CS Study Hub

The Docker Certified Associate (DCA) validates skills in containerization using Docker. It covers container orchestration, image management, networking, security, and storage across six weighted domains. This guide is an original, independently authored study resource and is not affiliated with Docker, Inc.

The CISSP is widely regarded as the gold standard of information security certifications. It validates that you can design, implement, and manage a best-in-class cybersecurity program. This guide is an original, independently authored study resource and is not affiliated with ISC2.

This guide is an original, independently authored study resource for candidates preparing for the Certified Kubernetes Administrator (CKA) examination offered by the Linux Foundation. It is not affiliated with, endorsed by, or derived from official exam content. The CKA is a performance-based, hands-on exam conducted in a live Kubernetes environment. You will be given a terminal and must complete practical tasks across five weighted domains within 2 hours. There are no multiple-choice questio...

Pass your CompTIA PenTest+ (PT0-003) exam. 85 questions with verified answers covering all five exam domains for this intermediate-level penetration testing certification.

Complete exam for the Microsoft AZ-104 Azure Administrator Associate certification. 60 questions with verified answers covering all five exam domains.

Pass your AWS SysOps Administrator Associate (SOA-C02) exam with confidence. 65 questions and verified answers covering all six exam domains — including the unique performance-based exam labs. Topics covered: - Monitoring & Logging: CloudWatch detailed monitoring, CloudWatch Agent (memory/disk metrics), CloudWatch Logs Insights, Container Insights, Synthetics canaries, composite alarms, VPC Flow Logs - Reliability & Business Continuity: EC2 Auto Scaling (target tracking, step, scheduled, ...

Pass your CompTIA Linux+ (XK0-005) exam. 40 + 4 questions with verified answers covering all exam domains — vendor-neutral across RHEL, Ubuntu, and SUSE. Topics covered: - Linux filesystem hierarchy: FHS standard, key directories (/etc, /var, /usr, /proc, /home) - File permissions: chmod (numeric and symbolic), chown, chgrp, SUID/SGID/sticky bit, hard links vs symlinks - User management: /etc/passwd, /etc/shadow, useradd, usermod, userdel, sudo, sudoers file (always use visudo) - Proces...

Complete preparation guide for the HashiCorp Certified Terraform Associate (003) exam. 30 + 8 questions with verified answers covering all exam objectives. Topics covered: - Infrastructure as Code (IaC) concepts: declarative vs imperative, benefits of IaC, Terraform vs provider-specific tools - Terraform workflow: init, plan, apply, destroy — what each command does - Terraform providers: plugins implementing resource types, Terraform Registry, version constraints (~> pessimistic oper...

Pass your Microsoft SC-900 Security, Compliance, and Identity Fundamentals exam on the first attempt. 48 questions with verified answers — ideal for beginners, business decision-makers, and IT professionals new to Microsoft security. Topics covered: - Zero Trust model: Never trust, always verify — Identity, Endpoints, Applications, Network, Infrastructure, Data pillars - CIA Triad: Confidentiality, Integrity, Availability - Microsoft Entra ID (formerly Azure AD): SSO, MFA, Conditional ...

Comprehensive exam preparation for the Google Professional Cloud Architect certification. 51 questions with verified answers covering all exam domains and the four official case studies. Topics covered: - GCP Resource Hierarchy: Organization > Folders > Projects > Resources and IAM inheritance - Global VPC architecture and how it differs from AWS/Azure regional VPCs - Database selection: Cloud Spanner (global relational, TrueTime), Cloud SQL (regional RDBMS), Bigtable (time-series...