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Top 50 Oracle DBA Interview Questions and Answers in 2025
Introduction The role of an Oracle Database Administrator (DBA) is critical in managing and …
5 Best Practical Tips from Google to Stay Safe from Scams in 2025
Pro Tip:
Google’s Advanced Protection Program offers enhanced security …
Shaukat Hayat
February 18, 2025
Digital Transformation in Education Government of Punjab Vision 2025: Empowering with Digital Tools
Abstract Pakistan’s Vision 2025 outlines a national strategy for the digital transformation of …
Muhammad Faisal Mukhtar
February 17, 2025
How to enable php-soap Client on Ubuntu 22.4.0 Server
Introduction It seems you’re encountering an issue related to the SoapClient class not being …
How to Set Up Nginx with Certbot for HTTPS on Your WordPress Website
Introduction In today’s digital world, website security is paramount. One of the most …
How to Install WordPress with Nginx on Ubuntu 22.0.4
Introduction WordPress is a popular Content Management System (CMS) which is used to publish website …
Setting Oracle Database Environment Variables after Installation on Linux/OL/Windows
Setting environment parameters after Oracle database installation involves configuring various …
ORA-01034: ORACLE not available ORA-27101: shared memory realm does not exist
The error message “ORA-01034: ORACLE not available ora-27101: shared memory” typically …
oracle 19c deinstall utility on ol/rhel 8 fails with “error:null”
It seems like you’re encountering an issue with the Oracle 19c deinstall utility on Oracle …
Step by Step Guide: Oracle 19c Installation On Linux/Oracle Linux 8.x
In last article, we discussed step by step environment readiness before starting installation of …
Installing Oracle Database 19c on Linux/Oracle Linux 8.x
Introduction: Oracle Database 19c stands as a pinnacle of reliability, performance, and security in …
INS-20802- Oracle Net Configuration Assistant failed
During the installation of Oracle database 19c on Linux/OL8 , you may come across an error “ …
Uninstall Oracle 19c in Linux/OL8 and remove Oracle configuration files completely
With some reasons, we need to remove or uninstall Oracle Database from our computer. for Oracle …
How to Resolve INS-08101 Unexpected Error on Linux/OL 8
Introduction: While trying to install oracle database 19c on Linux/OL 8 through Oracle Universal …
The Ultimate Guide to the Top 5 Linux Desktop Distributions for 2023
Introduction The world of Linux desktop distributions is a landscape of innovation, diversity, and …
DBAView More
Setting Oracle Database Environment Variables after Installation on Linux/OL/Windows
Setting environment parameters after Oracle database installation involves configuring various …
ORA-01034: ORACLE not available ORA-27101: shared memory realm does not exist
The error message “ORA-01034: ORACLE not available ora-27101: shared memory” typically …
oracle 19c deinstall utility on ol/rhel 8 fails with “error:null”
It seems like you’re encountering an issue with the Oracle 19c deinstall utility on Oracle …
Step by Step Guide: Oracle 19c Installation On Linux/Oracle Linux 8.x
In last article, we discussed step by step environment readiness before starting installation of …
INS-20802- Oracle Net Configuration Assistant failed
During the installation of Oracle database 19c on Linux/OL8 , you may come across an error “ …
Uninstall Oracle 19c in Linux/OL8 and remove Oracle configuration files completely
With some reasons, we need to remove or uninstall Oracle Database from our computer. for Oracle …
How to Resolve INS-08101 Unexpected Error on Linux/OL 8
Introduction: While trying to install oracle database 19c on Linux/OL 8 through Oracle Universal …
How To Export/Import Oracle schema on AWS RDS through Data pump Utility
Oracle Data Pump is a utility that allows you to export Oracle data to a dump file and import it …
How to Resolve ORA-28007: the password cannot be reused
The ORA-28007 error occurs in Oracle Database when a user wants to reuse a password which already …
ORA-00020-Maximum number of processes exceeded
The ORA-00020 error means that the maximum number of processes allowed by the Oracle database has …
ORA-00018-Maximum number of sessions exceeded.
The ORA-00018 error means that the maximum number of sessions allowed by the Oracle database has …
Step-by-Step Guide: Installing Ubuntu in VMware ESXi for Beginner
Introduction: Ubuntu is a popular operating system based on Linux. It is known for its user-friendly …
How to Resolve ORA-00001: Unique Constraint Violated
When working with Oracle databases, encountering the ORA-00001 error can be both frustrating and …
ORA-0000 Normal Successful Completion – A Comprehensive Guide
In our experience as seasoned Oracle database professionals, one of the most common messages …
Default username and password for Oracle database
In this blog post, we will show you how to find out the default credentials and how to change them …
How ToView More
Configure Automatically Log Off Idle RDP user Sessions in Windows
Cause of issue Many times as system admin observed that multiple users connected to remote Windows …
How to link your Android phone to your Windows 11 PC
Microsoft announced a new feature in Windows 10 released October 2018 as “Your Phone …
How to Install Chrome Remote Desktop on Windows
Chrome Remote Desktop is a free remote desktop service that allows you to connect to and control …
How to Install Oracle Linux 9.1 with Screenshot: A Complete Step-by-Step Guide for Beginners
Introduction: Oracle Linux 9 is the latest version offered by Oracle for the enterprise-grade. It is …
Gitlab Error-500 Login for 2FA users fails after a restore
Gitlab Error-500 Login for 2fa users
Understanding the Problem with Upgrading GitLab EE from Older to Latest Versions
Upgrading GitLab Enterprise Edition (EE) from an older version to the latest release is a task that …
Let’s Encrypt Certificates: Enhancing Web Security Made Simple.
What is Let’s Encrypt? Let’s Encrypt is a non-profit certificate authority that provides free …
How to Add Your WordPress Site in Yandex Webmaster Tools
In this blog post, we will show you how to add your WordPress site in Yandex Webmaster Tools and …
How to submit your WordPress site to Bing Webmaster tools for indexing
In this blog post, I will show you the some important steps to make Bing index your WordPress …
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How To Create Facebook App ID to Configure in Yoast or Rank Math SEO Tools? [Step-by-Step Guide]
Introduction: Overview of Facebook App ID and Its Importance If you want to optimize your website …
Steps to make Bing index your WordPress website in webmaster tools
If you have a WordPress website and you want to get more traffic from Bing, you need to make sure …
How to Find Bing Verification Code in Webmaster Tools
If you want to submit your website to Bing and get more organic traffic from its search engine, you …
How to Integrate Gitlab project with Microsoft Teams using connector
You can integrate Microsoft Teams notifications with GitLab and display notifications about GitLab …
PuTTY terminal not working on Ubuntu 22.04 & Linux after installation
PuTTY is a popular terminal to connect server via secure shell (SSH) connection. Linux users, …
How To Enable Multiple RDP Sessions on Windows Server 2012/2016/2019
Remote Desktop Protocol (RDP) is a protocol allows a user to access remote systems anywhere in the …
LINUXView More
Installing Oracle Database 19c on Linux/Oracle Linux 8.x
Introduction: Oracle Database 19c stands as a pinnacle of reliability, performance, and security in …
The Ultimate Guide to the Top 5 Linux Desktop Distributions for 2023
Introduction The world of Linux desktop distributions is a landscape of innovation, diversity, and …
How to Setup FTP server on Ubuntu 22.04 as vsftpd
VSFTPD stands for Very Secure FTP Daemon is an open-source FTP (File Transfer Protocol) server that …
Easy Steps to Install Xrdp Server (Remote Desktop) on Oracle Linux 9.2
XRDP stands for X Window System Remote Desktop Protocol. It is a free and open-source that enables …
Installing PuTTY on Ubuntu: A step by step guide
Introduction: PuTTY is a widely used SSH and telnet client that allows users to remotely access and …
Reset GitLab Root Password in Linux: A Comprehensive Guide
In today’s fast-paced development environment, ensuring secure access to your GitLab instance is …
Step-by-Step Guide: Migrating Your GitLab Server Backup to a New Server
Introduction: The migration process for GitLab server backup means a successful data transition from …
How to Downgrade Gitlab Server from 16.0.1.ee to 15.9.3.ee: A step by step Guide.
Introduction: Downgrading the GitLab server version may be necessary for various reasons, such as …
How to Configure Let’s Encrypt Certificate for GitLab Server
Let’s Encrypt is a free, automated, and open certificate authority that provides SSL/TLS …
The Ultimate Guide to Downloading Ubuntu Server 22.04.2 LTS
Ubuntu Server 22.04.2 LTS, also known as Jammy Jellyfish, represents the pinnacle of stability, …
Advantages and Disadvantages of Ubuntu Operating System
Introduction Looking for a reliable server operating system? Consider Ubuntu Server. It offers …
How to Install Microsoft Edge Browser Beta/Dev/Stable version on Ubuntu 22.04
Microsoft Edge is a web browser developed by Microsoft and is the default browser in Windows 10. …
Urdu fonts not rendering properly in Chrome in Ubuntu
There could be several reasons why Urdu fonts are not rendering properly in Chrome. Here are some …
How to Install Shutter Screenshot Tool in Ubuntu
In this blog post, I will show you how to install Shutter in Ubuntu using different methods. Shutter …
Step-by-Step Guide: Installing and Configuring GitLab on Ubuntu 22.04.2
Introduction to Gitlab GitLab is a web-based DevOps Platform that provides a complete solution for …
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How ToView All
Configure Automatically Log Off Idle RDP user Sessions in Windows
Cause of issue Many times as system admin observed that multiple users connected to remote Windows …
How to link your Android phone to your Windows 11 PC
Microsoft announced a new feature in Windows 10 released October 2018 as “Your Phone …
How to Install Chrome Remote Desktop on Windows
Chrome Remote Desktop is a free remote desktop service that allows you to connect to and control …
How to Install Oracle Linux 9.1 with Screenshot: A Complete Step-by-Step Guide for Beginners
Introduction: Oracle Linux 9 is the latest version offered by Oracle for the enterprise-grade. It is …
Gitlab Error-500 Login for 2FA users fails after a restore
Gitlab Error-500 Login for 2fa users
Understanding the Problem with Upgrading GitLab EE from Older to Latest Versions
Upgrading GitLab Enterprise Edition (EE) from an older version to the latest release is a task that …
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The ABCs of Computing: An Introduction to Computers for Everyone
Contents: we can write many content over the topic “The ABCs of Computing” but few of …
A Step by Step Guide Installing OpenSSL on Windows Platform
OpenSSL is an open-source software library that provides encryption, decryption, and other security …
5 Best Alternatives to AnyDesk in 2025 + Powerful Remote Access Tools
AnyDesk is a popular remote desktop software that allows you to connect to and control another …
Veeam Backup and Replication: Exploring it Key Features and Industry Challenges.
Veeam Backup and Replication is a world leading solution in the field of data backup and recovery. …
Installing Veeam Backup and Replication on windows server.
Introduction: Veeam Backup & Replication is a data backup and recovery software suite used by …
How to Clone and Configure Git repository for Windows user?
Development team member want to connect to repository hosted at Gitlab server. First of all Gitlab …
TechnologyView All
Seeing the Customer Journey More Clearly
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How to Write Product Descriptions that Sell
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A New Era of Technology
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