The first mechanical calculator was invented in which year?

✅ D. a bar code

Codes consisting of lines of varying widths or lengths that are computer-readable are known as____? | Get prepared for your upcoming test at Test Preparation Online, Pakistan's Best Test Preparation Site. Read more

✅ D. every computer is capable of playing the role of client, server or both at the same time

In peer-to-peer networking: | Get prepared for your upcoming test at Test Preparation Online, Pakistan's Best Test Preparation Site. Read more

✅ B. Find Computers

Window key + Ctrl + F | Get prepared for your upcoming test at Test Preparation Online, Pakistan's Best Test Preparation Site. Read more

✅ C. Pakistan

Brain also known as the first computer virus for MS-DOS was written by two brothers belonging to which among the following countries? | Get prepared for your upcoming test at Test Preparation Online, Pakistan's Best Test Preparation Site. Read more

✅ C. Slide View

All power point slides intance view is____? | Get prepared for your upcoming test at Test Preparation Online, Pakistan's Best Test Preparation Site. Read more

✅ A. Paths

Vector graphics is composed of_? | Get prepared for your upcoming test at Test Preparation Online, Pakistan's Best Test Preparation Site. Read more