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Sindrei [870]
3 years ago
9

What is performance? Multiple Choice measures how quickly a system performs a process or transaction a system that is not operat

ing and cannot be used refers to the ability of an application to operate on different devices or software platforms, such as different operating systems the degree to which a system is easy to learn and efficient and satisfying to use
Computers and Technology
2 answers:
Lilit [14]3 years ago
8 0

Answer: measures how quickly a system performs a process or transaction

Explanation:

Computer performance refers to how well a given computer system performs, which is estimated by its accuracy, efficiency and speed when completing a process or transaction.

A computer performance evaluation will assess a system's resources and outputs to make sure that it´s performing in the best possible way.

Some parameters of performance are latency, speed, throughput, and bandwidth.

mrs_skeptik [129]3 years ago
5 0

Answer: A. Measures how quickly a system performs a process or transaction.

Explanation:

Computer Performance describes the degree of work a computer can do and how fast it can accomplish that work. Major factors accounted for in determining Computer Performance include but are not limited to;

1. Response time

2. Bandwith

3. Throughput

Response time accounts for the amount of time it takes for the computer to execute an instruction.

Bandwidth is the rate at which data moves from one point to another in a channel.

Throughput is the rate at which information is processed.

Overall, Computer Performance is a measure of speed.

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Find the propagation delay for a signal traversing the in a metropolitan area through 200 km, at the speed of light in cable (2.
Ede4ka [16]

Answer:

t= 8.7*10⁻⁴ sec.

Explanation:

If the signal were able to traverse this distance at an infinite speed, the propagation delay would be zero.

As this is not possible, (the maximum speed of interactions in the universe is equal to the speed of light), there will be a finite propagation delay.

Assuming that the signal propagates at a constant speed, which is equal to 2.3*10⁸ m/s (due to the characteristics of the cable, it is not the same as if it were propagating in vaccum, at 3.0*10⁸ m/s), the time taken to the signal to traverse the 200 km, which is equal to the propagation delay, can be found applying the average velocity definition:

v = \frac{(xf-xo)}{(t-to)}

If we choose x₀ = 0 and t₀ =0, and replace v= 2.3*10⁸ m/s, and xf=2*10⁵ m, we can solve for t:

t =\frac{xf}{v}  =\frac{2e5 m}{2.3e8 m/s} =8.7e-4 sec.

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