The difference between the new and open commands on the file menu are quite simple. The new command creates a brand new file, while the open command opens a file that already exists or has been created.
Front-end the part with which the user interacts.
usually people who write this are called layout designers what languages are used (Html, css, js)
Beck-end The northern part is the structure of the site due to which it works, this includes the DBMS, logic, etc. which languages will be used(python, php, java)
People who can do both are called: full stack developr
The options listed are not related to the question. and if they were related in any sense then I would say the cheapest thing on the list is a phone card so I guess you can buy that and save the most for your travel as you can use phone cards anywhere as they have 1800 numbers which are free from any public phone.
It’s either b or c, but my final answer would be C
Answer:
John Mauchy 1. designed to be a stored-program computer 2. it was binary rather than decimal