Welcome to the Online Test Portal

Useful Tools

• Database Growth Calculator
  Plan DB growth and storage needs now!
• RAID Storage Calculator
  RAID, performance, and redundancy!
• Database Backup Size Calculator
  Instantly calculate database backup size!
• Base64 Encoder & Decoder
  Encode or decode Base64 text and files!
• SQL Beautifier | SQL Formatter
  Beautify SQL with syntax highlights!
• Unix Timestamp Conversion
  Convert Unix time to human-readable date
• Cron Job Generator
  Online Cron Job Generator for Unix scheduling
• IP Subnet Calculator
  IP Subnet Calculator for IPv4/IPv6 ranges
• Network Latency Test Tool
  Measure network latency - Speed & Stability
• Bandwidth Calculator
  Calculate website bandwidth and data speeds
• Encode and Decode URL Online
  Quickly encode or decode URLs online
• Online Word Counter
  Count words, characters, and keyword density
• Unit Conversion Calculator
  Convert units like length, weight, and temperature
• Random Password Generator
  Generate strong, unique passwords for security
• Password Strength Checker
  Check password strength and improve protection

Cloud Technology

• Software as a Service (SaaS)
  Understanding SaaS
• Platform as a Service (PaaS)
  Understanding PaaS
• Infrastructure as a Service (IaaS)
  Understanding IaaS
• Understanding Private Cloud
  Private Cloud Insights
• Understanding Hybrid Cloud
  Hybrid Cloud Insights
• Understanding Kubernetes | K8s
  Kubernetes Overview
• Kubernetes Commands for Beginners
  Essential K8s Commands
• Kubernetes Best Practices
  Optimizing K8s Deployment
• Managing Kubernetes
  K8s Cluster Management
• CI/CD Pipeline
  Automating Development Workflows
• AWS Security Groups
  Understanding Stateful Security
• Microservices | Stateful vs Stateless
  Comparing Stateful and Stateless
• Cloud Data Protection
  Securing Cloud Data

Oracle Database

• How to install Oracle 21c on Linux?
  Step-by-Step guide for Oracle 21c installation
• How to Install Oracle 19c on Linux?
  Step-by-Step guide for Oracle 19c installation
• Automating Database Startup and Shutdown
  Using systemd to manage Oracle Database
• How to Configure DataGuard in Oracle
  DataGuard configuration step-by-step
• Oracle AWR Report
  Understanding Oracle AWR reports
• SQL AWR Reports
  Understanding SQL AWR reports in Oracle
• Oracle Explain Plan | Execution Plans
  Understand Oracle execution plans
• Identifying Top Current SQL Queries
  SQL queries consuming time in Oracle
• How to Identify and Troubleshoot Deadlocks
  Resolving Oracle deadlock issues
• Identifying Historically Expensive SQLs
  Optimize expensive queries in Oracle
• Identifying Top Current SQL Queries
  Fix time-consuming SQL queries in Oracle
• Dynamic CPU Scaling | Resource Manager
  Managing CPU resources in Oracle
• How to Configure Huge Pages in Oracle
  Setting up huge pages in Oracle
• Checking Tablespace Usage in Oracle
  Monitor and manage tablespace usage
• Oracle 19c Flashback Database
  Learn Oracle 19c flashback feature
• Oracle Data Pump - expdp and impdp
  Learn Oracle Data Pump commands
• How to Resolve ORA-01403: No Data Found
  Fix the ORA-01403 error in Oracle
• ORA-12537: TNS: Connection Closed
  Fix TNS connection closed errors
• ORA-20001: Maximum Web Service Requests
  Fix the ORA-20001 error in Oracle
• Resolving ORA-3135: Connection Lost
  Fix the ORA-3135 connection error

MSSQL Database

• Optimizing SQL Server on VMware
  Best practices for SQL Server
• SQL Server TempDB Best Practices
  Best practices for TempDB performance
• Updating Database Statistics in SQL
  Update SQL Server statistics
• SQL Query to Find Unused Indexes
  Find unused indexes in SQL Server
• How to get SQL Server config details
  Retrieve SQL Server config info
• How to find Missing Indexes
  Find missing indexes in SQL Server
• How to find table and index stats
  Find table & index stats in SQL Server
• Sessions Blocking chain tree
  View blocking chain sessions
• Identifying Blocking Sessions
  Locking & blocking sessions
• Identifying Locked Rows in Tables
  Locked rows in SQL Server
• Identifying Current session Locks
  Identify current session locks
• Index Usage Statistics
  Understand index usage stats
• Monitoring Application Sessions
  Monitor sessions with T-SQL
• Exploring Database with T-SQL
  Explore SQL Server database
• SQL Server query plan cache
  Query plan cache in SQL Server
• Database I/O Latency
  Analyze I/O latency
• Managing Index Fragmentation
  Handle index fragmentation
• Managing Fragmented Tables
  Handle fragmented tables
• Understanding Lock Escalations
  Lock escalation management
• Identifying Top Wait Events
  Top SQL wait events

PostGres Database

• PostgreSQL Anonymizer: Data Masking
  Data masking in PostgreSQL
• How to Install PostgreSQL on Linux?
  Install PostgreSQL on RedHat Linux
• Handful PostgreSQL Commands
  Commonly used PostgreSQL commands
• How to Restart the PostgreSQL Service
  Restart PostgreSQL service on Linux
• How to Install Extensions in PostgreSQL?
  Install PostgreSQL extensions
• Generating a UUID in PostgreSQL
  Create a UUID in PostgreSQL
• Postgres Host Authentication Methods
  Understand Postgres auth methods
• Understanding pg_catalog Schema
  Understand pg_catalog schema in PostgreSQL
• Troubleshooting Blocked Queries
  Fix long-running or blocked queries
• Analyze Postgres Performance with Logging
  Logging activity & pgBadger for performance
• Optimizing PostgreSQL: Shared Buffers
  Tuning shared buffers for PostgreSQL
• PostgreSQL Vacuuming Best Practices
  Best practices for vacuuming in PostgreSQL
• Analyzing and Vacuuming Tables in Postgres
  Vacuum and analyze tables in PostgreSQL
• Best Practices for Managing Postgres Stats
  Manage PostgreSQL statistics effectively
• Tracking SQL Statements with pg_stat
  Track SQL statements in PostgreSQL
• pg_hint_plan: Control Execution Plans
  Control execution plans in PostgreSQL
• Understanding PostgreSQL Cache Hit Ratio
  Analyze PostgreSQL cache hit ratio
• Resolving Password Authentication Failed
  Fix password authentication issues
• Resolving FATAL: Database does not exist
  Fix database not found error
• Understanding and Analyzing Index Usage
  Analyze index usage in PostgreSQL

Linux

• How to Configure Swap Space in Linux?
  How to configure swap space in Linux
• How to Install Oracle VirtualBox on Windows
  How to install Oracle VirtualBox on Windows
• Installing RHEL Linux 9 on a Virtual Machine
  How to install RHEL Linux 9 on VM
• How to Change Hostname in Linux?
  How to change the hostname in Linux
• How to Configure an Offline YUM Repository?
  How to set up offline YUM repo in RHEL 9
• How to Set Up the X Display in Linux?
  How to set up X display in Linux
• Adding a New Disk to VM in Linux?
  How to add new disk to Linux VM
• How to Install Linux 8 on a VM?
  How to install Linux 8 on VM

ASP/C#

• How to Encrypt a Connection String in .NET
  Secure web.config connection string
• Resolving 'ConfigProtectionProvider' Error
  Fix 'ConfigProtectionProvider is Not Allowed' error
• How to Secure Session Variables in .NET
  Secure session variables in ASP.NET
• Logging Event Auditing Information in .NET
  Log events and audits in ASP.NET
• Implementing a Simple CAPTCHA in .NET
  Add CAPTCHA to forms in ASP.NET

Online Tests

• Oracle Proficiency Test
  Over 100+ Questions & Answers for Oracle
• SQL Server Proficiency Test
  Over 100+ Questions & Answers for SQL Server
• PostGreSQL Proficiency Test
  Over 90+ Questions & Answers for PostgreSQL
• Linux Proficiency Test
  Over 100+ Questions & Answers for Linux
• Basic MSSQL Objective Questions
  Basic MSSQL Assessments for Beginners
• Advanced MSSQL Objective Questions
  Level 2 MSSQL Objective Assessments
• Expert MSSQL Objective Questions
  Level 3 MSSQL Objective Assessments
• Basic Postgres Objective Questions
  Basic PostgreSQL Assessments for Beginners
• Advanced Postgres Objective Questions
  Level 2 PostgreSQL Objective Assessments
• Expert Postgres Objective Questions
  Level 3 PostgreSQL Objective Assessments