@ajk1... One more resource for your questions: https://tastytrade.com/tt/learn
Click on “Enter Here”, much free material.
And you'll find more by browsing around their website.

A covered call is a bullish strategy. Here you want to buy the stock and sell a call. To understand the covered call option strategy is a great strategy for new traders to get a good feel for options. This is synthetically the same thing as selling a short put.