Punched cards were first introduced by
A. Powers
B. Pascal
C. Jacquard
D. Herman Hollerith
Computer MCQs
Here you will check your computer knowledge, which is based on multiple-choice questions (MCQs), including, MS Word, Excel, PowerPoint, Access, Software, Hardware, Networking, and many other computer MCQs.
The earliest calculating devices are
A. Abacus
B. Clock
C. Difference Engine
D. None of these
Who built the first Mechanical Calculator?
A. Joseph Marie Jacquard
B. John Mauchly
C. Blaise Pascal
D. Howard Aiken
The memory unit is one part of
A. Input device
B. Control unit
C. Output device
D. Central Processing Unit
The programs which are as permanent as hardware and stored in ROM is known as
A. Hardware
B. Software
C. Firmware
D. ROM ware