256-byte memory chips (8 address inputs) are composed into a 2 kbyte memory. determine the decoder size required to activate one of the chips.
Answers
A 3-to-8 decoder would be required to activate one of the 256-byte memory chips in a 2 kbyte memory.
To determine the decoder size required to activate one of the 256-byte memory chips when composing a 2 kbyte memory, follow these steps:
Convert 2 kbytes to bytes: 2 kbytes = 2 * 1024 bytes = 2048 bytes.Calculate the number of memory chips needed: 2048 bytes / 256 bytes = 8 memory chips.Determine the number of address inputs required to activate one memory chip: 8 address input.Calculate the number of additional address inputs needed for the decoder: log2(8) = 3 additional address inputs.In order to activate one of the 256-byte memory chips, we need a decoder that can take in 8 address inputs and generate a unique output to select one of the 256-byte chips. So, a 3-to-8 decoder would be required to activate one of the 256-byte memory chips in a 2 kbyte memory.
To learn more about decoder : https://brainly.com/question/4211230
#SPJ11
Related Questions
Implement the frame replacement algorithm for virtual memory
For this task, you need to perform the simulation of page replacement algorithms. Create a Java program which allows the user to specify:
the total of frames currently exist in memory (F),
the total of page requests (N) to be processed,
the list or sequence of N page requests involved,
For example, if N is 10, user must input a list of 10 values (ranging between 0 to TP-1) as the request sequence.
Optionally you may also get additional input,
the total of pages (TP)
This input is optional for your program/work. It only be used to verify that each of the page number given in the request list is valid or invalid. Valid page number should be within the range 0, .. , TP-1. Page number outside the range is invalid.
Then use the input data to calculate the number of page faults produced by each of the following page replacement algorithms:
First-in-first-out (FIFO) – the candidate that is the first one that entered a frame
Least-recently-used (LRU) –the candidate that is the least referred / demanded
Optimal – the candidate is based on future reference where the page will be the least immediately referred / demanded.
Answers
To implement the frame replacement algorithm for virtual memory, you can create a Java program that allows the user to specify the total number of frames in memory (F), the total number of page requests (N), and the sequence of page requests.
Optionally, you can also ask for the total number of pages (TP) to validate the page numbers in the request list. Using this input data, you can calculate the number of page faults for each of the three page replacement algorithms: First-in-first-out (FIFO), Least-recently-used (LRU), and Optimal.
To implement the frame replacement algorithm, you can start by taking input from the user for the total number of frames (F), the total number of page requests (N), and the sequence of page requests. Optionally, you can also ask for the total number of pages (TP) to validate the page numbers in the request list.
Next, you can implement the FIFO algorithm by maintaining a queue to track the order in which the pages are loaded into the frames. Whenever a page fault occurs, i.e., a requested page is not present in any frame, you can remove the page at the front of the queue and load the new page at the rear.
For the LRU algorithm, you can use a data structure, such as a linked list or a priority queue, to keep track of the most recently used pages. Whenever a page fault occurs, you can remove the least recently used page from the data structure and load the new page.
For the Optimal algorithm, you need to predict the future references of the pages. This can be done by analyzing the remaining page requests in the sequence. Whenever a page fault occurs, you can replace the page that will be referenced farthest in the future.
After processing all the page requests, you can calculate and display the number of page faults for each algorithm. The page fault occurs when a requested page is not present in any of the frames and needs to be loaded from the disk into memory.
By implementing these steps, you can simulate the frame replacement algorithm for virtual memory using the FIFO, LRU, and Optimal page replacement algorithms in your Java program.
To learn more about virtual memory click here:
brainly.com/question/30756270
#SPJ11
You will use SQL and My Guitar Shop database to create SQL statements.
1) Write a script that creates and calls a stored procedure named insert_category. First, code a statement that creates a procedure that adds a new row to the Categories table. To do that, this procedure should have one parameter for the category name.
Code at least two CALL statements that test this procedure. (Note that this table doesn’t allow duplicate category names.)
Answers
Here is the SQL script to create and call the stored procedure named insert_category, which adds a new row to the Categories table based on a provided category name:
The SQL Code-- Create the stored procedure
CREATE PROCEDURE insert_category(IN categoryName VARCHAR (255))
BEGIN
INSERT INTO Categories (categoryName)
SELECT categoryName
WHERE NOT EXISTS (
SELECT 1
FROM Categories
WHERE categoryName = categoryName
);
END;
-- Test the stored procedure
CALL insert_category('Acoustic');
CALL insert_category('Electric');
In this script, the insert_category stored procedure takes a single parameter categoryName and inserts a new row into the Categories table if the provided category name doesn't already exist in the table. Two CALL statements are included to demonstrate the usage of the procedure by inserting 'Acoustic' and 'Electric' categories.
Read more about SQL here:
https://brainly.com/question/27851066
#SPJ4
Write a short thesis statement about the IoT (Internent of things) I just need this just for ideas on my thesis statement. :)
Answers
The Internet of Things, or IoT for short, is a relatively new topic in the world of technology. This topic is both engaging and innovative for students pursuing their bachelor's and master's degrees. They can write their M.Tech. or Ph.D. thesis in this field. The internet has become an integral component of our everyday lives. The Internet of Things (IoT) concept is centered on the combination of comfort and the Internet.
A bank system mainframe is struck by a DDoS attack and goes offline. Customer’s cannot log on to their accounts. Which element of C.I.A. has been violated?
Answers
Answer:
Availability
Explanation:
C.I.A which in computer engineering means Confidentiality, Integrity, and Availability. It is often referred to as the C.I.A triad.
The C.I.A triad is considered to be three principles of information security. Based on the type of impact on any security breach, can leads to violation of any or more that one of the CIA principles.
Hence, in this case, since the DDoS attack only resulted in the system's mainframe going offline and the prevention of customers to log on to their accounts. This shows that "Availability" which is one of the CIA principles, has been violated.
Availability in this sense is that the customers should have valid access to their resources whenever needed.
When you pull into the middle of an intersection to properly secure a left turn you are _
Answers
Answer:
declaring your intention to turn
Explanation:
When you enter the intersection, stay to the right of the center line. Keep your wheels straight to avoid being pushed into oncoming traffic should a rear-end collision occur. When approaching traffic clears or stops for a red light, complete your turn.
Hope this helps!
Brainliest and a like is much appreciated!
In a five-choice multiple-choice test, which letter is most often the correct
answer?
A. A
B. B
C. C
D. D
Answers
I believe the answer is C.
I think there was a study done on this a while back!
having the latest version of software products can make your system more reliable, you can clean out unnecessary programs from your startup folder and when you defrag your hard drive, it works more efficiently are all related to assuring what?
Answers
Defrag. Your HDD will grow increasingly fragmented over time as you store and remove files from it (defragging a SSD is not necessary). Your HDD will have to work harder because of the fragmentation, which could slow down your computer.
Which technique is employed by memory to enhance disk performance?Items in the memory are reorganized via defragmentation, which joins processes and empty spaces to create contiguous spaces.Six crucial elements that affect the performance of hard drivesTrue Capacity Given that hard drives are frequently used for data storage, one of their most important characteristics is capacity. ...Rate of Transfer. A hard drive's read/write data speed is referred to as its transfer rate. Rotational Speed, Cache, Average, and Access Period, Interface Type, etc.To learn more about Defrag refer to:
https://brainly.com/question/14254444
#SPJ4
Which of the following is true of a procedure? Check all that apply.
It can be reused.
It saves programmers time.
It is a block of code that performs a single task.
It lets you exit a function.
Answers
Answer:
It can be reused, It saves programmers time, it is a block of code that performs a single task.
Explanation:
a computer has a memory unit with 32 bits per word and has 215 general-purpose registers. the instruction set consists of 800 different operations. instructions have an opcode part, an address part, and a register part. each instruction is stored in one word of memory. how many bits are needed to specify a memory address?
Answers
To specify a memory address in a computer with a memory unit of 32 bits per word, we would need 5 bits.
The memory unit in the computer has 32 bits per word. This means that each word of memory can store 32 bits of information. In order to specify a memory address, we need to determine the number of unique memory locations that can be addressed. Since each word of memory represents one instruction and the instruction set consists of 800 different operations, we can infer that there are 800 memory locations.
To calculate the number of bits needed to specify a memory address, we can use the formula \(2^{n}\) = number of memory locations, where n is the number of bits. Solving for n, we have \(2^{n}\) = 800. Taking the logarithm base 2 of both sides, we get n = log2(800) ≈ 9.6438. Since the number of bits must be an integer, we round up to the nearest whole number. Therefore, we need 10 bits to specify a memory address.
However, the question asks for the number of bits needed to specify a memory address, so we must take into account that the computer has 215 general-purpose registers. Each register can be used as a memory location, so we need to subtract the number of registers from the total number of memory locations. The updated number of memory locations would be 800 - 215 = 585. Using the same formula as before, \(2^{n}\) = 585, we find that n ≈ 9.1832. Rounding up, we determine that 9 bits are needed to specify a memory address in this computer.
Learn more about bits here:
https://brainly.com/question/29220726
#SPJ11
methods of preventing denial of service attack
Answers
Denial of service (DoS) attacks can be prevented using several methods, including:
Implementing network filtering and access control lists (ACLs) to block traffic from known malicious IP addresses.Deploying intrusion detection and prevention systems (IDS/IPS) to detect and block DoS attacks.Enabling rate limiting and traffic shaping mechanisms to prevent excessive traffic from overwhelming the system.Implementing load balancing to distribute traffic across multiple servers to prevent overloading of a single server.Regularly updating and patching software and operating systems to ensure they are secure and protected against known vulnerabilities.What is Denial of service (DoS)?A denial-of-service attack is a type of cyberattack used in computing in which the attacker attempts to render a machine or network resource unavailable to its intended users by irreparably interrupting the operations of a host that is linked to a network.
Read more about denial of service attack here:
https://brainly.com/question/29992471
#SPJ1
Which of the following formulas will Excel not be
able to calculate?
=SUM(A1:A5)*0.5
=SUM(A1:A5)/(10-10)
=SUM(A1:A5)-10
Answers
Answer:
Yusuf you have to pay for the agent and she is still in my dream job you
Explanation:
hey Rick are the one that was on the link to the impressed with
Answer:
A formula or function should begin with =.
Explanation:
Write a code in python that guesses a hardcoded answer and keeps on asking the user until the user gets the answer correct. The cmputer should be telling the user if the number they are guessing is too low or too high.
Answers
import random
#You can change the range.
answer = random.randint(1,1000)
counter = 0
while(True):
guess = int(input("Make a guess: "))
message = "Too high!" if guess>answer else "Too low!" if guess<answer else "You won!"
print(message)
if(message=="You won!"):
print("It took",counter,"times.")
break
else:
counter+=1
When would you use database software instead of spreadsheet or word processing software?
Answers
Answer: When I need to see table relationships and sort data by custom fields.
Explanation:
Answer: When I need to see table relationships and sort data by custom fields.
Explanation: took the quiz
What file format would be required a coworker need to edit a layer in a photoshop file 
-png
-psd
-pdf
-jpeg
Answers
pleasee help meeeeeeeeee I’m stuckk!!!!
Answers
Answer: Charles Babbage
Answer:
a
Explanation:
trust
relation between different temperature scale
Answers
Write an algorithm to multiply two numbers
Answers
Answer:
A+b=c very easy try it
Explanation:
problem: echo write a program that echoes user's input. this is a little similar to the parrot problem, but unlike a parrot, echo first amplifies the sound and then repeats parts of it.
Answers
To write a program that echoes the user's input, you can use a simple loop to continuously read the user's input and then print it back to the console.
This can be done using any programming language that supports input/output operations.
The program can start by displaying a prompt or a message to the user, indicating that they can start entering their input. Then, it can use a loop to continuously read the user's input. Within the loop, the program can store the input in a variable and then print it back to the console.
To amplify the sound, you can concatenate or repeat the input multiple times before printing it. For example, you can concatenate the input with itself or repeat it a certain number of times using string manipulation operations available in the programming language you are using.
The program can continue this process until the user decides to exit or until a specific termination condition is met. This can be achieved by including an exit condition within the loop, such as checking for a specific input command or key combination.
Overall, the program's logic involves continuously reading the user's input, amplifying the sound by repeating or concatenating the input, and then printing it back to the console.
To learn more about programming click here:
brainly.com/question/14368396
#SPJ11
Writers should avoid jargon because jargon ______. a. Takes too long to use b. Limits what ideas can be explored c. Conveys too much information d. Is difficult for many to understand Please select the best answer from the choices provided A B C D
Answers
Answer:
d. Is difficult for many to understand
Explanation:
hope it helps .
Answer:
d. is difficult for many to understand
Explanation:
What is the difference between the two parameter modes updates and replaces?
Answers
The difference between the two parameter modes "updates" and "replaces" lies in how they handle modifications to the data.
In "updates" mode, changes are applied to the existing data by modifying specific attributes or values without completely replacing the original data. This mode is often used when you want to maintain the existing data structure while updating specific parts.
In "replaces" mode, the original data is entirely replaced by the new data, effectively discarding the previous version. This mode is typically used when a complete overhaul of the data is necessary or when the new data is significantly different from the original.
To summarize, "updates" mode modifies the existing data, while "replaces" mode discards the original data and replaces it with new information.
To learn more about Parameters mode, click here:
https://brainly.com/question/13381507
#SPJ11
Shreya has combined all the cells in a single leftmost column in a table. Instead of identifying the category multiple times, she would like to combine these cells and then structure the word "Appliances” vertically in the cell.
Where will Shreya find these options?
1. Insert tab, Tables group
2. Design tab, Merge group
3. Table Tools Design tab, Merge group
4. Table Tools Design tab, Merge group, Alignment group
Answers
Answer:
B. Design tab, Merge group
Explanation:
What are users unable to do in the user interface of PowerPoint 2016?
Add additional tabs on the ribbon.
Customize the default tabs on the ribbon.
Fully customize newly added tabs on the ribbon.
Use global options to customize newly added tabs on the ribbon.
Answers
Answer:
B. Customize the default tabs on the ribbon
The other answer is in correct
Explanation:
I took the unit test review and got 100%
edge 2020
it’s customize, just took the test :)
Which of the following is used to perform offline servicing of WIM images?
a. WDS
b. Package Manager
c. Deployment Image Servicing and Management (DISM)
d. Windows PE
Answers
c. Deployment Image Servicing and Management (DISM). DISM, which stands for Deployment Image Servicing and Management, is used to perform offline servicing of WIM (Windows Imaging Format) images.
DISM provides a wide range of functionality for working with WIM images, including adding or removing drivers, enabling or disabling Windows features, applying updates or patches, and configuring various settings. DISM, administrators can perform efficient offline servicing of WIM images, ensuring that the images are up-to-date, customized, and configured to specific requirements. This helps in streamlining the deployment process and maintaining consistency across multiple systems.
Learn more about Image Servicing here:
https://brainly.com/question/3795883
#SPJ11
embedded systems typically are designed to perform a relatively limited number of tasks.
Answers
Embedded systems are designed to execute specific tasks and provide the required functionality to the end-users. The primary advantage of using embedded systems is that they can perform the assigned tasks with minimal supervision.
They are programmed to perform a limited number of tasks and have specialized functionalities that are hardwired into them to complete a particular task. As a result, they are more robust, reliable, and provide higher performance as compared to general-purpose computers.Embedded systems have become an essential component of modern electronic devices, and we use them daily without even realizing it. They are used in a wide range of applications, including home appliances, cars, smartphones, and industrial automation.
The use of embedded systems in such devices allows them to perform specific tasks, such as controlling the temperature of the fridge, monitoring and regulating the fuel injection system of the car, and controlling the fan speed in the air conditioner. Embedded systems are programmed using various programming languages, including Assembly, C, and C++, and they come in various forms, including microprocessors, microcontrollers, and System-on-Chip (SoC). Overall, embedded systems have made our lives more comfortable by providing efficient and reliable solutions that we use every day.
To know more about systems visit:
https://brainly.com/question/19843453
#SPJ11
If A > B, under what condition is |A⃗ − B⃗ |=A−B ?a)Vectors A⃗ and B⃗ are in the same direction.b)Vectors A⃗ and B⃗ are in opposite directions.c)Vectors A⃗ and B⃗ are in perpendicular directions.d)The statement is never true.e)The statement is always true.
Answers
The condition under which \(|A - B |= A - B\) is option (c): Vectors \(A\) and \(B\) are in perpendicular directions.
What are the condition?In vectors scenario, when vectors are subtracted, a triangle with a right angle is formed, allowing us to use the Pythagorean theorem to determine the magnitude of the resultant vector.
The Pythagorean theorem tell us that the total area of the squares formed on the shorter sides of a right-angled triangle is identical to the area of the square constructed on the longest side \((|A - B|)\), otherwise known as the hypotenuse.
Learn more about Vectors from
https://brainly.com/question/28028700
#SPJ4
The _________________ component defines the correct granularity for access controls and oversees the relationships between identities, access control rights, and IT resource availability. A. Authentication B. Authorization C. User Management D. Credential Management
Answers
The correct answer to your question is option B: Authorization. The authorization component is responsible for defining the correct granularity for access controls .
which means it determines who can access which IT resources based on the user's identity and access control rights. The component oversees the relationships between identities, access control rights, and
IT resource availability to ensure that access to sensitive data and systems is restricted only to authorized users.
The authorization component uses a set of rules and policies to determine the level of access that each user should have based on their role and responsibilities.
This component is a critical part of any security infrastructure, as it ensures that sensitive information and resources are protected from unauthorized access, theft, and misuse.
To learn more about : access controls
https://brainly.com/question/29645753
#SPJ11
you are diagnosing a network communication problem on a computer that uses the tcp/ip protocol. what address can you use to test network services without actually accessing the network medium?
Answers
127.0.0.1 is the address that we use to test network services without actually accessing the network medium when diagnosing a network communication problem on a computer that uses the tcp/ip protocol.
What is TCP/IP protocol?
TCP/IP specifies how data is transferred from sender to receiver. Application programs first send messages or data streams to one of the Internet Transport Layer Protocols, either the User Datagram Protocol (UDP) or the Transmission Control Protocol (TCP) (TCP).
These protocols receive data from applications, divide it into smaller pieces known as packets, add a destination address, and then forward the packets to the next protocol layer, the Internet Network layer.
The Internet Network layer encloses the packet in an Internet Protocol (IP) datagram, inserts the datagram header and trailer, determines where to send the datagram (directly to a destination or via a gateway), and forwards the datagram to the Network Interface layer.
The Network Interface layer receives IP datagrams and sends them as frames over network hardware such as Ethernet or Token-Ring networks.
To learn more about TCP/IP protocol, visit: https://brainly.com/question/27975075
#SPJ1
what is the system in which the united states has adapted ten print sets for classification?
Answers
The IAFIS system includes the Next Generation Identification (NGI) system, which integrates facial recognition, iris scans, and palm prints into the fingerprint identification system.
What is the system in which the united states has adapted ten print sets for classification?
The system in which the United States has adapted ten print sets for classification is the Integrated Automated Fingerprint Identification System (IAFIS).
What is the Integrated Automated Fingerprint Identification System (IAFIS)?
The Integrated Automated Fingerprint Identification System (IAFIS) is a national automated fingerprint identification and criminal history system run by the Federal Bureau of Investigation (FBI). It provides automated fingerprint identification and electronic exchange of fingerprints and criminal history information to authorized users in criminal justice agencies 24 hours a day, seven days a week.
The FBI and other authorized agencies use the fingerprint database to identify criminals, assist with criminal investigations, and manage criminal cases.The IAFIS system uses ten print sets, which include rolled and plain impressions of all ten fingers of a person, to classify fingerprints.
This system allows fingerprints to be compared quickly and accurately to others in the database, making it easier to identify suspects and solve crimes. Additionally, the IAFIS system includes the Next Generation Identification (NGI) system, which integrates facial recognition, iris scans, and palm prints into the fingerprint identification system.
Learn more about Fingerprint Identification System.
brainly.com/question/8738547
#SPJ11
What is the most negative impact of computers on society?
A. Computers make it easier for people to communicate.
B. Social media allows people to form groups to organize activities.
O C. Internet influencers share their experiences online.
O D. Smart devices share information, making it harder to have a
private life.
Answers
Answer
D
Explanation:
smart devices share information, making it harder to have a private life
Answer:
D.Smart devices share information, making it harder to have a
private life.
Further explains information found in a chapter
Answers
Answer:
The answer is E: Appendix
Explanation: