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Mandarinka [93]
2 years ago
5

There are two methods of enforcing the rule that only one device can transmit. In the centralized method, one station is in cont

rol and can either transmit or allow a specified other station to transmit. In the decentralized method, the stations jointly cooperate in taking turns.
What do you see as the advantages and disadvantages of the two methods?
Computers and Technology
1 answer:
Levart [38]2 years ago
3 0

Answer:

In centralized method, the authorized sender is known, but the transmission line is dominated by the control station, while in decentralized method, one station can not dominate the line but collision on the transmission line may occur.

Explanation:

Centralized method of communication requires for a control station to manage the activities if other stations in the network. It assigns turns to one known station at a time, for transmission.

Decentralized method allows stations in a network to negotiate and take turns in transmitting data. When a station is done with the transmission line, another station on the queue immediately claims the line.

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An mp3 takes up about 16 kilobytes of memory per second of music. if you owned a one terabyte hard drive and filled it with only
xxTIMURxx [149]

60 sec. = 1 min. 3,600 sec = 1 hr. (60 sec x 60 minutes) 86,400 sec= 24 hr. (3,600 x 24) Given : 16,000 (bytes per seconds, for mp3 ) 86,400 X 16,000 = 1,382,400,000 bytes for 24 hrs. 1,382,400,000 = 1,382.4 mega bytes (Mb.) for 24 hrs of music Looking for how many days are in 1,000,000 Mb. 1,000,000 / 1,382.4 = 723.379629 Days worth of music.


8 0
1 year ago
7. Which of these statements is true? Agile is a programming language MySQL is a database HTML stands for "Hypertext Markup Link
timurjin [86]

Answer:

None of them is correct, but it seems one of the option has missing words.

The exact definition is, MySQL is a database management system.

Explanation:

Agile is not a programming language, it is a software development methodology.

HTML stands for "Hypertext Markup Language"

Java and JavaScript are different languages.

Actually,  MySQL is a database management system. It is used to deal with the relational databases. It uses SQL (Structured Query Language).

5 0
2 years ago
If you want to present slides to fellow students or coworkers which productivity software should you use to create them A. Word
mamaluj [8]
If you want to present the slides to fellow students or coworkers which productivity software should you use to create them-c.presentation
6 0
2 years ago
Read 2 more answers
Write multiple if statements: If carYear is before 1968, print "Probably has few safety features." (without quotes). If after 19
jekas [21]

Answer:

Following is the statement in the C language :

if(carYear < 1968)

printf("\nProbably has a few safety features.\n");

if(carYear > 1970 && carYear <=1991 )

printf("\nProbably has head rests.\n");

if(carYear > 1991 && carYear <=2002)

printf("\nProbably has anti-lock brakes\n.");

if(carYear > 2002)

printf("\nProbably has airbags.\n");

Explanation:

Following is the description of the statement:

  • In the given question we used if block. The if block is only executed when their condition is true.
  • if(carYear < 1968) In this we check we the value of "carYear" variable is less then 1968 then it prints "Probably has a few safety features." in the console window.
  • if(carYear > 1970 && carYear <=1991) In this we check we the value of "carYear" variable is greater then 1970 and less then 1992 it prints "Probably has head rests" in the console window.
  • if(carYear > 1991 && carYear <=2002 ) In this we check we the value of "carYear" variable is greater then 1991 and less then 2003 it prints "Probably has anti-lock brakes" in the console window.
  • if(carYear > 2002) In this we check we the value of "carYear" variable is greater then 2002 then it prints "Probably has airbags" in the console window.

6 0
2 years ago
Let's assume that the smallest possible message is 64 bytes (including the 33-byte overhead). if we use 100base-t, how long (in
Ostrovityanka [42]

As we know that 10-bAse data travels at the rate of 10 mbps, therefore at 1 sec we have 10240 bytes.

We have to calculate for 64 bytes travelling in one second. Multiply both sides by 64.

64 sec = 10240 x 64 bytes

64 bytes = 64 / 10240 sec

Now we have to calculate for light of speed

1 sec = 186000 miles

Substitute this value to the formula above

64 bytes = 64 / 10240 x 1 sec = 64 / 10240 x 186000 miles = 64 / 10240 x 186000 x 5280 feet = 6138x10^3 feet

Therefore, 64 bytes is equal to 6138 x 10^3 feet long message

3 0
2 years ago
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