Aujas Cybersecurity-NuSummit company Security Consultant Interview Questions and Answers

HA ensures VM availability, DRS balances loads, vMotion enables live migration, Host Profiles standardize settings, and snapshots capture states.

• HA (High Availability) automatically restarts VMs on other hosts in case of a host failure.

• DRS (Distributed Resource Scheduler) optimizes resource allocation by balancing workloads across hosts.

• vMotion allows live migration of VMs from one host to another without downtime, ens...read more

VNet is a virtual network in Azure that enables secure communication between resources. It supports VMs, availability zones, and scaling.

• VNet (Virtual Network) allows Azure resources to communicate securely.

• To create a VM, prerequisites include an Azure subscription, resource group, and VNet.

• Availability Zones are physically separate locations within a region for high availability.

• Availability Sets ensure VMs are distr...read more

Blob storage is a cloud storage solution for unstructured data, allowing scalable and cost-effective data management.

• Stores large amounts of unstructured data like images, videos, and documents.

• Examples include Azure Blob Storage and Amazon S3.

• Supports various access tiers for cost optimization based on usage.

• Enables data redundancy and backup options for enhanced durability.

• Facilitates easy integration with applicatio...read more

Azure VPN enables secure connections between Azure and on-premises networks, offering various types for different needs.

• Types of Azure VPN include Site-to-Site, Point-to-Site, and VNet-to-VNet.

• Site-to-Site VPN connects entire networks, e.g., an on-premises network to Azure.

• Point-to-Site VPN allows individual devices to connect to Azure, useful for remote workers.

• VNet-to-VNet VPN connects multiple Azure virtual networks...read more

A site-to-site VPN connects two or more networks securely over the internet, enabling remote access and data sharing.

• Establishes a secure tunnel between two networks, often used by businesses.

• Utilizes protocols like IPsec or OpenVPN for encryption.

• Example: A corporate office connecting securely to a branch office.

• Allows remote users to access resources as if they were on the local network.

• Enhances security by encryptin...read more

Swapping an OS disk involves replacing the current operating system disk with a new one, ensuring data integrity and system functionality.

• 1. Backup existing data: Always create a backup of your current OS disk to prevent data loss.

• 2. Prepare the new disk: Ensure the new OS disk is properly formatted and has the necessary operating system installed.

• 3. Shut down the system: Power off the machine before physically swappin...read more

Azure VM backup can be performed using Azure Backup service for efficient data protection and recovery.

• Use Azure Backup service to create a Recovery Services vault.

• Configure backup policies to define backup frequency and retention.

• Select the virtual machine you want to back up and associate it with the vault.

• Initiate a backup job manually or schedule it based on your policy.

• Monitor backup jobs and restore points throug...read more

Azure offers various backup types to ensure data protection and recovery, including file, VM, and application backups.

• Azure Backup: A service for backing up Azure VMs, on-premises servers, and applications.

• File Share Backup: Protects files stored in Azure File Shares.

• VM Backup: Automated backup of Azure Virtual Machines with point-in-time restore.

• Application Backup: Supports backups for Azure SQL Database and Azure Blo...read more

Disaster recovery is a strategy to restore IT systems and operations after a disruptive event.

• Involves planning for data backup and restoration.

• Includes strategies for hardware and software recovery.

• Examples: Natural disasters, cyberattacks, power failures.

• Testing recovery plans regularly to ensure effectiveness.

• Utilizing cloud services for off-site data storage.

The structure of an Order typically includes customer information, product details, quantity, price, and payment information.

• Customer information (name, address, contact details)

• Product details (name, description, SKU)

• Quantity of each product ordered

• Price of each product

• Payment information (payment method, total amount)

• Order status (pending, shipped, delivered)

Plants in a sales order are determined based on the customer's requirements, availability, pricing, and shipping logistics.

• Plants are determined based on the customer's location and delivery preferences.

• Availability of the product at different plant locations is considered.

• Pricing and discounts may vary based on the plant from which the product is shipped.

• Shipping logistics such as distance, transportation costs, and d...read more

Memory ballooning is a technique used in virtualization to reclaim unused memory from virtual machines.

• Allows hypervisors to dynamically adjust memory allocation based on demand.

• Helps optimize resource utilization in environments with multiple VMs.

• Example: If a VM is using less memory than allocated, the hypervisor can reclaim that memory for other VMs.

• Works in conjunction with memory overcommitment, where more memory ...read more

Promiscuous mode allows a network device to intercept and read all traffic on the network segment.

• Promiscuous mode is used primarily in network monitoring and analysis.

• In this mode, a network interface card (NIC) captures all packets, regardless of their destination.

• It is commonly used in packet sniffing tools like Wireshark.

• Example: A network administrator uses promiscuous mode to troubleshoot network issues by analyz...read more

RAC stands for Real Application Clusters, a feature of Oracle Database that allows multiple instances to access a single database simultaneously.

• RAC enables high availability and scalability for Oracle databases.

• It allows multiple instances to run on different servers, providing load balancing and failover capabilities.

• RAC requires shared storage and a cluster interconnect for communication between instances.

• Examples o...read more

Data Guard is a high availability and disaster recovery solution provided by Oracle for Oracle databases.

• Data Guard ensures high availability, data protection, and disaster recovery for Oracle databases.

• It involves creating standby databases that are synchronized with the primary database to provide failover capabilities.

• Data Guard can be configured in various modes such as Maximum Availability, Maximum Performance, an...read more

I worked as a Senior Consultant at XYZ Company, where I led a team of consultants to provide strategic solutions to clients.

• Led a team of consultants to provide strategic solutions to clients

• Developed and implemented customized strategies to meet client needs

• Collaborated with cross-functional teams to deliver successful projects

Datafiles are used to store data in a database system.

• Datafiles store actual data in a database system

• They are used to organize and manage data efficiently

• Datafiles can be used to store tables, indexes, and other database objects

• They are essential for the functioning of a database system

GoldenGate is a data integration software product used for real-time data integration and replication.

• GoldenGate allows for real-time data movement between heterogeneous systems.

• It can be used for data replication, data synchronization, and data transformation.

• GoldenGate supports various databases such as Oracle, SQL Server, MySQL, etc.

• It provides high availability and data consistency during data integration processes...read more