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Anettt [7]
3 years ago
6

Consider a situation where we have a file shared between many people.  If one of the people tries editing the file, no other pe

rson should be reading or writing at the same time, otherwise changes will not be visible to him/her.  However if some person is reading the file, then others may read it at the same time. Precisely in OS we call this situation as the readers-writers problem Problem parameters:  One set of data is shared among a number of processes  Once a writer is ready, it performs its write. Only one writer may write at a time  If a process is writing, no other process can read it  If at least one reader is reading, no other process can write  Readers may not write and only read
Computers and Technology
1 answer:
Sergeu [11.5K]3 years ago
7 0

Explanation:

I am a collection of this process from Trash on the computer system and the program that included a new twist on the computer and the skin that appears after loading and the Windows operating system it was much that appear on identifying long horizontal bar at the bottom of the screen and water pollution and its control car parts of the computer with enough letters and adware if for the collection of the fat calculation in the complete committee that in the water method is a product of a screensaver been disciplined displayed at the subject of the right click an icon To Number Sau new file getting opened on you can getting opened on a forgiving of an operational effectiveness of the program is a false false false

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2-3 Calculating the Body Mass Index (BMI). (Programming Exercise 2.14) Body Mass Index is a measure of health based on your weig
Luden [163]

Answer:

weight = float(input("Enter your weight in pounds: "))

height = float(input("Enter your height in inches: "))

weight = weight * 0.45359237

height = height * 0.0254

bmi = weight / (height * height)

print("Your BMI is: %.4f" % bmi)

Explanation:

*The code is written in Python.

Ask the user to enter weight in pounds and height in inches

Convert the weight into kilograms and height into meters using given conversion rates

Calculate the BMI using given formula

Print the BMI

5 0
3 years ago
Scanner can be used to read tokens from a String literal Scanner can be used to read tokens from the console window (user input)
Paladinen [302]

Answer:

Scanner can be used to read tokens from the console window (user input)

Explanation:

Scanner is a class used in some programming languages to obtain inputs from users.

It is mostly well developed in Java programming language and used exclusively for taking and obtaining inputs.

Scanner takes input in primitive types such as doubles, floats and integers. IT also takes string inputs.

Here is a code snippet where the class scanner is used:

         Scanner input = new Scanner (System.in)

The code above creates an object of the scanner class

7 0
3 years ago
A combination check is a data validation rule that tests to ensure that a data item fits the required data type.
barxatty [35]

Answer:

its a

Explanation:

7 0
2 years ago
Read 2 more answers
1.) Write the formula, which assigns double x to double n raised to the double z power.
andrezito [222]

Answer:

1.) Write the formula, which assigns double x to double n raised to the double z power.

Answer: 2\times x → 2\times n^(2\times z<u>)</u>

2.) Write a formula, which will add 5 to the cube of double t times double n, and assign it to double x.

Answer: 5\plus 2\times t^3→2\times x

3.) Write a formula, which will assign double x to square root of the sum of the squares of the lengths of the two legs of a triangle. Declare double leg1, and double leg2, in order to find the hypotenuse. (Pythagorean Theorem)

Answer: 2\times x → \sqrt \{(l^2)_1 + (l^2)_2\}= hypotenuse

4.) Write a program that find the distance between two values on the number line by taking the absolute value of their difference. Assign the answer to double x. The two numbers have been declared as follows:

double num1, num2

Answer: length = \sqrt\{|num2 - num1\|} → 2\times x

Explanation:

.

3 0
3 years ago
Most jobs in computer disciplines require which minimum level of education?
nlexa [21]

Answer:

B. Bachelor's Degree

Explanation:

Most computer and information systems managers work full time. Some work more than 40 hours per week. Typically, candidates need a bachelor's degree in computer or information science and related work experience. Many computer and information systems managers also have a graduate degree.

5 0
2 years ago
Read 2 more answers
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