What was the analytical engine

Assignment Help Computer Networking

Reference no: EM13981783

This is the Web Search lab. Please use google as your search engine. You do not need to use quotes in the search field; the quoted items in this document are used to identify the words to use in searches A music group with the name, "Tiger and Woods" may show up in your search results; this is OK.

1. Suppose I am a biologist and I want to do some research about tigers living in the woods. Now, I want to find some Web pages that satisfy the following conditions:

a. containing the word "tiger";

b. containing the word "woods" or "forests";

c. not containing the proper name "Tiger Woods"; and

d. not containing the word "golf"

How can I combine these search conditions to create one query in Google to find these pages? Type your query in the answer field.

2. Search the Web and find the answers to the following questions.

For each question, make sure you include the /urls you used to find your answers:

Who is often called the "Father of Computing" and when did he live?

What was the "Analytical Engine"?

Was the Analytical Engine designed to run on electricity?

Who was Ada Lovelace, and how is she related to the "Father of Computing"?

Who was Ada Lovelace's father?

What computing "first" is Ada Lovelace known for?

3. Search the Web and find the answers to the following questions.

For each question, make sure you include the /urls you used to find your answers:

The ENIAC is often called the first general-purpose computer, though some question this distinction. In kilograms, how much did ENIAC weigh?

What was ENIAC designed to be used for?

In what year was the construction of the ENIAC completed?

Some claim that other fully programmable, electronic computers were produced before ENIAC. Find at least one example, the year of its production, and who was responsible for its production.

How did the ENIAC computer establish the word "bug" used to describe a problem with a computer?

4. Search 1) Bring up a search engine in your browser and search for, "who invented the ipod". For this question you do not need to include any /urls.

What name(s) surface as the inventor of the ipod in the first few items in the results from your search?

Search 2) Now bring up the same search engine in a second browser window and search for "ipod AND inventor". What name(s) surface as the inventor of the ipod in the first few items in the results from your search?

Compare your results for search 1) and search 2). Are they similar or different?

How many names surfaced as the inventor of the ipod for each search?

Search 3) Bring upthe same search engine in a third browser window and search for "inventor AND ipod". Compare your results for search 2) and search 3). Are the results from these two searches identical?

Search 4) now bring up the same search engine in a fourth browser window and search imagesfor "ipod inventor". How many different images of people's faces appear in the first 12 images in the results?

5. There are many online tools to test the speed of your network connection. Google "speed test" and you can find a lot of them. For example,

Go to https://www.speedtest.net/

Click on "Begin Test"

How fast is your connection; please provide your download and upload speed below?

Does your download speed match your upload speed? Provide one reason why it is better to have your download speed greater than your upload speed?

6. We have introduced physical address and IP address of a computer.

A physical address is also called MAC (Media Access Control) address or Ethernet ID. It is the unique identifier assigned to a network interface for communications.

An IP (Internet Protocol) address is a numerical label assigned to a device participating in a computer network.

In this question, you need to find out:

(1) What is the physical address of your computer? Please list all you can find.

(2) What is the current IP address, (IPv4 address), of your computer?

Hint:

If you are using Windows, go to "Control Panel > Network and Internet > Network and Sharing Center > ... "

If you are using a Mac, go to "System Preferences > Network > ..."

7. The "ping" command is a computer network tool used to test whether a particular host is reachable across an IP network.

If you are using Windows, bring up a Command Prompt window command-line. Then, enter:

ping www.google.com

If you are using a Mac, start the Terminal (Applications > Utilities > Terminal). Then, enter:

ping www.google.com

What is the IP address of www.google.com?

How long did it take (round-trip time)?

Now, try to ping a website in Japan

pingwww.hitachi.co.jp

What is the IP address of www.hitachi.com?

How long did it take (round-trip time)?

Did it take more time or less time to send a packet to the hitachiurl or the googleurl? Why?

Reference no: EM13981783

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