HP Global e-Business Operations System Administrator Interview Questions, Process, and Tips

DORA (Discover Offer Request Acknowledge) is a process used by DHCP clients to obtain IP addresses.

• DORA is an acronym for Discover, Offer, Request, and Acknowledge.

• It is a process used by DHCP clients to obtain IP addresses from DHCP servers.

• The client sends a Discover message to the server, which responds with an Offer message containing an available IP address.

• The client then sends a Request message to the server, in...read more

DHCP server is a network server that automatically assigns IP addresses and other network configuration settings to devices on a network.

• Automatically assigns IP addresses to devices on a network

• Manages IP address allocation dynamically

• Reduces the need for manual configuration

• Helps in efficient network management

Active Directory is a directory service developed by Microsoft for Windows domain networks.

• Centralized database for managing network resources

• Stores information about users, computers, and other network objects

• Allows administrators to control access and permissions

• Facilitates single sign-on for users across network services

DNS is a crucial system that translates domain names to IP addresses, enabling internet communication.

• DNS stands for Domain Name System

• It translates human-readable domain names (like google.com) to IP addresses (like 172.217.3.206)

• DNS helps in locating websites and other resources on the internet

• It consists of multiple components like DNS servers, resolvers, and zones

• DNS can be configured with different types of record

DORA process stands for Define, Observe, Reflect, and Act. It is a problem-solving method used in engineering.

• Define the problem or goal

• Observe the current situation and gather data

• Reflect on the data and analyze possible solutions

• Act by implementing the best solution and evaluating the results

BSOD error stands for Blue Screen of Death error, a common error in Windows operating systems.

• BSOD error is a stop error displayed on a blue screen when Windows encounters a critical error and has to stop.

• It usually includes an error code and a message indicating the cause of the error.

• Common causes of BSOD errors include hardware failures, driver issues, and software conflicts.

I am a dedicated and experienced System Engineer with a strong background in network infrastructure and troubleshooting.

• Over 5 years of experience in designing, implementing, and maintaining complex systems

• Proficient in network protocols such as TCP/IP, DNS, DHCP

• Skilled in troubleshooting hardware and software issues

• Certified in Cisco CCNA and CompTIA Network+

• Strong communication and problem-solving skills

Investigate the root cause of the slowness and take appropriate actions to optimize the system performance.

• Check system resource utilization (CPU, memory, disk)

• Identify any recent changes or updates that may have caused the slowdown

• Review system logs for any errors or warnings

• Optimize system configurations and settings

• Consider upgrading hardware or software if necessary

HDD stands for Hard Disk Drive. It is a traditional storage device that uses spinning disks to store data.

• HDDs are slower than SSDs due to the mechanical nature of the spinning disks

• HDDs are cheaper than SSDs for the same amount of storage

• HDDs are commonly used in desktop computers and servers

• Examples of popular HDD brands include Seagate and Western Digital

To resolve wifi issue, check for connectivity, reset router, update drivers, and check for interference.

• Check if other devices can connect to the wifi network

• Reset the router by unplugging it for 30 seconds and plugging it back in

• Update the wifi drivers on the device

• Check for any interference from other devices or objects near the router

To disable internal keyboard, follow these steps:

• Open Device Manager

• Expand the Keyboards section

• Right-click on the internal keyboard and select Disable

• Confirm the action if prompted