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stiks02 [169]
2 years ago
15

Plz help asap I'm giving 20 points to whoever answers it right

Computers and Technology
1 answer:
yKpoI14uk [10]2 years ago
7 0

Answer:

A pneumatic system is a system that uses compressed air to transmit and control energy. Pneumatic systems are used extensively in various industries. Most pneumatic systems rely on a constant supply of compressed air to make them work. This is provided by an air compressor.

A hydraulic system is a drive technology where a fluid is used to move the energy from e.g. an electric motor to an actuator, such as a hydraulic cylinder. The fluid is theoretically uncompressible and the fluid path can be flexible in the same way as an electric cable.

Explanation:

<h3>Examples of pneumatic systems and components </h3><h3>Air brakes on buses and trucks. </h3><h3>Air brakes on trains. </h3><h3>Air compressors. </h3><h3>Air engines for pneumatically powered vehicles. </h3><h3>Barostat systems used in Neurogastroenterology and for researching electricity. </h3><h3>Cable jetting, a way to install cables in ducts. </h3><h3>Dental drill.</h3>

<h3>Hydraulic systems use the pump to push hydraulic fluid through the system to create fluid power. The fluid passes through the valves and flows to the cylinder where the hydraulic energy converts back into mechanical energy. The valves help to direct the flow of the liquid and relieve pressure when needed.</h3>
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Which column and row references are updated when you copy the formula f$3/15
Tasya [4]

Answer: Column F

Explanation: In Microsoft excel, for the sake of robustness and to aid the effectiveness of updating formulas across cells. The reference of cells are treated as relative which means that when formulas are copied across columns or within rows, they get updated automatically. However, some numbers may be treated as constants such that we do not want them to change or be updated as we move acisss cells. Thus, such numbers are treated Given absolute references, which is made possible by adding a '$' prefix before the colum alphabet or row number or both. in the scenario given above, the row has the $ prefix, hence, it is absolute and will not change but the column alphabet does not and hence, treated as relative.

3 0
3 years ago
You configured the IP address and DNS name of a new internal web server named WEB3. Your first test from a web browser on your w
bonufazy [111]

Answer:

I would reset the Domain Name System (DNS)

Explanation:

One factor that could lead to the "Site Cannot Be Reached" error is DNS "poisoning". Another is invalid DNS cache. Both can be caused by an attack on the system by people trying to spoof the system. Spoofing ensures that even when the right address is entered, it leads one to another web address.

One way to quickly reset the DNS is to run ipconfig /flushdns

This helps to clear the DNS cache.

Once the DNS cache has been successfully flushed, the system returns a confirmatory message that reads “flushed the DNS resolver cache”.

The systems administrator can now proceed to reconfigure the IP address(es)

Cheers

3 0
3 years ago
What changes have occurred over the last 25 years impacting how we use information systems and that increasingly require using e
Elden [556K]

Answer:

Follows are the solution to this question:

Explanation:

Throughout the presence of third-party companies that is attackers, cryptography is indeed a method of protecting information and communication.

Its cryptographic techniques are numerous, which are used for data security and encryption levels were defines, throughout all protocols.

Encryption - was its method for encoding a message and information. So, it can be viewed only by authorized parties.

They can search online for various data encryption. The changes over the last 25 years also actually occurred:

Cryptography is all around. Each time you make a phone call, buy something like that in a store or even on the Internet with a credit or debit card or receive money from an Atm is an authentication that helps secure and secures the payment.

Tausend years ago, codes or encryption were used to protect information. These encryption schemes have evolved from the past 25 years or say we are getting far better than that of the preceding one But cryptography was far more advanced with both the advent of computers than it used to be.

World War II would also see Enigma code, the perfect example of analog encryption.

Its computer design technology had also finally been enough to break its Enigma cipher, as well as Enigma texts, still are regarded as just a necessary component of the probable Affiliated successes.

Mathematical 128-bit cryptography has become a standard for several sensible computers and portable structures, far greater than every prehistoric or ancient plasterboard.

Without it.

AES - Another of our safest cryptography techniques is the Intensive Encryption System. The state-government uses it to protect classified information, that is used by all of our phones.

6 0
3 years ago
A(n) _____ program, used to participate in a newsgroup, is often provided with some e-mail software.
pogonyaev
Newsreader.

I hope it helps you.
8 0
3 years ago
By default, client DHCPv6 messages are sent using _____ scope. (Points : 3) the anycast address
coldgirl [10]

Answer: Router's prefix

Explanation: DHCPv6 (Dynamic host configuration protocol version 6) is the protocol used for an IPv6(Internet protocol version 6) network's host,prefixes,address and other such configurations.The prefix is used for sending the messages of DHCPv6 in the default situation.

In default situation the prefix acts as the cluster of the IP address and thus sends the the message to the destination using the address. Other options are incorrect because anycast address, local link and  FF02::0A does not transmit the message in the default situation.Thus the correct option is router's prefix.

7 0
3 years ago
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