Who is superior between MD and CEO?

What is the purpose of the keypunch machine? Distinguish between string data and numeric data? How do you change half full ink cartridges in an Epson NX110 printer? What year was the file openoffice created in its for school and i need to know because I'm in year 7 and if i don't pass this then ill be in big trouble because i need to know when it was made thank u? Who found the Rosetta stone and what were they doing when they found it? Where can you have a sleep study done in Indianola MS? What are the disadvantages of blockboard? What are tasks that the present computers perform well but our human beings perform difficultly? What is Schema and instances? How do I get a job in computer sales? What is larger 1 quart or 1 L? Is there a list of software companies in Abu Dhabi? What are IDE tools? Which are the factors to be considered in choosing a network operating system? How did computers change since it was introduced? How long are items stored in the recycle bin once you delete them? What is the diffrerent of hyperlink target set to blank and self in adobe dreamweaver? What is DSCL? One gallon of water is equal to how many liters? You cant close Windows Movie Maker on your computer what do you do?