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Sergio [31]
3 years ago
12

A network technician has configured a point-to-point interface on a router. Once the fiber optic cables have been run, though, t

he interface will not come up. The technician has cleaned the fiber connectors and used an optical power meter to confirm that light is passing in both directions without excessive loss. What is the MOST likely cause of this issue?
(A) Distance limitation
(B) Wavelength mismatch
(C) cross-talk
(D) EMI
(E) Macro bend
Computers and Technology
1 answer:
masya89 [10]3 years ago
6 0

Answer:

Wavelength Mismatch

Explanation:

Optical fiber cables are used because they have lowest attenuation(loss of signal strength).

Attenuation is directly proportional to wavelength.

According to me this issue is most likely caused by Wavelength mismatch.If the wavelength of the signal is high then there is more attenuation in that signal.

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Function of Control Unit in a computer
Debora [2.8K]

Answer:

The control unit of the central processing unit regulates and integrates the operations of the computer. It selects and retrieves instructions from the main memory in proper sequence and interprets them so as to activate the other functional elements of the system at the appropriate moment

3 0
2 years ago
The following SQL statement contains which type of subquery? SELECT title FROM books WHERE EXISTS (SELECT isbn FROM orderitems W
Rudiy27

Answer:

(a) Correlated.

Explanation:

Correlated subquery :These sub queries reference columns from outer table or uses values from outer query.These sub queries are processed atleast once for every row processed.So because of this reason correlated sub queries can be slow.Since the query in the question also uses value from the outer query so it is a correlated query.

4 0
3 years ago
Which range of values would result in 10 elements stored in an array?
Paraphin [41]

Answer:

0-9

Explanation:

count 0 as 1

len(0,1,2,3,4,5,6,7,8,9)=10

3 0
3 years ago
Thabo has a small barber shop and he uses Microsoft applications to keep track of his stock and to create posters for advertisin
kirza4 [7]

An information system is crucial to the success of a business. Itemized below are five benefits of operating an information system in a business.

<h3>What are the benefits of an Information System?</h3>

Information systems are important because:

  1. They help to increase and enhance operational efficiencies such as accounting, sales, inventory, and HR operations.
  2. They help to minimize costs. As the business makes more and more informed decisions, its costs will drop.
  3. It enhances customer service. Information about customers helps the business to tailor its services to the requirements of each customer.
  4. Information system helps the decision-makers in the business to make better and more informed decisions.
  5. Information systems help to ensure business continuity.

<h3>What are the requirements for creating an information system?
</h3>

An information system requires the following:

  • Hardware for the computer workstation and addendums
  • Software
  • A network communication amongst the computers and hardware
  • a map of the company's processes and the people responsible for such processes
  • A procedural manual.
  • Existing data from the business.

For the barber's shop, for example, some of the components of the information system he must put in place are:

A workstation that collects information about:

  • Clients
  • Details of Sales
  • Expenses
  • Compliance dates and records etc.

Learn more about Information Systems at:

brainly.com/question/25226643

4 0
2 years ago
Since the value we want to receive is either true or false, it makes the most sense to use:
EastWind [94]

Answer:

Logical Expressions

Explanation:

The expressions  that have logical statements which could be "true or false" are known as logical expressions. These types of expressions are also known as Boolean Expressions.

These expression are used in computer programming. The purpose of these expressions in programming is to make a decision that could be based on different conditions. These conditions could be true or false. This is the main reason that. logical expression makes best sense for values received in true or false.

8 0
3 years ago
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