CAMP Systems International, Inc. System Analyst Interview Questions and Answers

The Linux boot process involves several stages, including BIOS/UEFI, bootloader, kernel initialization, and user space initialization.

• BIOS/UEFI performs hardware checks and loads bootloader

• Bootloader (GRUB, LILO) loads kernel into memory

• Kernel initializes hardware, mounts root filesystem, and starts user space processes

• User space initialization includes starting system services and login prompt

RHEL 7 offers improved performance, security features, and support for newer hardware compared to RHEL 6.

• RHEL 7 has better performance due to kernel improvements and optimized resource management.

• RHEL 7 includes enhanced security features such as SELinux improvements and system-wide cryptographic policies.

• RHEL 7 provides support for newer hardware and technologies, such as Docker containers and systemd.

• RHEL 7 offers im...read more