There are additional options available. to rpm which are detailed in the rpm(8) man page. The contents of the rpm(8) man. page should be thoroughly understood by the System Administrator. Return to: RedHawk Linux Frequently Asked Questions.
You can assess a fever based on symptoms without a thermometer while also looking at potential causative factors. So things to look out for are feeling extremely hot causing whole body sweats, followed by feeling insatiably cold, requiring layers of bedding and experiencing whole body shaking (rigors).
To check a thermometer, you should take the temperature of two solutions that you know the temperature of. The Catch-22 here is that, without a calibrated thermometer, how do you know the temperature of a solution? The answer is you rely on the physical properties of water to supply you with two set points.