5) The History Of Computers Flashcards
1
Q
When did we start using computers (2)
A
- we’ve been using computers in our daily lives since the beginning of civilization
- it began with simple adding machines
2
Q
What was tge 1st clamed computer (5)
A
The abacus and adding machine:
- The 1st computer didn’t have electrical circuits and wires, or a memory, modem
- It was an ancient Chinese adding machine
- It was one of the original adding machines
- It didn’t do modern computing, but it could calculate large sums if used correctly
3
Q
What was the first computer that work like a modern day computer (3)
A
The Calculating Clock:
- worked with gears (was a gear operated German device)
- you pulled and pushed rods insude the case to control it
4
Q
What is the Harvard Mark (3)
A
- It’s closer to modern computers
- It could do large calculations but didn’t have any stored programs
- It also filled a large room
5
Q
When was the fist PC made (1)
A
In 1971
6
Q
What was the first PC (4)
A
- It was a microprocessor by Intel in 1971
- It made home computers possible
- the first home PC was the Altar 8800
- It had to be assembled by the buyer
7
Q
Hiw was tge internet born (5)
A
- The birth of the internet was the most recent milestone
- The idea of the internet was developed in 1973
- as a form of communication between computers
- 1994 the WWW was developed
- 1 year later over 1 mil. people were connected
8
Q
What is wireless networking (2)
A
- the network may use wireless networking
- called wifi to connect to computers
9
Q
What donwe sspect from wireless technology in the future (2)
A
- in the futer wireless networking could be so wide spread
- we can connect to the internet at anytime anywhere
10
Q
How does WiFi work (6)
A
- It uses radio waves
• lke telephones, radios, TVs - It’s similar to 2 way radio communication
- Tge computer’s wireless adapter translates data, into a radio signal
- transmits using its antennas
- the wireless router receives the signal and decodes it
