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lapo4ka [179]
3 years ago
15

Select the correct answer.

Computers and Technology
1 answer:
dedylja [7]3 years ago
6 0

Answer:

D. MAN

Explanation:

A local area network (LAN) refers to a group of personal computers (PCs) or terminals that are located within the same general area and connected by a common network cable (communication circuit), so that they can exchange information from one node of the network to another. A local area network (LAN) is typically used in small or limited areas such as a set of rooms, a single building, school, hospital, or a set of well-connected buildings. Some of the network devices or equipments used in a local area network (LAN) includes an access point, personal computers, a switch, a router, printer, etc.

On the other hand, a metropolitan area network (MAN) is formed by an aggregation of multiple local area network (LAN) that are interconnected using backbone provided by an internet service provider (ISP). A metropolitan area network (MAN) spans for about 5 kilometers to 50 kilometers in size.

Basically, a metropolitan area network (MAN) spans across a geographic area such as a city and it's larger than a local area network (LAN) but significantly smaller than a wide area network (WAN).

In conclusion, the network type that the patrol services of a city's police department would most likely use is a metropolitan area network (MAN).

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When creating a spreadsheet, there's no need to worry about design and how it will be organized; the program will take care of t
Rainbow [258]
False: a computer program do many things, but it can't read your mind. It doesn't know what kind of formatting you need for your spreadsheet. There are so many potential layouts of a spreadsheet, that the computer couldn't decide what to lay it out for you. Eventually the computer can see what you're trying to lay it out as and can help that way, but it needs to e started first. Having a uniform sheet that is well organized by you, is much easier to read than gobbledegook that has been spewed everywhere.

I hope this was helpful!
3 0
3 years ago
Read 2 more answers
What impact did congress declaration on copyrighting sound recordings have on home recording and record sales
cricket20 [7]

Answer:

By the late 1980s, several manufacturers were prepared to introduce read/write digital audio formats to the United States. These new formats were a significant improvement over the newly introduced read-only (at the time) digital format of the compact disc, allowing consumers to make perfect, multi-generation copies of digital audio recordings. Most prominent among these formats was Digital Audio Tape (DAT), followed in the early 1990s by Philips' Digital Compact Cassette (DCC) and Sony's Minidisc.

DAT was available as early as 1987 in Japan and Europe, but device manufacturers delayed introducing the format to the United States in the face of opposition from the recording industry. The recording industry, fearing that the ability to make perfect, multi-generation copies would spur widespread copyright infringement and lost sales, had two main points of leverage over device makers. First, consumer electronics manufacturers felt they needed the recording industry's cooperation to induce consumers – many of whom were in the process of replacing their cassettes and records with compact discs – to embrace a new music format. Second, device makers feared a lawsuit for contributory copyright infringement.[1]

Despite their strong playing hand, the recording industry failed to convince consumer electronics companies to voluntarily adopt copy restriction technology. The recording industry concurrently sought a legislative solution to the perceived threat posed by perfect multi-generation copies, introducing legislation mandating that device makers incorporate copy protection technology as early as 1987.[2] These efforts were defeated by the consumer electronics industry along with songwriters and music publishers, who rejected any solution that did not compensate copyright owners for lost sales due to home taping.[3]

The impasse was broken at a meeting in Athens in 1989, when representatives from the recording industry and the consumer electronics industry reached a compromise intended to enable the sale of DAT recorders in the United States. Device manufacturers agreed to include SCMS in all consumer DAT recorders in order to prevent serial copying. The recording industry would independently pursue legislation requiring royalties on digital audio recording devices and media.[4]

A year later the songwriter Sammy Cahn and four music publishers, unhappy with the absence of a royalties provision in the Athens agreement, filed a class action copyright infringement suit against Sony.[5] The plaintiffs sought declaratory and injunctive relief that would have prevented the manufacture, importation or distribution of DAT recorders or media in the United States. The suit brought Sony to heel. In July 1991, Sony, as part of larger agreement between the recording industry and consumer electronics makers, agreed to support legislation creating a royalty scheme for digital media. In exchange, Cahn and the publishers agreed to drop the suit.[6]

With all the major stakeholders satisfied, the bill easily passed both houses of Congress. President George H. W. Bush signed the AHRA into law in 1992 proclaiming " S. 1623 [AHRA] will ensure that American consumers have access to equipment embodying the new digital audio recording technology. It also protects the legitimate rights of our songwriters, performers, and recording companies to be fairly rewarded for their tremendous talent, expertise, and capital investment. This will be accomplished by fairly compensating these artists for the copying of their works and by creating a system that will prevent unfettered copying of digital audio tapes."

3 0
3 years ago
Read 2 more answers
16. If a user can make modifications to database objects, what permission has that
Vsevolod [243]

B

Explanation:

The Alter command is used when we want to modify a database or object contain in database.

5 0
2 years ago
A contiguous subsequence of a list S is a subsequence made up of consecutive elements of S. For example, if S is 5,15,-30,10,-5,
Sindrei [870]

Answer:

We made use of the dynamic programming method to solve a linear-time algorithm which is given below in the explanation section.

Explanation:

Solution

(1) By making use of the  dynamic programming, we can solve the problem in linear time.

Now,

We consider a linear number of sub-problems, each of which can be solved using previously solved sub-problems in constant time, this giving a running time of O(n)

Let G[t] represent the sum of a maximum sum contiguous sub-sequence ending exactly at index t

Thus, given that:

G[t+1] = max{G[t] + A[t+1] ,A[t+1] } (for all   1<=t<= n-1)

Then,

G[0] = A[0].

Using the above recurrence relation, we can compute the sum of the optimal sub sequence for array A, which would just be the maximum over G[i] for 0 <= i<= n-1.

However, we are required to output the starting and ending indices of an optimal sub-sequence, we would use another array V where V[i] would store the starting index for a maximum sum contiguous sub sequence ending at index i.

Now the algorithm would be:

Create arrays G and V each of size n.

G[0] = A[0];

V[0] = 0;

max = G[0];

max_start = 0, max_end = 0;

For i going from 1 to n-1:

// We know that G[i] = max { G[i-1] + A[i], A[i] .

If ( G[i-1] > 0)

G[i] = G[i-1] + A[i];

V[i] = V[i-1];

Else

G[i] = A[i];

V[i] = i;

If ( G[i] > max)

max_start = V[i];

max_end = i;

max = G[i];

EndFor.

Output max_start and max_end.

The above algorithm takes O(n) time .

4 0
3 years ago
​Case-Based Critical Thinking Questions​Case 9-1Melissa, a computer science engineering student, is learning the basics of progr
Sunny_sXe [5.5K]

Answer:

Option D:  monthName.splice(2, 3, "Mar", "Apr", "May");

Explanation:

splice is a JavaScript array method which can be used to insert or remove item(s).

It has general syntax:  splice( i, n , item1, item2, item3, .... , itemX)

  • i : index position of the array where the item should be inserted or removed
  • n: number of item(s) should be removed starting from index-i
  • item1,item2,....itemX :  item(s) to be inserted

If we have an original monthName array with elements:

["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"]

monthName.splice(2, 3, "Mar", "Apr", "May")  will

  • remove 3 items from index position-2 ("March", "April" and "May")
  • and insert three new items, "Mar", "Apr" and "May".

New array:

["January", "February", "Mar", "Apr", "May", "June", "July", "August", "September", "October", "November", "December"]

4 0
3 years ago
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