McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Computer Science Engineering (CSE) , Information Technology Engineering (IT) , Bachelor of Science in Computer Science TY (BSc CS) , Bachelor of Computer Applications (BCA) , Master of Science in Information Technology (MSc IT) .
1. |
Cloud model relies on |
A. | communication api |
B. | middleware |
C. | web documents |
D. | embedded device |
Answer» A. communication api |
2. |
What widely used service is built on cloud-computing technology? |
A. | |
B. | skype |
C. | gmail |
D. | all of the above |
Answer» D. all of the above |
3. |
HTTP is a protocol |
A. | stateful |
B. | unidirectional |
C. | bidirectional |
D. | full dulpex |
Answer» B. unidirectional |
4. |
websocket is a Protocol |
A. | stateful |
B. | bidirectional |
C. | connection oriented |
D. | all of the above |
Answer» D. all of the above |
5. |
Websocket protocol uses which communication model |
A. | publish-subscribe |
B. | request response |
C. | push-pull |
D. | exclusive pair |
Answer» A. publish-subscribe |
6. |
Which of these techniques is vital for creating cloud-computing centers |
A. | virtualization |
B. | transubstantiation |
C. | cannibalization |
D. | insubordination |
Answer» A. virtualization |
7. |
An internal cloud is… |
A. | an overhanging threat |
B. | a career risk for a cio |
C. | a cloud that sits behind a corporate |
D. | the group of knowledge workers who use a social network for water- cooler gossip |
Answer» D. the group of knowledge workers who use a social network for water- cooler gossip |
8. |
Which of these is not an antecedent of the cloud? |
A. | software as a service |
B. | utility computing |
C. | grid computing |
D. | desktop computing |
Answer» D. desktop computing |
9. |
Which of the following subject area deals with pay-as-you-go usage model? |
A. | accounting management |
B. | compliance |
C. | data privacy |
D. | all of the mentioned |
Answer» A. accounting management |
10. |
Point out the correct statement |
A. | except for tightly managed saas cloud providers |
B. | cloud computing vendors run very reliable networks |
C. | the low barrier to entry cannot be accompanied by a low barrier to provisioning |
D. | all of the mentioned |
Answer» B. cloud computing vendors run very reliable networks |
11. |
captive requires that the cloud accommodate multiple compliance regimes. |
A. | licensed |
B. | policy-based |
C. | variable |
D. | all of the mentioned |
Answer» B. policy-based |
12. |
Security methods such as private encryption, VLANs and firewalls comes under subject area. |
A. | accounting management |
B. | compliance |
C. | data privacy |
D. | all of the mentioned |
Answer» C. data privacy |
13. |
Which of the following captive area deals with monitoring? |
A. | licensed |
B. | variable but under control |
C. | law |
D. | all of the mentioned |
Answer» B. variable but under control |
14. |
Network bottlenecks occur when data sets must be transferred |
A. | large |
B. | small |
C. | big |
D. | all of the mentioned |
Answer» A. large |
15. |
Amazon AWS Consists of following services |
A. | iaas |
B. | paas |
C. | saas |
D. | all of above |
Answer» D. all of above |
16. |
RDS is a type of database |
A. | sql |
B. | nonsql |
C. | simple storage |
D. | all of above |
Answer» A. sql |
17. |
Dynamodb is type of storage |
A. | nonsql |
B. | sql |
C. | simple storage |
D. | all of above |
Answer» A. nonsql |
18. |
Cloud are standardized in order to appeal to the majority of its audience. |
A. | svas |
B. | slas |
C. | sals |
D. | none of the mentioned |
Answer» B. slas |
19. |
The reputation for cloud computing services for the quality of those services is shared by |
A. | replicas |
B. | shards |
C. | tenants |
D. | all of the mentioned |
Answer» C. tenants |
20. |
is a function of the particular enterprise and application in an on- premises deployment. |
A. | vendor lock |
B. | vendor lock-in |
C. | vendor lock-ins |
D. | none of the mentioned |
Answer» B. vendor lock-in |
21. |
computing refers to applications and services that run on a distributed network using virtualized resources. |
A. | distributed |
B. | cloud |
C. | soft |
D. | parallel |
Answer» B. cloud |
22. |
. as a utility is a dream that dates from the beginning of the computing industry itself |
A. | model |
B. | computing |
C. | software |
D. | all of the mentioned |
Answer» B. computing |
23. |
Amazon Elastic Compute Cloud (Amazon EC2) is a web service based on |
A. | iaas |
B. | paas |
C. | saas |
D. | all of the mentioned |
Answer» A. iaas |
24. |
Which of the following is essential concept related to Cloud? |
A. | reliability |
B. | productivity |
C. | abstraction |
D. | all of the mentioned |
Answer» C. abstraction |
25. |
Point out the wrong statement |
A. | applications benefit from deployment in the cloud |
B. | start very small and become big very fast |
C. | technology it is built on is evolutionary |
D. | none of the mentioned |
Answer» C. technology it is built on is evolutionary |
26. |
Which of the cloud concept is related to pooling and sharing of resources |
A. | polymorphism |
B. | abstraction |
C. | virtualization |
D. | none of the mentioned |
Answer» C. virtualization |
27. |
has many of the characteristics of what is now being called cloud computing |
A. | internet |
B. | softwares |
C. | web service |
D. | all of the mentioned |
Answer» A. internet |
28. |
Which of the following can be identified as cloud |
A. | web applications |
B. | intranet |
C. | hadoop |
D. | all of the mentioned |
Answer» C. hadoop |
29. |
Which of the following is the deployment model? |
A. | public |
B. | private |
C. | hybrid |
D. | all of the mentioned |
Answer» D. all of the mentioned |
30. |
Which of the following is best known service model? |
A. | saas |
B. | iaas |
C. | paas |
D. | all of the mentioned |
Answer» D. all of the mentioned |
31. |
Which of the following is the highest degree of integration in cloud computing? |
A. | saas |
B. | iaas |
C. | paas |
D. | all of the mentioned |
Answer» A. saas |
32. |
Which of the architectural layer is used as a front end in cloud computing? |
A. | client |
B. | cloud |
C. | soft |
D. | all of the mentioned |
Answer» A. client |
33. |
Which of the following benefit is provided by the PaaS service provider |
A. | a larger pool of qualified developers |
B. | more reliable operation |
C. | a logical design methodology |
D. | all of the mentioned |
Answer» D. all of the mentioned |
34. |
Communication between services is done widely using protocol |
A. | rest |
B. | soap |
C. | restful |
D. | none of the mentioned |
Answer» C. restful |
35. |
Which of the following provider rely on the virtual machine technology to deliver servers? |
A. | caas |
B. | aaas |
C. | paas |
D. | iaas |
Answer» D. iaas |
36. |
Which of the following component is called hypervisor? |
A. | vgm |
B. | vmc |
C. | vmm |
D. | all of the mentioned |
Answer» C. vmm |
37. |
Applications such as a Web server or database server that can run on a virtual machine image are referred to as |
A. | virtual server |
B. | virtual appliances |
C. | machine imaging |
D. | all of the mentioned |
Answer» B. virtual appliances |
38. |
Amazon Machine Images are virtual appliances that have been packaged to run on the grid of nodes. |
A. | ben |
B. | xen |
C. | ken |
D. | zen |
Answer» B. xen |
39. |
is a CPU emulator and virtual machine monitor |
A. | imaging |
B. | parallels |
C. | qemu |
D. | none of the mentioned |
Answer» C. qemu |
40. |
The source of HDFS architecture in Hadoop originated as |
A. | google distributed filesystem |
B. | yahoo distributed filesystem |
C. | facebook distributed filesystem |
D. | amazon s3 storage |
Answer» A. google distributed filesystem |
41. |
What is HDFS? |
A. | storage layer |
B. | batch processing engine |
C. | resource management layer |
D. | all of the above |
Answer» A. storage layer |
42. |
Which among the following command is used to copy a directory from one node to another in HDFS? |
A. | rcp |
B. | distcp |
C. | dcp |
D. | drcp |
Answer» B. distcp |
43. |
Which utility is used for checking the health of an HDFS file system? |
A. | fsck |
B. | fchk |
C. | fsch |
D. | fcks |
Answer» A. fsck |
44. |
Which among the following is the correct statement |
A. | datanode manage file system namespace |
B. | namenode stores metadata |
C. | namenode stores actual data |
D. | all of the above |
Answer» B. namenode stores metadata |
45. |
What is default replication factor? |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 5 |
Answer» C. 3 |
46. |
The namenode knows that the data node is active using a mechanism known as |
A. | active pulse |
B. | data pulse |
C. | heartbeats |
D. | h-signal |
Answer» C. heartbeats |
47. |
What is the default size of HDFS Data Block? |
A. | 16mb |
B. | 32mb |
C. | 64mb |
D. | 128mb |
Answer» D. 128mb |
48. |
What is HDFS Block in Hadoop? |
A. | it is the logical representation of data |
B. | it is the physical representation of data |
C. | both the above |
D. | none of the above |
Answer» B. it is the physical representation of data |
49. |
Which of the following is the correct statement? |
A. | datanode is the slave/worker node and holds the user data in the form of data blocks |
B. | each incoming file is broken into 32 mb by defaul |
C. | namenode stores user data in the form of data blocks |
D. | none of the above |
Answer» A. datanode is the slave/worker node and holds the user data in the form of data blocks |
50. |
The need for data replication can arise in various scenarios like |
A. | replication factor is changed |
B. | datanode goes down |
C. | data blocks get corrupted |
D. | all of the above |
Answer» D. all of the above |
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