It means to know enough about something to make it work. A working knowledge of cars would let someone know how to drive, but probably not how to change a transmission.
Knowing basically how to use it, without being an expert.
to be eager for knowledge of or curious about something
The verb "to mean" means that something is significant or meaningful, that something can be related to a person's experience or knowledge.
Working Together means to work on something with someone else.
To have a lot of knowledge of something beforehand
Here are phrases with similar meanings:"As far as you know""From what you know""Based on your knowledge of ___"Generally, the person who is requesting that you answer something to the best of your knowledge is trying to say that although you may not be an expert in something, they believe you have sufficient knowledge to answer the question.
The verb "to mean" means that something is significant or meaningful, that something can be related to a person's experience or knowledge.
Function is how something works; if something is working. In my own words.
This means that your are working in vain. That something does not worth the effort of working on because it will not be profitable.
The term troubleshoot means to figure out why something is not working.
If I do something "behind your back", it means that I do it without your knowledge, usually in a sneaky way.
the state of something with regard to its appearance, quality, or working order.