Question

what is hierarchical inheritance with example ?​

Answer 1

Answer:

If more than one class is inherited from the base class, it's known as hierarchical inheritance. In hierarchical inheritance, all features that are common in child classes are included in the base class. For example: Physics, Chemistry, Biology are derived from Science class

Answer 2

ɪꜰ ᴍᴏʀᴇ ᴛʜᴀɴ ᴏɴᴇ ᴄʟᴀꜱꜱ ɪꜱ ɪɴʜᴇʀɪᴛᴇᴅ ꜰʀᴏᴍ ᴛʜᴇ ʙᴀꜱᴇ ᴄʟᴀꜱꜱ, ɪᴛ'ꜱ ᴋɴᴏᴡɴ ᴀꜱ ʜɪᴇʀᴀʀᴄʜɪᴄᴀʟ ɪɴʜᴇʀɪᴛᴀɴᴄᴇ. ɪɴ ʜɪᴇʀᴀʀᴄʜɪᴄᴀʟ ɪɴʜᴇʀɪᴛᴀɴᴄᴇ, ᴀʟʟ ꜰᴇᴀᴛᴜʀᴇꜱ ᴛʜᴀᴛ ᴀʀᴇ ᴄᴏᴍᴍᴏɴ ɪɴ ᴄʜɪʟᴅ ᴄʟᴀꜱꜱᴇꜱ ᴀʀᴇ ɪɴᴄʟᴜᴅᴇᴅ ɪɴ ᴛʜᴇ ʙᴀꜱᴇ ᴄʟᴀꜱꜱ. ꜰᴏʀ ᴇxᴀᴍᴘʟᴇ: ᴘʜʏꜱɪᴄꜱ, ᴄʜᴇᴍɪꜱᴛʀʏ, ʙɪᴏʟᴏɢʏ ᴀʀᴇ ᴅᴇʀɪᴠᴇᴅ ꜰʀᴏᴍ ꜱᴄɪᴇɴᴄᴇ ᴄʟᴀꜱꜱ.