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Nostrana [21]
2 years ago
10

A timer is set after each frame is sent before waiting an ACK for that frame, how long does the timer take to be expired?

Computers and Technology
1 answer:
Montano1993 [528]2 years ago
8 0

A timer needs to be set after each frame is sent before waiting an ACK for that frame. The length of time it takes for a  timer take to be expired depends on only when the first outstanding frames has expires first.

Some do take 5 min., 10 minutes, or even 48 hours while others depends on what the sender has set.

<h3>What is A timer is set after each frame about?</h3>

A sender is one that is not entitled  to hold a timer for each frame. It has to hold a single timer.

When a  the timer expires, the sender can then  resends all the frames whose ACK has not been seen or received yet. The sender often starts the timer at the time it is sending the first frame , and because of that, it is only when the timer for the first set frames expires before the sender can resend any other outstanding frames.

Learn more about timer from

brainly.com/question/25800303

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Answer:

As you know the on going situation we are in, barcodes can be really useful for an example using them to check into a building that way when there is a infected person it is a really esay process to track down people that have been in that area.

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2 years ago
Candy Kane Cosmetics (CKC) produces Leslie Perfume, which requires chemicals and labor. Two production processes are available:
Vilka [71]

Answer:

  1. Divide the resources into three parts using the corresponding process 1, process 1, and process 2 formats to maximize the use of the resources.
  2. Get the expected revenue by calculating the product of the total perfume in ounce and the price of an ounce of perfume.
  3. Increase the advertisement hours of the product.
  4. subtract the advert fee from the generated revenue to get the actual revenue.
  5. subtract the cost of production from the actual revenue to get the actual profit.

Explanation:

The get maximum profit, all the resources must be exhausted in production. The labor is divided into a ratio of 1:1:2 ( which is 5000, 5000, 1000), while the chemical units are in the ratio of 2:2:3 (10000,10000,15000). This would produce in each individual processes; 15000, 15000 and 25000 oz, which is a total of 55000 oz of perfume.

The expected revenue is $275000. If 1000oz from the 55000oz of perfume is sold without advertisement, model Jenny's awareness of the perfume increases the demand by 200oz per hour, therefore, 24hours would field 4800oz demanded, which would only take 270 hours to distribute all remaining perfumes.

The cost of production would be $130000 for labor and chemical resources plus the advert cost of $27000 ( 270 hours by 100) which is a total cost of $157000. The actual profit is $118000 ( $275000 - $157000).

3 0
3 years ago
A disadvantage of ethernet??
Blababa [14]
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3 0
4 years ago
You are implementing a RAID storage system and have found a system with eight 100 GB drives. How much storage space will you hav
asambeis [7]

Answer:

The space available will vary between 800 GB (100%) and 400 GB (50%) of the total disks, depending on the RAID level.

The OS will handle the RAID as a single disk.

Explanation:

Each RAID level implements parity and redundancy in a different way, so the amount of disks used for this extra information will reduce the space available for actual storage.

Usual RAID levels are:

<u>RAID 0:</u> does not implement any redundancy or parity, so you will have available 100% of the total storage: 8 x 100 GB = 800 GB

<u>RAID 1:</u> Duplicates all the information in one disk to a second disk. Space is reduced in half: 400 GB

<u>RAID 5:</u> Uses the equivalent of 1 disk of parity data distributed evenly on each disk, meaning the space available is \frac{n-1}{n} of the total disks: \frac{7}{8} of 800 GB = 700 GB

Writting and reading the information on a RAID storage is handled by a raid controller, either implemented in hardware or software. The OS will "see" a single disk and will read or write information as usual.

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