Balance of Info for Q3 computer exam
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| An ancient calculating device invented by the Chinese using beads and wires | Abacus
🗑
|
||||
| The first programmable machine was created in | 1801.
🗑
|
||||
| The ENIAC was created in (_____year) and weighed _____ | 1944, 5 tons
🗑
|
||||
| ENIAC stands for | electronic numerical integrator and computer
🗑
|
||||
| ENlAC could perform ____ operations per second and was used to help build the ___ | 5,000, hydrogen bomb
🗑
|
||||
| The _____ is a silicon chip that can hold thousands of transistors and other electrical parts | microprocessor
🗑
|
||||
| The ____ allowed millions of transistors to be mass produced | integrated circuit
🗑
|
||||
| What do computers use to relay & switch signals back and forth | vacuum tubes AND transistors
🗑
|
||||
| How do vacuum tubes & transistors differ | transistor was faster, more reliable, much smaller, and cheaper to build. Vacuum tubes took up a lot of space and gave off a lot of heat.
🗑
|
||||
| One transistor took the place of _____ vacuum tubes | 40
🗑
|
||||
| What advantage is there to putting more transistors on a chip | shrinks size and cost of computer, increases processing power
🗑
|
||||
| Moore’s Law | The # of transistors on a chip doubles about every 18 to 24 months, doubling the processing speed
🗑
|
||||
| The first computer not tied to a specific function is the ___ that was built by ___ in _____(yr) | Z3, Conrad Zuse, 1931
🗑
|
||||
| Handheld calculators were available starting in ____ | 1970s
🗑
|
||||
| The first programmable machine was the ___ that was built by ___ in _______(yr) | loom, Joseph Marie Jaquard, 1801
🗑
|
||||
| Machine using punchcards named the ___ ___ was created by ____ in (yr) | analytical engine, Charles Babbage, 1837, used until 1970!
🗑
|
||||
| Apple created the 1st popular home computer | 1977
🗑
|
||||
| Characteristics of early computers | built by hand, huge, heavy, overheated easily and expensive.
🗑
|
||||
| A network of computers is | The internet
🗑
|
||||
| Two or more computers linked up so they can communicate is a | network.
🗑
|
||||
| A group working for the Department of Defense believed to have started the internet | ARPANET
🗑
|
||||
| Who is thought to have first gotten internet started | DARPA (later created ARPANET)
🗑
|
||||
| Initially allowed 4 universities to share information | ARPANET
🗑
|
||||
| URL stands for | Uniform Resource Locator.
🗑
|
||||
| Which came first, the internet or WWW | Internet was invented before WWW.
🗑
|
||||
| WWW stands for | world wide web.
🗑
|
||||
| Fast internet connections did/did not exist in the early days of computers | did not
🗑
|
||||
| The S in Https:// stands for | secure.
🗑
|
||||
| HTTP means | hyper text transfer protocol
🗑
|
||||
| HTTPS means | hyper text transfer protocol secure
🗑
|
||||
| Name the 3 generation of computers | vacuum tube, transistor, transistors on a chip
🗑
|
||||
| Some of the first robots were developed and used in _______ in the _(Yr)_ | manufacturing plants in the 1950s.
🗑
|
||||
| George Devol created what | one of the first production (manufacturing) robots.
🗑
|
||||
| DNS stands for | Domain name server
🗑
|
||||
| ISP | internet service provider
🗑
|
||||
| A robot is a machine or device that | operates automatically or by remote control.
🗑
|
||||
| Robots are controlled by ____ | computers
🗑
|
||||
| Robots are able to/not able to sense their surroundings. | able to
🗑
|
||||
| The Unimate robot was used to lift and stack hot pieces of metal. T/F | T
🗑
|
||||
| The 3Ds for why people use robots are | dull, dangerous, or dirty jobs.
🗑
|
||||
| Name the 7 types of robots | MEIME MD: military, exploratory, industrial, medical, entertainment, movie, domestic
🗑
|
||||
| What are the 3 main components that make up a robot | Sensors, Computer, Actuators
🗑
|
||||
| In a flowchart, Start/Stop blocks are represented by ____ shape | oval
🗑
|
||||
| In a flowchart, Decision blocks are represented by ____ shape | diamond
🗑
|
||||
| In a flowchart, Action blocks are represented by ____ shape | rectangle
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
ka1usg
Popular Computers sets