Server Configuration & Management Flashcards

Which HTTP status code indicates that a web server is temporarily unable to handle requests due to overload or maintenance?

Answer: 503

HTTP 503 (Service Unavailable) indicates the server cannot currently handle the request, typically due to overload or planned maintenance.

What is the default port number for HTTPS traffic?

Answer: 443

HTTPS (HTTP Secure) uses TCP port 443 by default for encrypted web communications using TLS/SSL.

What does 'auto-scaling' mean in a cloud server environment?

Answer: Dynamically adding or removing server instances based on current demand

Auto-scaling automatically adjusts the number of server instances up or down in response to real-time traffic or workload demands.

Which file system format is natively used by Windows Server for system volumes?

Answer: NTFS

Windows Server uses NTFS (New Technology File System) as its native file system, supporting permissions, encryption, compression, and journaling.

What is the purpose of server load balancing?

Answer: Distribute incoming network traffic across multiple servers to prevent overload

Load balancing distributes client requests across multiple backend servers to maximize throughput, minimize latency, and avoid overloading any single server.

In server certificate management, what is a Certificate Signing Request (CSR)?

Answer: A block of encoded text containing public key and identity info submitted to a CA to obtain an SSL certificate

A CSR contains the server's public key and identity details, which an applicant sends to a Certificate Authority (CA) to request a signed SSL/TLS certificate.

Which Linux command displays disk usage of the file system in human-readable format?

Answer: df -h

The `df -h` command reports the amount of disk space used and available on all mounted file systems in human-readable units (KB, MB, GB).