Error while connecting to mysql failed executing the operation; could not process parameters

Which one of the following would administrators use to connect to a remote server securely for administration? a. telnetb. secure file transfer protocol (sftp)c. secure copy (scp)d. secure shell (ssh)

Which of the following exceptions could occur when the following code is run, if the precondition is met? // precondition: a is not null public string dosomething(arraylist a, int b) { int i; string s; for (i = 0; i < = a. size(); i++) { s = (string)(a. get(i)); if (s. length() == b) { return s; } } return null; }

How many times do you usually use npm? put your answer in the box.