Is Sajdah Sahw necessary when the following errors are made?

Question

Is Sajdah Sahw necessary when the following errors are made? (a) Instead of Attahiyaat, Surah Faatihah is recited. Thereafter Attahiyaat is recited. (b) Instead of Dua Qunoot in Witr, Thana is recited. (c) In the last raka't after Attahiyaat, Durood is recited twice. (d) In Sajdah, instead of the Tasbeeh, Thana is recited. After realizing the error, the normal Tasbeeh is recited. (e) In the 3rd and 4th raka'ts of a Fardh Salaat, a Surah is recited after Surah Faatihah.