The _ command can be used to check if the command already exists. 1 year agoby Linux Questions The _ command can be used to check if the command already exists. › Category: Introduction to Linux II › The _ command can be used to check if the command already exists. Vote Up 0 Vote Down Linux Questions Staff asked 1 year ago The ___________ command can be used to check if the command already exists. type ex check command Please login or Register to submit your answer Username or Email Address Password Remember Me FacebookXGoogle+PinterestLinkedIn