The last command executed in the function or script determines the exit status. Within a script, an. command may be used to deliver an nnn exit status to the shell (nnn must be an integer in the 0 - 255 range). When a script ends with an exit that has no parameter, the exit status of the script is the exit status of the last command executed in the script (previous to the exit).
Quick Answer. A beef roast is cooked in a 375 degrees Fahrenheit oven for 20 minutes per pound. The exact cooking time depends on the size of the roast. The roast is done when it reaches between 135 and 150 degrees Fahrenheit on a meat thermometer.
If the roast is very lean you may want to drizzle a tablespoon of olive oil or two over the roast. Sprinkle salt and pepper over the roast. Place the roast on a wire rack on a baking sheet. Bake the roast for approximately 25 to 30 minutes for every pound of meat for a roast to be cooked to medium.Adjust accordingly for your preferred level of doneness. You should use a meat thermometer to determine when the roast is done. Push the meat thermometer all of the way into the center of the roast.earing before cooking. You can sear the roast before you cook the roast. What this does is to help brown the roast that will give your meat more flavor. You could stick your roast in an extremely hot oven and then turn the oven down, but this can dry out your roast.