DemandNXT Business Services Interview Questions and Answers

Firewalls and network policies govern switch configurations to enhance security and manage traffic flow within a network.

• Access Control Lists (ACLs): Define which devices can communicate with each other based on IP addresses or protocols, e.g., allowing only specific IP ranges.

• VLAN Configuration: Segregate network traffic by creating Virtual Local Area Networks, enhancing security and performance, e.g., separating...read more

A Domain Controller manages user access and enforces security policies in a networked environment.

• Authenticates user credentials during login, ensuring secure access.

• Enforces Group Policy Objects (GPOs) to manage user and computer settings.

• Centralizes management of user accounts, permissions, and security policies.

• Facilitates the application of security updates and software installations across the network.

• Example...read more

DHCP automates IP address assignment, enabling devices to connect to networks seamlessly.

• DHCP stands for Dynamic Host Configuration Protocol.

• It assigns IP addresses dynamically to devices on a network.

• The process involves four main steps: Discover, Offer, Request, and Acknowledge (DORA).

• Example: A laptop connects to Wi-Fi and receives an IP address from the DHCP server.

• DHCP reduces manual configuration and minimiz...read more

Best practices for data storage and backup include RAID configurations, regular backups, and data redundancy.

• Implement RAID configurations: RAID 1 for mirroring, RAID 5 for striping with parity.

• Schedule regular backups: Daily incremental and weekly full backups.

• Use offsite storage: Cloud solutions like AWS S3 or physical offsite locations.

• Test backup restoration: Regularly verify that backups can be restored succe...read more

There are 5 types of keywords in Google AdWords.

• Broad match

• Phrase match

• Exact match

• Negative match

• Broad match modifier

Google console, also known as Google Search Console, is a free tool provided by Google to help website owners monitor and maintain their site's presence in Google search results.

• Provides insights into website's performance in Google search results

• Allows website owners to submit sitemaps and individual URLs for crawling

• Identifies and alerts website owners to potential issues with their site

• Provides data on search q...read more

There are two types of backlinking: dofollow and nofollow.

• Dofollow backlinks pass link juice and improve search engine rankings.

• Nofollow backlinks do not pass link juice but can still drive traffic to a website.

• It is important to have a mix of both types of backlinks for a natural link profile.

• Examples of dofollow backlinks include editorial links and guest post links.

• Examples of nofollow backlinks include social ...read more

On-page SEO activities enhance content visibility and relevance through strategic keyword placement and optimization techniques.

• Optimize title tags: Ensure the primary keyword is included and the title is compelling. Example: 'Best SEO Practices for 2023'.

• Use header tags (H1, H2, H3): Structure content with relevant keywords in headers for better readability and SEO. Example: H1: 'SEO Strategies', H2: 'On-Page Tec...read more