All categories

2 years ago

Explain how the operating system controls the software and hardware on the computer?

1 answer:

8 0

One of the features of Operating System is it manages and communicates with your system hardware by means of Drivers.

Drivers are special software within the OS that interacts to the hardware. Drivers uses kernel, a part of the operating system that functions intended to it. For example, when you press Ctrl and P keys on the keyboard, the kernel would recognize this command and would trigger the corresponding hardware in relation to this command. In this case, the corresponding hardware is printer. The kernel would tell the printer to print the document.

You might be interested in

In basic network scanning, ICMP Echo Requests (type 8) are sent to host computers from the attacker, who waits for which type of

Hoochie [10]

Answer:

d. ICMP Echo Reply (type 0)

Explanation:

ICMP or internet control message protocol is an Internet layer protocol in the TCP/IP suite. It works together with routing devices like the router to send messages based on results sensed in the network.

The RFC 1122 has stated that the ICMP server and end user application be configured or installed in user devices, for receiving and sending ICMP echo request packets and reply. The process is called pinging.

For an attacker to implement ping of ping, he needs to confirm if the target user in live by sending an ICMP echo request packet type 8, to receive an ICMP echo reply type0.

4 0

3 years ago

What are some other features of sending attachments in Outlook 2016? Check all that apply.

Elis [28]

Answer:

the answer is a, b,d on edg.

Explanation:

8 0

2 years ago

Read 2 more answers

____ involves taking data from your database and putting it into an electronic file in a format that another external applicatio

steposvetlana [31]

Answer:

The answer is "Option c".

Explanation:

In the database dumping a folder for configuration, which information in the file is called a document spill. In Plesk, exporting a database dump is a file that can be used for storage or delivery, and then preserves a source database is known as Exporting, and other choices are not correct, that are described as follows:

Importing, It is a dump in a database, that includes retrieving data from the data in a database location, that's why it's wrong.
Enhancing, It automatically improves data, that's why it's wrong.
Extracting, It is used in data analyzing and trapped to obtain necessary data from sources, that's why it is wrong.

3 0

3 years ago

What is thesql command to list the total sales by customer , month , and product, with subtotals by customer and by month and a

alexira [117]

Answer:

The answer is below

Explanation:

The the sql command to list the total sales by customer , month , and product, with subtotals by customer and by month and a grand total for all product sales is:

SELECT S.CUS_CODE, T.TM_MONTH, S.P_CODE,

SUM(S.SALE_UNITS*S.SALE_PRICE) AS "TOTSALES"

FROM DWDAYSALESFACT AS S INNER JOIN DWTIME AS T ON S.TM_ID =

T.TM_ID

GROUP BY S.CUS_CODE,T.TM_MONTH,S.P_CODE WITH ROLLUP;

4 0

2 years ago

When encoding information, which of the five senses has been shown to be more durable and last longer in memory?

Llana [10]

Olfactory memory tends to be the most durable. Surprisingly, smells tend to be the most strongly related with memories. This has been shown by people being able to associate smells with events for longer periods than any other sensory input. Most other inputs only stay in memory for a period of milliseconds, up to 2-4 seconds at the most.

8 0

3 years ago