OA Exams

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  • December 26, 2024

Question 01

 What is Cloud IAAS?

a) Servers, Connect Virtual Machine, Automated Server deployment, Renting Equipment
b) Developer Platform
c) Cloud based service like a web calendar or web program
d) Half in the cloud and half at the job

Correct Answer: a) Servers, Connect Virtual Machine, Automated Server deployment,
Renting Equipment
Explanation: Cloud IAAS provides infrastructure, including virtual machines and storage,
to manage computing needs.

Question 02

What is Cloud PAAS?

a) Servers, Connect Virtual Machine, Automated Server deployment, Renting Equipment
b) Developer Platform
c) Cloud based service like a web calendar or web program
d) Half in the cloud and half at the job

Correct Answer: b) Developer Platform
Explanation: Cloud PAAS provides a platform for developers to build, test, and deploy
applications without managing underlying infrastructure.

Question 03

What is Cloud SAAS?

a) Servers, Connect Virtual Machine, Automated Server deployment, Renting Equipment
b) Developer Platform
c) Cloud based service like a web calendar or web program
d) Half in the cloud and half at the job

Correct Answer: c) Cloud based service like a web calendar or web program
Explanation: Cloud SAAS delivers software applications over the internet, eliminating
the need for local installation.

Question 04

What is a hybrid cloud?

a) Servers, Connect Virtual Machine, Automated Server deployment, Renting Equipment
b) Developer Platform
c) Cloud based service like a web calendar or web program
d) Half in the cloud and half at the job

Correct Answer: d) Half in the cloud and half at the job
Explanation: Hybrid cloud combines on-premises infrastructure with cloud services for
greater flexibility and scalability.

Question 05

What is a measured service in cloud computing?

a) Servers, Connect Virtual Machine, Automated Server deployment, Renting Equipment
b) Developer Platform
c) Pay as you go
d) Half in the cloud and half at the job

Correct Answer: c) Pay as you go
Explanation: Measured service allows customers to pay for cloud resources based on
usage, similar to utility services.

Question 06

What is rapid elasticity in cloud computing?

a) Pay as you go type of service
b) Scale or scalability
c) Resource pooling
d) Hybrid cloud

Correct Answer: b) Scale or scalability
Explanation: Rapid elasticity refers to the ability to quickly scale resources in response to
changing demands.

Question 07

What is resource pooling in cloud computing?

a) Servers and virtual machines
b) Scalability
c) Allowing resources from a server to share across clients
d) Hybrid cloud

Correct Answer: c) Allowing resources from a server to share across clients
Explanation: Resource pooling allows a provider to serve multiple customers using
shared computing resources dynamically.

Question 08

What are Thin Clients?

a) A device that runs a full OS locally
b) Weak machines that rely on powerful servers for resources
c) A machine running its own cloud software
d) Devices connected to the Internet of Things

Correct Answer: b) Weak machines that rely on powerful servers for resources
Explanation: Thin clients use minimal hardware resources and rely on a server for
processing and storage.

Question 09

What steps should be followed to set up a thin client on a network?

a) Install and configure virtual machines
b) Connect to the network via PXE, update security patches, and install needed
applications
c) Install the hypervisor
d) Enable VPN access

Correct Answer: b) Connect to the network via PXE, update security patches, and install
needed applications
Explanation: Thin clients are connected to a network for PXE boot, updates, and
application installation.

Question 10

If a VM is offline but the hypervisor is running, what needs to be enabled?

a) Virtual CPU
b) Virtual memory
c) Storage virtualization
d) Network interface

Correct Answer: a) Virtual CPU
Explanation: The VM may require enabling its virtual CPU to get it back online.

Question 11

What is Hypervisor?

a) A software that creates virtual machines
b) A storage solution for virtual machines
c) A physical server controller
d) A type of cloud storage

Correct Answer: a) A software that creates virtual machines
Explanation: A hypervisor allows the creation and management of virtual machines on
physical servers.

Question 12

What is the most critical factor when using cloud file storage synchronization?

a) CPU performance
b) I/O Bandwidth
c) Storage type
d) Network security

Correct Answer: b) I/O Bandwidth
Explanation: I/O bandwidth is critical to ensure efficient synchronization of cloud-based
storage files.

Question 13

A company in a hurricane-prone area should set up what for disaster recovery?

a) Cold storage
b) Warm site
c) Hot site and cloud storage
d) Local backups

Correct Answer: c) Hot site and cloud storage
Explanation: A hot site and cloud storage provide redundancy and immediate recovery in
disaster-prone areas.

Question 14

How can you change BIOS settings without an administrator password?

a) Reboot in safe mode
b) Access BIOS remotely
c) Remove the CMOS battery temporarily
d) Use a BIOS reset key

Correct Answer: c) Remove the CMOS battery temporarily
Explanation: Removing the CMOS battery resets BIOS settings, including the
administrator password.

Question 15

After identifying malware on a workstation, what is the next step?

a) Reboot the system
b) Disconnect from the network
c) Run antivirus software
d) Reinstall the operating system

Correct Answer: b) Disconnect from the network
Explanation: Disconnecting the infected device prevents malware from spreading through
the network.

Question 16

What should be done if a user keeps experiencing the same malware issue?

a) Replace the hardware
b) Run antivirus again
c) Educate the user about safe practices
d) Delete system32 folder

Correct Answer: c) Educate the user about safe practices
Explanation: Educating users can help prevent recurring issues, especially related to
malware and unsafe practices.

Question 17

Why might two identical computers have different performance levels after an update?

a) Hardware failure
b) Different system configurations
c) Corrupted BIOS
d) Incorrect update installation

Correct Answer: b) Different system configurations
Explanation: System performance discrepancies could result from different
configurations or software settings.

Question 18

What should you check if a computer fails to boot after multiple power outages?

a) Reboot settings
b) Check the cable connection and power strip switch
c) CPU installation
d) Software installation

Correct Answer: b) Check the cable connection and power strip switch
Explanation: Power interruptions can cause cables to loosen, making it important to
verify connections.

Question 19

Why does a cellphone shut down after being exposed to the sun?

a) Battery failure
b) Overheating
c) Software issue
d) Power surge

Correct Answer: b) Overheating
Explanation: Exposure to heat causes a cellphone to shut down as a protective measure
against overheating.

Question 20

A laptop that repeatedly shuts down shortly after startup is likely experiencing what
issue?

a) Power failure
b) Malware
c) Overheating due to faulty thermal paste
d) Network issues

Correct Answer: c) Overheating due to faulty thermal paste
Explanation: Thermal paste helps dissipate heat from the CPU, and faulty paste may lead
to overheating.

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