That's simple. Put a dick that works in another computer into the drive to see if it works. If it does not you most like need a new drive. You can find a optical drive today for less than $100 sometimes less depending on your laptop.
If you have a bad battery in your laptop it should not prevent it from booting up when plugged in. However, it depends on how long your battery has been bad. When your battery goes bad it can start giving off chemicals. Those chemicals can get into your hard drive. When those chemicals get in your hard drive they ruin your hard drive. That prevents you from booting up from your hard drive. That makes your hard drive worthless. If you do not have good backups, you will spend a lot of money recovering the data from your bad hard drive. You may be able to boot up from a CD ROM or the Internet depending on your computer.
Do not buy Dell anymore. for more info see.
You have to make sure that it's really bad and it's a software bug. If you confirm after all tests that a hard drive or RAM memory really went bad you have to replace it with the same type.
Depending on what do you mean by "going bad". just so you know, the slowest component of the computer is it's hard drive (because it's mechanical) , therefore, a bad hard drive will probably slow things down.
No.
If you are driving - yes very bad and stupid
I seem to have a bad connection with the kind of a usb cable. I don't know whether it is dirt or a worn out plug.
No, it will not harm the laptop to remove the battery and plug it in if it will run that way.
yes
1. battery is bad 2. charger is bad 3. charger outlet is powered off by light switch
More usage of laptop causes to heat to our body and also the heat that comes out from laptop is also very bad to health. Try to use laptop as less as possible.
Long Answer:of course, anyone can drive a car as long as they have the expertise in the subject.its like asking can a kid with bad math grades do his math? as long as they are educated to do so.Short Answer:Yes