | rds |
| Answer» E. | |
| 77. |
Which of the following statement is wrong about Amazon S3? |
| A. | amazon s3 is highly reliable |
| B. | amazon s3 provides large quantities of reliable storage that is highly protected |
| C. | amazon s3 is highly available |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 78. |
Which of the following operation retrieves the newest version of the object? |
| A. | put |
| B. | get |
| C. | post |
| D. | copy |
| Answer» C. post | |
| 79. |
Which of the following can be done with S3 buckets through the SOAP and REST APIs? |
| A. | upload new objects to a bucket and download them |
| B. | create, edit, or delete existing buckets |
| C. | specify where a bucket should be stored |
| D. | all of the mentioned |
| Answer» E. | |
| 80. |
Which of the following instance class is best used for applications that areprocessor or compute-intensive? |
| A. | standard instances |
| B. | high memoryinstances |
| C. | high cpu instances |
| D. | none of thementioned |
| Answer» D. none of thementioned | |
| 81. |
AMIs are operating systems running on the virtualization hypervisor. |
| A. | yen |
| B. | xen |
| C. | ben |
| D. | multi-factorauthentication |
| Answer» C. ben | |
| 82. |
is a virtual server platform that allows users to create and runvirtual machines on Amazon’s server farm. |
| A. | ec2 |
| B. | azure |
| C. | ec5 |
| D. | none of thementioned |
| Answer» B. azure | |
| 83. |
Which of the following should be used considering factors shown in thefigure? |
| A. | simpledb |
| B. | rds |
| C. | amazon ec2 |
| D. | all of the mentioned |
| Answer» C. amazon ec2 | |
| 84. |
AWS reaches customers in countries. |
| A. | 137 |
| B. | 182 |
| C. | 190 |
| D. | 86 |
| Answer» D. 86 | |
| 85. |
Amazon Web Services falls into which of the following cloud-computingcategory? |
| A. | platform as a service |
| B. | software as a service |
| C. | infrastructure as aservice |
| D. | back-end as a service |
| Answer» D. back-end as a service | |
| 86. |
CloudFront supports data by performing static data transfers andstreaming content from one CloudFront location to another. |
| A. | table caching |
| B. | geocaching |
| C. | index caching |
| D. | windows mediaserver |
| Answer» C. index caching | |
| 87. |
Amazon cloud-based storage system allows you to store data objectsranging in size from 1 byte up to 5GB. |
| A. | s1 |
| B. | s2 |
| C. | s3 |
| D. | s4 |
| Answer» D. s4 | |
| 88. |
How many EC2 service zones or regions exist? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» E. | |
| 89. |
Which of the following provides access for developers to charge Amazon’scustomers for their purchases? |
| A. | fws |
| B. | fas |
| C. | fps |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 90. |
Which of the following allows merchants to fill orders through Amazon.com fulfillment service? |
| A. | amazon elastic compute cloud |
| B. | amazon fulfillment web services |
| C. | amazon relational database service |
| D. | amazon simple storage system |
| Answer» C. amazon relational database service | |
| 91. |
Which of the following is a system for creating block level storage devices thatcan be used for Amazon Machine Instances in EC2? |
| A. | cloudwatch |
| B. | amazon elastic blockstore |
| C. | aws import/export |
| D. | all of the mentioned |
| Answer» C. aws import/export | |
| 92. |
What is a virtual server platform that allows users to create and run virtualmachines on Amazon’s server farm. |
| A. | azure |
| B. | ec2 |
| C. | ec5 |
| D. | none of thementioned |
| Answer» C. ec5 | |
| 93. |
Amazon EMR uses Hadoop processing combined with several products. |
| A. | aws |
| B. | asq |
| C. | amr |
| D. | awes |
| Answer» B. asq | |
| 94. |
Which of the following is also referred to edge computing? |
| A. | cloudwave |
| B. | cloudfront |
| C. | cloudspot |
| D. | all of the mentioned |
| Answer» C. cloudspot | |
| 95. |
Which of the following tool is used for measuring I/O of your systems toestimate these transaction costs? |
| A. | ebs |
| B. | iostat |
| C. | esw |
| D. | all of the mentioned |
| Answer» C. esw | |
| 96. |
Which of the following instance has an hourly rate with no long-termcommitment? |
| A. | on-demand instance |
| B. | reserved instances |
| C. | spot instance |
| D. | all of the mentioned |
| Answer» B. reserved instances | |
| 97. |
Which of the following is a method for bidding on unused EC2 capacity basedon the current spot price? |
| A. | on-demand instance |
| B. | reserved instances |
| C. | spot instance |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 98. |
Which of the following provides a bridge between a company’s existing network and the AWS cloud? |
| A. | amazon virtual private cloud |
| B. | aws premium support |
| C. | amazon fulfillment web services |
| D. | all of the mentioned |
| Answer» B. aws premium support | |
| 99. |
Which of the following is a message queue or transaction system for distributed Internet-based applications? |
| A. | amazon elastic compute cloud |
| B. | amazon simple queue service |
| C. | amazon simple notification service |
| D. | amazon simple storage system |
| Answer» C. amazon simple notification service | |
| 100. |
Which one of the cases not impacting major system availability |
| A. | service performance degrade |
| B. | service outage by unplanned downtime |
| C. | live migration of vm for load balancing |
| D. | service outage by planned downtime |
| Answer» D. service outage by planned downtime | |