Question:

What is SCADA?

A.

Software

B.

Process

C.

System

D.

Hardware

Answer» b. Process

Question:

Which of the following cloud does not require mapping?

A.

Public

B.

Private

C.

Hybrid

D.

None of the mentioned

Answer» a. Public

Question:

In para-virtualization, VMs run on hypervisor that interacts with the hardware.

A.

true

B.

False

Answer» b. False

Question:

What is default replication factor?

A.

1

B.

2

C.

3

D.

5

Answer» c. 3

Question:

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

Question:

For the _________ model, the security boundary may be defined for the vendor to include the software framework and middleware layer.

A.

SaaS

B.

PaaS

C.

IaaS

D.

All of the mentioned

Answer» b. PaaS

Question:

If the IP address or hostname of a data node changes

A.

The namenode updates the mapping between file name and block name

B.

The data in that data node is lost forever

C.

The namenode need not update mapping between file name and block name

D.

There namenode has to be restarted

Answer» c. The namenode need not update mapping between file name and block name

Question:

. ________ 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

Question:

Virtualization allows sharing the resources of hardware across multiple aenvironments.

A.

True

B.

false

Answer» a. True

Question:

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