select five system utility functions
Answers
ANSWER:the five would be 5,4,6,8,2 i think correct me if I’m wrong
Explanation: executing user-level programs Is one
-managing memory usage is two
-encrypting data is three
-managing files is four
-initializing system date and time is five
-managing the network is six
-backing up disk data is seven
Related Questions
As you consider computer hardware and software, what hardware element do you think impact software performance the most? Justify your answer.
Answers
Answer:
The central processing unit (CPU)
Explanation:
CPU contains the ALU- arithmetic and logical unit and other part which helps the to and fro information processing and allows to send data from the software back and front to the hardware.
What is the new programming language for developing iOS and Mac app
Answers
Answer:
Swift
Explanation:
I'm not sure about new, but IOS developers have been using Swift ever since the begining of time!
A personal business letter may be written by ?
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Answer:
a college student inquiring about a loan.
Explanation:
Create a function to calculate and return the sum of all of the even numbers from 0 to the passed number (inclusive) using a while loop.
Answers
Answer:
def sum_evens(n):
# Initialize a variable to keep track of the sum
sum = 0
# Initialize a variable to keep track of the current number
current = 0
# Loop until the current number is greater than the passed number
while current <= n:
# If the current number is even, add it to the sum
if current % 2 == 0:
sum += current
# Increment the current number
current += 1
# Return the sum
return sum
Complete the sentence.
If you wanted the best performance for a game that requires a powerful graphics processor and lots of memory, you
would run it on a
tablet
desktop
smartphone
Answers
What is the purpose of the property, transition-timing-function?
It sets how many times a transition will play.
It delays the start of a transition by a set number of seconds.
It changes the speed at different stages of the transition.
It adds a pause between steps in an animation.
Answers
Answer:
It changes the speed at different stages of the transition.
Explanation:
HTML is an acronym for hypertext markup language and it is a standard programming language which is used for designing, developing and creating web pages.
Generally, all HTML documents are divided into two (2) main parts; body and head. The head contains information such as version of HTML, title of a page, metadata, link to custom favicons and CSS etc. The body of the HTML document contains the contents or informations that a web page displays.
Basically, the purpose of the property, transition-timing-function is that It changes the speed at different stages of the transition. Thus, it states the values between the beginning and ending of a transition are calculated over its duration.
Which of the following is not a characteristic of a healthy relation?
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what are the advantages of using a folder?
Answers
Answer:
1. easy access to files
2. better organization
Explanation:
To quit, a user types 'q'. To continue, a user types any other key. Which expression evaluates to true if a user should continue
Answers
Answer:
!(key == 'q')
Explanation:
Based on the description, the coded expression that would equate to this would be
!(key == 'q')
This piece of code basically states that "if key pressed is not equal to q", this is because the ! symbol represents "not" in programming. Meaning that whatever value the comparison outputs, it is swapped for the opposite. In this case, the user would press anything other than 'q' to continue, this would make the expression output False, but the ! operator makes it output True instead.
What is the purpose of extent in lines in engineering drawing
Answers
Answer:
Extension lines are used to indicate the extension of a surface or point to a location preferably outside the part outline.
Explanation:
arch
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What is true about compilation? (Select two answers)
The code is converted directly into machine code executable by the processor
It tends to be slower than interpretation
Both you and the end user must have the compiler to run your code
It tends to be faster than interpretation
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The facts that are true about compilation are that
it tends to be faster than interpretation both you and the end user must have the complier to run your code the code is directly converted machine code executable by the processor it tends to be slower than interpretation.What is machine code?Machine code is a type of computer code that consists of machine language instructions that are used to control a computer's central processing unit.
The fundamental language of computers is machine code, sometimes known as machine language. It is read by the computer's central processing unit (CPU), is made up of digital binary integers, and appears as a very lengthy series of zeros and ones.
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37. in c++ Write a nested for loop to print 143224323432.
Answers
C++. Additionally, we shall study break and continue in nested loop.
Nested loops are loops that are contained within other loops. Take this as an example.
A nested loop is a loop in which one loop is contained within another loop. The inner loop is run first, satisfying all of the conditions that applied inside the loop, and is then followed by the conditions that applied to the outer loop.
The inner loop of the nested loop is declared, initialized, and then increased as the statements within the loop are executed.
When every condition in the inner loop is met and becomes true, the search for the outer loop begins. It is frequently referred to as a "loop within a loop".
Thus, C++. Additionally, we shall study break and continue in nested loop.
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what is computing networking
Answers
24/3*2^2/2*3+(20-10)-40
Answers
Answer:
34
Explanation:
You use pemdas
Write a method to convert from Celsius to Fahrenheit using the following method header:// convers form Celsius to Fahrenheitpublic static double celsiusToFahrenheit (double celsius)The formula for the conversion is: Fahrenheit = ( 9/5) * Celsius +32
Answers
Answer:
public class Main
{
public static void main(String[] args) {
System.out.println(celsiusToFahrenheit(10));
}
public static double celsiusToFahrenheit (double celsius){
double fahrenheit = (9/5.0) * celsius + 32;
return fahrenheit;
}
}
Explanation:
Create a method named celsiusToFahrenheit that takes one parameter, celsius
Inside the method:
Convert the celcius to fahrenheit using the given formula. Note that, in the formula 9/5 is integer division. You need to convert it to the double so that the result should not be 0. One solution is converting one of the int to decimal, 9/5 → 9/5.0
Return the fahrenheit
Inside the main method:
Call the celsiusToFahrenheit() with some value and print the result
how data transform into information?
Answers
Read the following scenario what type of business letter do you think is required in this situation?
Answers
Answer:
Cover letter
Explanation:
The type of business letter Melissa and Melrose would need to write is a Cover letter.
The Cover Letter is usually not more than a page document which gives a kind of summary or hint about who individual is and the quality of the individual, while highlighting why an individual is the best fit for the role they are seeking for.
Most recruiters usually make use of the cover letter, as a first hurdle, to screen out applicants especially when applications are much.
Melissa and Melrose, in addition to the resume they would submit for the volunteering job, would need a cover letter.
Were you surprised that devices have been around for thousands of years? what are your first memories for computers? discuss the privileges living in todays technology versus 20 years ago.
Answers
Answer:
No, I am not surprised devices have been around for thousands of year, as humans seek to make things easier by inventing devices for daily work support.
Explanation:
Computer as a device helps for computation of data to the much needed information. It is digital and fast. My first sight of a computer was a box with a small screen and other units like the keyboard and mouse. It was big and bulky. Now the computer system is compact and user friendly and used for daily human activities like graphic design, programming, gaming, playing music and videos, etc. It even have very high processing speed and multiple processor cores, this was not so in the past.
what to write about technology?
Answers
Answer:
Lt is the moreen way or machine that helps life to be simple and easy
Assume that to_the_power_of is a function that expects two integer parameters and returns the value of the first parameter raised to the power of the second parameter. Write a statement that calls to_the_power_of to compute the value of cube_side raised to the power of 3 and that associates this value with cube_volume.
Answers
Answer:
The statement in python is as follows:
to_the_power_of(cube_side,3)
Explanation:
As stated as the requirement of the code segment, the statement takes as parameters a variable cube_side and a constant 3.
It then returns the volume of the cube; i.e. cube raise to power 3
See full program below
def to_the_power_of(val,powe):
result = val**powe
print(result)
cube_side = float(input("Cube side: "))
to_the_power_of(cube_side,3)
describe usage about hand geometry biometric?
Answers
Biometrics for hand geometry recognition are less obvious than those for fingerprint or face recognition. Despite this, it is nevertheless applicable in numerous time/attendance and physical access applications.
What is Hand geometry biometric?The concept that each person's hand geometry is distinct is the foundation of hand geometry recognition biometrics.
There is no documented proof that a person's hand geometry is unique, but given the likelihood of anatomical structure variance across a group of people, hand geometry can be regarded as a physiological trait of humans that can be used to distinguish one person from another.
David Sidlauskas first proposed the idea of hand geometry recognition in 1985, the year after the world's first hand geometry recognition device was commercially released.
Therefore, Biometrics for hand geometry recognition are less obvious than those for fingerprint or face recognition. Despite this, it is nevertheless applicable in numerous time/attendance and physical access applications.
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How do a write 19/19 as a whole number
Answers
Answer:
1.0
Explanation:
You divide 19 by 19 and get 1
Which 802.11 standard works best in this situation?
Answers
You are helping a client create a wireless network. The network must be able to handle at least 54Mbps of data rate for your client. The ideal standards to use in this case are 802.11n and 802.11a.
Which 802.11 protocol functions the best in this circumstance?For this client, 802.11n is the best option. The client's wireless phone system will experience interference from 802.11b and 802.11g because they both operate in the 2.4 to 2.4835 GHz band.
What purposes serve 802.11 standards?The collection of media access control (MAC) and physical layer (PHY) protocols for implementing wireless local area network (WLAN) computer communication are specified in IEEE 802.11, a standard that is a component of the IEEE 802 series of LAN technical standards.
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Are the actions legal or illegal?
a. Your company is moving toward final agreement on a contract in Pakistan to sell farm equipment. As the contract is prepared, officials ask that a large amount be included to enable the government to update its agriculture research. The extra amount is to be paid in cash to the three officials you have worked with. Should your company pay?
Answers
Answer:
No, Company will not pay
Explanation:
At the last point of the final deal, any significant sum of money does not fall into the frame.
It was important to address the exact amount needed to update the research on agriculture. They might be asking for inflated amounts.
Havc parts 2 what is a TXV
Answers
Answer:
It's a metering duives
Explanation:
Answer:
The Thermal Expansion Valve (TXV) is an important piece of equipment in the HVAC industry. The valve is used to control the amount of refrigerant released to the evaporator section. The TXV Expansion valves reside between the evaporator and condenser in the refrigeration cycle
Explanation:
just look it up :)
please answer urgently. See the attached image
Answers
Based on the information, the tight upper bound for T(h) is O(h).
How to explain the informationThe algorithm visits at most x children in line 3, where x is the number of keys in the current node.
T(h) ≤ T(h-1) + x
For a B-Tree of height 0, i.e., a single node, the algorithm just compares the key with the node key and returns. Therefore, T(0) = Θ(1).
We can express T(h) as a sum of terms of the form T(h-i) for i = 1 to h:
T(h) ≤ T(h-1) + x
T(h-1) ≤ T(h-2) + x
T(h-2) ≤ T(h-3) + x
...
T(2) ≤ T(1) + x
T(1) ≤ T(0) + x
Adding all these inequalities, we get:
T(h) ≤ T(0) + xh
Substituting T(0) = Θ(1), we get:
T(h) = O(h)
Therefore, the tight upper bound for T(h) is O(h).
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Which of the following is the MOST important reason for creating separate users / identities in a cloud environment?
Answers
Answer:
Because you can associate with other
Answer:
Explanation:
To avoid cyberbully
You are given an array of integers. Your task is to create pairs of them, such that every created pair has the same sum. This sum is not specified, but the number of created pairs should be the maximum possible. Each array element may belong to one pair only.
Write a function
class Solution public int
solution (int[] A); }
that, given an array A consisting of N integers, returns the maximum possible number of pairs with the same sum.
Examples:
1. Given A = [1, 9, 8, 100, 2], the function should return 2. The pairs are (A[0]. A[1]) and (A[2], A[4]); the sum of each pair is 10.
2. Given A = [2, 2, 2, 3], the function should return 1. Although, for instance, A[0]+A[1] = A[0]+A[2], the pairs (A[0], A[1]) and (A[0], A[2]) cannot exist at the same time, because they both contain a common element, A[0].
Answers
def solution(nums):
# form a dictionary which will store
# the possible pair's sum as key and the indexs used for the sum
sumAndpair = {}
# for every element in list nums
for i in range(len(nums)):
# iterate on all the element to the right of current element
for j in range(i+1,len(nums)):
# calculate the sum of current 2 elements
sum = nums[i] + nums[j]
# if the sum is already in the dictionay
if sum in sumAndpair:
# check if the current index have already been used
# if yes, then continue to next iteration
# this will make sure that same number have not been used more than once
if i in sumAndpair[sum] or j in sumAndpair[sum]:
continue
# if no, then append the current i and j to the value of current sum
else:
sumAndpair[sum].append(i)
sumAndpair[sum].append(j)
# if the current sum is not in the dictionary
# add the sum as key with a list of index used
else:
sumAndpair[sum] = [i, j]
# copmpute the maximum possible number of pairs with the same sum
# which will be the maximum length value out of all the possible sum
# this maximum length will be divided by 2, since a pair of i, j contrinute to one sum
maxLength = 0
for key, value in sumAndpair.items():
if maxLength
Your company has been assigned the 194.10.0.0/24 network for use at one of its sites. You need to calculate a subnet mask that will accommodate 60 hosts per subnet while maximizing the number of available subnets. What subnet mask will you use in CIDR notation?
Answers
To accommodate 60 hosts per subnet while maximizing the number of available subnets, we need to use a subnet mask that provides enough host bits and subnet bits.
How to calculateTo calculate the subnet mask, we determine the number of host bits required to accommodate 60 hosts: 2^6 = 64. Therefore, we need 6 host bits.
Subsequently, we determine the optimal quantity of subnet bits needed to increase the quantity of accessible subnets: the formula 2^n >= the amount of subnets is used. To account for multiple subnets, the value of n is set to 2, resulting in a total of 4 subnets.
Therefore, we need 2 subnet bits.
Combining the host bits (6) and subnet bits (2), we get a subnet mask of /28 in CIDR notation.
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How Educational Technology has evolved in Ghana over the last 7 years
Answers
Answer:
modern European-style education was greatly expanded by Ghana's government after achieving independence in 1957
Explanation:
The use of educational technology in Ghana and Ghanaian schools has evolved significantly over the past 7 years.
Teacher Training: There has been an increased focus on training teachers in using technology in the classroom. This has helped to ensure that teachers are equipped with the skills they need to effectively integrate technology into their teaching practices.
New initiatives: The government and other organizations have launched new initiatives to promote the use of technology in education, such as the Ghana SchoolNet program, which provides free internet access to schools, and the Ghana Open Data Initiative, which makes educational data freely available to the public.
Increased Access to Technology: There has been a notable increase in the availability of technology, such as computers, tablets, and smartboards, in Ghanaian schools.
Digital Content Development: In recent years, there has been a push to develop digital content for use in Ghanaian schools, such as e-textbooks, multimedia educational resources, and online learning platforms. This has helped to make learning more engaging and interactive for students.
Overall, the use of educational technology in Ghanaian schools has come a long way in the past 7 years, and it is expected to continue to grow.
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