Yes. Unless your future job or other expected application of the knowledge will require you to memorize and instantaneously recall the information, it makes no

Yes. Unless your future job or other expected application of the knowledge will require you to memorize and instantaneously recall the information, it makes no sense to test that way. An open book test still tests your general familiarity with and understanding of the material (without those things you won't be able to perform adequately within the time limit, due to not knowing where to start/what to look up/how to look it up).