Which one of the following is the oldest

Patient monitoring systems, pharma information systems, lab-diagnostic systems, etc., are applications of computers in which of the following fields?

Which of the following statements(s) is/are true in respect of wireless technology?

In computers which of the following are the shortkeys for paste?

Match the following?

    Company                             Operating system

Which of the following is not a storage device? 

When you save to this, your data will remain intact even when the computer is turned off:

In Gmail, what do you use when you receive a mail and want to send the mail in response of the same mail and to the original sender only?

CAD stands for........?

Which memory type is generally used as a buffer between the CPU and main memory to improve performance?

Which Excel feature allows you to group and summarize large sets of data interactively?