What are some good websites i can use to test my knowledge?

Which group on the home tab allows you to add shapes to a powerpoint slide?

Assume that you have an sorted array of records. assume that the length of the array (n) is known. give two different methods to search for a specific value in this array. you can use english or pseudo-code for your algorithm. what is the time complexity for each algorithm and why?

Which of the following is an example of intellectual properly! oa. new version of a novelb. journal of ideasc. pages of a bookood. lines of a poem