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3 years ago

What is an operating system? What are the main functions of a modern general purpose operating system?

Computers and Technology

1 answer:

Mkey [24]3 years ago

5 0

Answer:

An operating system is a software that allows a user to run other applications on a computing device. The applications generally are not designed to interface directly with hardware, almost all of the applications are written to run on an operating system, in order to become independent of the hardware design.

The main function of an operating system are:

manage the hardware resources of a computer: central processing unit, memory, disk drives, and printers.
establish a user interface to facilitate the interaction human-computer.
execute and provide services for software applications.

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Secure shell (SSH) operates over which port by default

Karolina [17]

Explanation:

By default, SSH opens port 22.

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3 years ago

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A company has a legacy application using a proprietary file system and plans to migrate the application to AWS. Which storage se

PtichkaEL [24]

A company has a legacy application using a proprietary file system and plans to migrate the application to AWS. Which storage service should the company

use is

D. Amazon EFS

Explanation:

A company has a legacy application using a proprietary file system and plans to migrate the application to AWS. Which storage service should the company

use is

D. Amazon EFS

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3 years ago

What source ip address does a router use by default when the traceroute command is issued?

maw [93]

When sending an echo request message, a router will use the IP address of the exit interface as the source IP address.

<h3>What is traceroute IP address?</h3>

Traceroute, also called tracepath or tracert, is a network tool used to determine the “path” packets take from one IP address to another.

It provides the hostname, IP address, and the response time to a ping. Enter the IP address that you want to lookup.

Traceroute ensures each hop on the way to a destination device drops a packet and sends back an ICMP error message.

This means traceroute can measure the duration of time between when the data is sent and when the ICMP message is received back for each hop—giving you the RTT value for each hop.

To learn more about IP address, refer

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2 years ago

Any help , and thank you all

Paladinen [302]

Answer:

There are 28 chocolate-covered peanuts in 1 ounce (oz). Jay bought a 62 oz. jar of chocolate-covered peanuts.

Problem:

audio

How many chocolate-covered peanuts were there in the jar that Jay bought?

Enter your answer in the box.

Explanation:

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3 years ago