49. Why do we usually store floating-point numbers in normalized form? What is the advantage of using a bias as opposed to adding a sign bit to the exponent?
Answers
We usually store floating-point numbers in normalized form because it allows for more efficient computation and comparison of numbers or to maximize precision and simplify arithmetic operations.
Using a bias instead of adding a sign bit to the exponent has the advantage of simplifying arithmetic operations. The bias is a constant value added to the actual exponent, which means that all exponents can be treated as positive numbers. This allows for simpler addition and subtraction of exponents, which is important in floating-point arithmetic operations. Additionally, using a bias allows for a larger range of exponents to be represented with the same number of bits, which can be useful in scientific and engineering applications. Normalization means that the most significant bit of the mantissa is always 1, which reduces the number of bits needed to represent the number and also allows for easier comparison of numbers with different exponents. In summary, storing floating-point numbers in normalized form maximizes precision and simplifies arithmetic operations, while using a bias for the exponent simplifies comparison and sorting operations.
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Related Questions
What term refers to the depth in the ocean where the rate at which calcareous sediments supplied to the seabed equals the rate at which those sediments dissolve?
Answers
The term that refers to the depth in the ocean where the rate at which calcareous sediments supplied to the seabed equals the rate at which those sediments dissolve is called the Carbonate Compensation Depth.
At this depth, the concentration of calcium ions in the water is high enough to dissolve the calcareous sediments, and thus the sediments do not accumulate on the ocean floor. The CCD varies depending on factors such as water depth, temperature, pressure, and the amount and composition of sediments supplied to the seabed.
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An attacker has been successfully modifying the purchase price of items purchased at a web site. The security administrators verify the web server and Oracle database have not been compromised directly. They have also verified the IDS logs and found no attacks that could have caused this.
What is the mostly likely way the attacker has been able to modify the price?
A. By using SQL injection
B. By changing hidden form values in a local copy of the web page
C. By using cross site scripting
D. There is no way the attacker could do this without directly compromising either the web server or the database
Answers
write a function solution that, given a string S of N lowercase english letters, returns a string with no instances of three identical consecutive letters
Answers
The following is the solution function that receives a string S of N lowercase English letters and returns a string with no instances of three identical consecutive letters.
The function first checks if the string S is empty or has a single character, in which case it returns the original string. Otherwise, it initializes the new string with the first character of S and a count variable to store the number of consecutive identical characters.
Then, it loops through the remaining characters of S and compares each one with the previous one. If the current character is the same as the previous one, it increments the count and checks if it is less than three. If it is, it appends the current character to the new string. If not, it skips the current character and continues with the next one of the current character different from the previous one, it resets the count to 1 and appends the current character to the new string.
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what is the chrmical bond of water
Answers
Which of the following statements tests if students have a grade of 70 or above, as
well as fewer than five absences? (5 points)
if (grade > 70 or daysAbsent <= 5):
if (grade > 70 and daysAbsent <= 5) :
if (grade >= 70 and daysAbsent <= 5):
if (grade >= 70 or daysAbsent <= 5) :
Answers
Let's try to find a relationship between Y and X in the graph
0 - 95
1 - 85
2 - 90
The following statements tests if students have a grade of 70 or above, as well as fewer than five absences. Between these three points we see that (95 + 85) / 2 = 90
3 - 80
4 - 70
5 - 75
What placed between the points?Between these three points we see that (80 + 70) / 2 = 75
Wese e that the difference between the value 2 and value 3 is : 90 - 80= 10
So, the sixth value will be 75 - 10 = 65
The seventh value is (75 + 65)/2 = 70
The seventh value will probably be 70
well as fewer than five absences if (grade > 70 or daysAbsent <= 5): if (grade > 70 and daysAbsent <= 5) : if (grade >= 70 and daysAbsent <= 5):if (grade >= 70 or daysAbsent <= 5)
Therefore, The following statements tests if students have a grade of 70 or above, as well as fewer than five absences. Between these three points we see that (95 + 85) / 2 = 90
3 - 80
4 - 70
5 - 75
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What is phishing? Answer
Answers
Answer:
Phishing is a type of online scam where an attacker sends a fraudulent email purporting to be from reputable companies, designed to deceive a person into revealing sensitive and personal information (card numbers, passwords etc).
Hope this helps.
which operational command is used to view status messages sent to a file named test as they are sent
Answers
Monitor start test is operational command that is used to view status messages sent to a file named test as they are sent. A command is an instruction or request to perform a specific action or task.
What is meant by command?
Command can be described as direct with special authority or prerogative; order. A command is a directive to a computer program to perform a specific task, in computing, a command is a directive to a computer program to perform a specific task. It may be issued via a command-line interface, such as a shell, or as input to a network service as part of a network protocol, or as an event in a graphical user interface triggered by the user selecting an option in a menu. In computing, a command is a directive given to a computer program or operating system to carry out a specific operation. This can be done through a command line interface (CLI), where the user types in commands, or through a graphical user interface (GUI), where the user interacts with the program using buttons, menus, and other graphical elements.
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Windows 1.0 was not considered to be a "true" operating system but rather an operating environment because _____.
it crashed a lot
it could only run one application at a time
it didn't use a pointing device
it provided a shell for MS-DOS
Answers
Answer:
it providrd a shell for MS-DOS
Explanation:
It basically was a shell to make MS-DOS different. MS-DOS was still the underlying operating system.
what is computers
\(what is computere\)
Answers
A computer is an electronic machine, that accepts the input data,processes the given data according to the predefined set of instructions,gives the result and stores the result for future use
Write a program that computes and prints the average of numbers in a text file. I created a text file 'integers.txt' that has the numbers 5,4,3,2,1. I need to define the average function Define the main function which will include the following things prompt user for input of text file name open and read input file, can be done before or inside high order functions use two high order functions 4.calculate and display averages and original list call the main exit the program
Answers
Here's an example Python program that computes and prints the average of numbers in a text file:
```python
def calculate_average(numbers):
total = sum(numbers)
average = total / len(numbers)
return average
def main():
# Prompt user for input of text file name
filename = input("Enter the name of the text file: ")
try:
# Open and read input file
with open(filename, 'r') as file:
# Read the numbers from the file and convert them to integers
numbers = [int(line.strip()) for line in file]
# Calculate and display averages
original_average = calculate_average(numbers)
print("Original List: ", numbers)
print("Original Average: ", original_average)
except FileNotFoundError:
print("File not found. Please make sure the file exists.")
if __name__ == '__main__':
main()
```
Assuming you have created a text file named 'integers.txt' with the numbers 5, 4, 3, 2, 1, you can run the program and it will calculate and display the average. Make sure to place the Python file and the text file in the same directory.
When you run the program, it will prompt you to enter the name of the text file (in this case, 'integers.txt'). It will then read the numbers from the file, calculate the average using the `calculate_average` function, and print the original list of numbers and the average.
Note: This program assumes that the text file contains one number per line. If your file has a different format, you may need to modify the code accordingly.
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Plzzzzz helppppp hurry plzzzzzzzz
Answers
Three criterions learners should meet to acquire a bursary
Answers
When applying for a bursary, there are typically several criteria that learners must meet in order to be considered. Here are three common criteria that learners should meet:
Academic achievement: Many bursaries require learners to have a strong academic record, usually a minimum GPA or a specific grade average. This is because the bursary is often intended to support learners who show promise and potential for academic success.Financial need: Bursaries are often awarded based on financial need. Applicants may need to demonstrate that they come from a low-income family, or that they are experiencing financial hardship that would make it difficult to pay for their education without additional support.Community involvement: Some bursaries may also require learners to demonstrate involvement in their community or extracurricular activities. This could include volunteering, participating in sports or clubs, or engaging in other activities that show the learner is well-rounded and committed to making a positive impact.These criteria may vary depending on the specific bursary or scholarship program. It is important for learners to carefully review the requirements and ensure they meet all necessary criteria before applying.
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the team member that can find a way to sell the product or service, scale customer acquisition, and distribute the product or service is often called the: group of answer choices hipster hustler hacker
Answers
The team member often called the "hustler" is responsible for selling, scaling customer acquisition, and distributing the product or service.
In a startup or entrepreneurial context, the "hipster, hustler, hacker" framework is often used to describe different roles within a team. The "hustler" is the individual who excels in business development, sales, marketing, and growth strategies. They are focused on selling the product or service, finding new customers, and driving its distribution and scalability. The hustler plays a crucial role in driving revenue and expanding the customer base. They are typically outgoing, persuasive, and possess strong interpersonal and networking skills. While the "hacker" focuses on product development and the "hipster" on design and user experience, the hustler's primary responsibility lies in the commercial aspects of the business.
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Ethan wants to change the font in his document. He should _____.
delete the text, select a font, and type
select a new font and highlight the text
highlight the text and select a new font
zoom in on the text, click on style, and make a selection
Answers
Answer:
C because it will work. I tried that a lot of time with documents.
Explanation:
Answer:
Ethan wants to change the font in his document. He should _____.
A. delete the text, select a font, and type
B. select a new font and highlight the text
C. highlight the text and select a new font
D. zoom in on the text, click on style, and make a selection
It is highlight the text and select a new font
Explanation:
hello everyone! can anybody help me? i need help with computing.
what is a pseucode?
please answer me
Answers
Answer:
a pseu code is a is an artificial and informal language that helps programmers develop algorithms.
Explanation:
post the solve
Q.1 Write all the MATLAB command and show the results from the MATLAB program Solve the following systems of linear equations using matrices. 2y = 8z = 8 and -4x + 5y +9z = -9. x-2y+z=0,
Answers
The solution for the given system of linear equations is x= 3, y = -1, and z = 2.
As the given system of linear equations can be represented in matrix form as:
| 0 2 8 | | y | | 8 |
| -4 5 9 | x | y | = |-9 |
| 1 -2 1 | | z | | 0 |
MATLAB commands to solve the system of linear equations are:
1. Define the coefficient matrix and constant matrix:
>> A = [0 2 8; -4 5 9; 1 -2 1];
>> B = [8; -9; 0];
2. Solve for the variables using the command ‘\’ or ‘inv’:
>> X = A\B % using ‘\’ operator
X =
3.0000
-1.0000
2.0000
>> X = inv(A)*B % using ‘inv’ function
X =
3.0000
-1.0000
2.0000
Hence, the solution for the given system of linear equations is:
x = 3, y = -1, and z = 2.
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A sequence of instructions that solves a problem is called a. an algorithm b. graphics c. an allegory d. a process
Answers
Answer:A: an algorithm
Explanation: I hope this helps!
What is a CMOS Battery slot
Answers
What is a CMOS battery?
(complementary metal-oxide-semiconductor)
It is a chip on the motherboard that contains BIOS configuration, date, time and other information that the computer needs during startup. Normally, this information would be lost when the computer is shut down or loses power for some reason (dead battery, power failure, etc.). The CMOS battery supplies power to the CMOS chip, even when the computer is shut down. This battery is usually a watch type battery which can supply power for a year or more.
_____________________________________________________
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Have a WONDERFUL day! (:
Ive accidently said yes to a 30 day free trial for amazon music and i have cancelled it but i went on my alexa abd it still plays unlimited music?? Plz someone help!!
Answers
Answer:
It might take some time to cancel
__________ is designed to render a target unreachable by legitimate users, not to provide the attacker access to the site.
Answers
Answer: Denial of Service or DDoS
Explanation: Denial of Service or DDoS attack is designed to render a target unreachable by legitimate users, not to provide the attacker access to the site.
The last-in, first-out (LIFO) property is found in the ADT ______.
a) list
b) stack
c) queue
d) tree
Answers
The last-in, first-out (LIFO) property is found in the abstract data type (ADT) known as a stack. A stack is a fundamental data structure that follows the LIFO principle, meaning that the last element added to the stack is the first one to be removed.
It operates on two main operations: "push" and "pop". The "push" operation adds an element to the top of the stack, while the "pop" operation removes the topmost element from the stack. The LIFO behavior of a stack makes it useful in various scenarios. For example, when dealing with function calls, a stack is commonly used to keep track of the order of function invocations. As each function is called, its context is pushed onto the stack, and when a function completes, its context is popped from the stack, allowing the program to return to the previous function.
Stacks also find application in parsing expressions, undo/redo operations, backtracking algorithms, and managing memory in a computer system.
In contrast, the other options mentioned are as follows:
a) A list is a linear data structure where elements are stored in a particular order, but it does not inherently possess the LIFO property.
c) A queue is another ADT but operates on the first-in, first-out (FIFO) principle, where the element added first is the first one to be removed.
d) A tree is a hierarchical data structure that does not exhibit the LIFO property either. It organizes elements in a branching structure, allowing for efficient searching and data representation.
Therefore, the correct answer is b) stack when referring to the ADT that possesses the last-in, first-out (LIFO) property.
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Which of the following best describes the original meaning of the term hacker?
Skilled computer user
Dangerous cybercriminal
Beginning computer programmer
Computer virus developer
Answers
Answer:
Dangerous cybercrimina
Explanation:
Answer:
Skilled computer user and computer virus developer
Explanation:
To improve accuracy during user input, a designer can add context to the ________ from the properties screen which will be displayed in the status bar to provide additional information to users who are entering data.
Answers
Answer:
Description
Explanation:
To improve accuracy during user input, a designer can add context to the Description from the properties screen which will be displayed in the status bar to provide additional information to users who are entering data.
The best description of a strong leader is someone who
is always right but easily influenced by others.
displays self-confidence and the ability to inspire others.
makes money and has a sense of purpose.
shows concern for others but is uninspiring.
Answers
Answer:
B
Explanation:
The best description of a strong leader is someone who displays self-confidence and the ability to inspire others. The correct option is B.
What is a leader?An entity that leads is referred to as a leader. a leader who directs or guides an army, movement, or political organization.
Self-awareness, credibility, relationship-building, a bias for action, humility, empowerment of others, authenticity, presenting themselves as constant and consistent, becoming role models, and being completely present are all qualities of good leaders.
They can take risks in business and think creatively about the future because they are bold in their thoughts and resolute in their activities. There is no such thing as uncharted territory.
A powerful leader is best described as someone who exudes self-assurance and has the capacity to motivate others.
Thus, the correct option is B.
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At one time, ibm was one of the largest manufacturers of personal computers. What was a product that ibm was well known for that came before computer?.
Answers
Answer:
A counting machine
Explanation:
IBM was well known for making a counting machine before they made computers
Which of the following is NOT an agent of Socialization?
A. Your family
B. Kim Kardashian
C. Police officer
D. Your teacher
E. Your friends
Answers
C
is the answer you know why because it is okay I love you by the way
Answer:
C. Police officers
Why?
because they deal with people badly.
a redundant array of independent disks (raid) is installed with data written to two disks with 50% storage efficiency. which raid level has been utilized?
Answers
The Raid (Redundant array of independent disks) level that has a storage efficiency of 50% utilized is Raid 1.
What is RAID?
For the sake of data redundancy, performance enhancement, or both, RAID is a data storage virtualization system that combines several physical disc drive components into one or more logical units.
What does RAID 1 mean?
Data replication to two or more discs is known as disc mirroring or RAID 1. Programs that demand high performance and high availability, such as transactional applications, email, and operating systems, should use disc mirroring.
A redundant array of independent disks installed with data written to two disks with 50% storage efficiency and raid level 1 has been utilized.
Hence, RAID level 1 is utilised.
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I really want a system update for my phone but it seems kinda impossible since I don't have much space the thing is what's the purpose of updating it.
And I really want my theme to be like Samsung's and I couldn't is there a way to do it?
And I really want to change my font too but I couldn't I tried installing apps but none of them work any app that you recommend for a phone which is Infinix hot 4.
Thanks for the help in advance!
*Silly, incomplete and/or spam answers will be reported*
Answers
Answer:
hunny what is going on
Answer:
1 the purpose for updating your system is for being up-to-date like drivers system utilities and security software that are provided by the software publisher there for countering new threats that could come to your system
2. I think you can install an app from play store
3. you can use GO launcher EX or just type themes on play store and check the system requirements if they're compatible with your infinix phone
=(3+1)^2 = what is the answer
Answers
Answer: 16
Explanation:
can someone help me with this trace table - its computer science
Answers
TThe while loop keeps going until count is greater than or equal to 10.
count = 0, sum = 0
count = 2, sum =2
count = 4, sum = 6
count = 6, sum = 12
count = 8, sum = 20
count = 10, sum = 30
Now that count is equal to 10, it exits the while loop and the program ends. The values above complete your trace table.