NTLDR is indeed a key boot file in Windows 2000 and all of the Windows operating systems since Windows NT. A machine will not boot without that file.
Windows 2000
Windows 2000 supports FAT16, FAT32, and NTFS partitions.
Windows 2000 will automatically use the FAT32 file system
Windows 2000
setupmgr exe belongs to product Microsoft(R) Windows (R) 2000 Operating System and was developed by company Microsoft Corporation. This file has description Stub loader for Windows 2000 Setup Manager Wizard. This is executable file. You can find it running in Task Manager as the process setupmgr.exe.
a
NTFS5
Yes. It is used for an unattended installation of Windows 2000/XP.
You can find karasX2.dll file in Windows System32 file.
You should be able to find the file in a dll library on line. Usually if you just look for "dll library" and then do a find for the correct file, it will show up. Then it can be copied to the computer
NTFS is standard