Q3. Use matrix multiplication to demonstrate (a) The Hadamard gate applied to a Il> state qubit turns it into a I - >. (b) A second Hadamard gate turns it back into the I1> state. (c) The output after applying the Hadamard gate twice to a general state |y) = α|0) +B|1)
Answers
The Hadamard gate can be used to create superposition states and to measure the state of a qubit.
(a) The Hadamard gate applied to a |0⟩ state qubit turns it into a |+⟩ state, and vice versa. This can be shown by matrix multiplication. The Hadamard gate is a 2x2 matrix, and the |0⟩ and |1⟩ states are 2x1 vectors. When the Hadamard gate is multiplied by the |0⟩ state, the result is the |+⟩ state. When the Hadamard gate is multiplied by the |1⟩ state, the result is the |-⟩ state.
(b) A second Hadamard gate applied to a |+⟩ state turns it back into the |0⟩ state. This can also be shown by matrix multiplication. When the Hadamard gate is multiplied by the |+⟩ state, the result is a 2x1 vector that has equal components of |0⟩ and |1⟩. When this vector is multiplied by the Hadamard gate again, the result is a 2x1 vector that has only a component of |0⟩.
(c) The output after applying the Hadamard gate twice to a general state |y) = α|0) + β|1) is a state that is in a superposition of the |0⟩ and |1⟩ states, with amplitudes of α/√2 and β/√2, respectively. This can also be shown by matrix multiplication. When the Hadamard gate is multiplied by the |y) state, the result is a 2x1 vector that has components of α/√2 and β/√2.
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Related Questions
Line charts are best used for
Answers
Answer:
the answer is a
Explanation:
........
Answer:
A, presenting data that changes as a function of time.
______________________________________________
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16.
Communication is communication that takes place on the job.
a. Social
b. Professional
c. School
that stands for an idea
Answers
Answer:
a
Explanation: emergence of verbal and nonverbal skills, social interaction, and social cognition.
as the reader, you can figure out the writer's ____ based on his or her word choice and sentence structure a. purpose b. audience c. tone d.structure
Answers
Answer:
purpose
Explanation:
a writer always has a purpose for writing is it to make the audience understand?to make them entertained any of those and many more
Answer:
It Would Be tone
Explanation:
This is for career exploration, I need help please! <3 HELPPPP
Grant and Cara are coworkers at a design firm. Grant is so good at his job that he does not like to listen to the opinions of others. Cara is not as experienced as Grant and it takes her a little bit longer to complete design tasks, but she is a good listener and tries to make changes that her co-workers suggest. Which person would you rather work with? Give two reasons for your answer. Why might co-curricular, extra-curricular, career preparation, or extended learning experiences have been important in helping prepare the person you chose to have those qualities that are desirable in the workplace?
Answers
Answer: cara.
Explanation: i would pick cara because she would listen to you better and Luke try her best to get what you want!
Answer:
CARA
Explanation:
1. I would rather work with Cara because she would listen to me and understand me that in my opinion is a good co worker
Which of these might cause a STOP error in Windows? Select 2 options. bad application coding bad or incompatible driver overheating an application stops responding to commands a missing image on a web page
Answers
Answer:
i think its bad driver and coding
Explanation:
The STOP error in Windows can be found with bad application coding or bad or incompatible driver. Thus, options A and B are correct.
What is a STOP error?STOP error in windows can be given as the blue and death screen. The screen has been found in the operating system with the fatal error and gave rise to the development of a bug enabling the operation.
The error causes the system to shut down or restart the computer system. The error can be fixed by restarting the computer or updating the windows, and other ways.
The error in Windows such as STOP can be found for the reasons such as bad coding for the application, or the incompatible driver installed in the system that gave rise to inappropriate working. Thus, options A and B are the correct reasons for the STOP error in windows.
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State and explain three importance of internet education
Answers
Answer:
It can improve the quality of education in many ways. It opens doorways to a wealth of information, knowledge and educational resources, increasing opportunities for learning in and beyond the classroom. Teachers use online materials to prepare lessons, and students to extend their range of learning
Explanation:
Answer:
Internet allows people to improve the quality of their life. It opens access to the previously inaccessible things. With almost three millions of users, internet has been emerging as one of the most important tools of communication.It can improve the quality of education in many ways. It opens doorways to a wealth of information, knowledge and educational resources, increasing opportunities for learning in and beyond the classroom. Teachers use online materials to prepare lessons, and students to extend their range of learning.
8. It is a computer component that converts AC power to DC power to be used
by the computer system.
Answers
Answer:
power supply unit.
A power supply unit (PSU) converts mains AC to low-voltage regulated DC power for the internal components of a computer. Modern personal computers universally use switched-mode power supplies.
Explanation:
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how can we use text to improve scenes and animations
Answers
The way that we could use text to improve scenes and animations is by:
You can reorder keyframes, alter their durations, and alter how keyframes transition. The keyframe transition characteristics outline the values that are interpolated between keyframes, including duration, and do so using mathematical techniques for various journey experiences, such as a hop or fixed linear travel.What is the importance of text in animation?The usage of animated text helps grab and hold viewers' attention. The text can also be applied in the following ways: bringing attention to crucial details, such as a brief advertisement or statement. a changeover from one subject to another.
Note that your presentation can include animations for text, images, objects, and other elements. Decide which text or object you want to animate. Choose Animations, then a specific animation. Pick an effect by selecting Effect Options.
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Describing the technologies used in diffrent generation of computer
Answers
Windows 98, Windows XP, Windows vista, Windows 7, Windows 8 y Windows 10.
Answer:
Evolution of Computer can be categorised into five generations. The First Generation of Computer (1945-1956 AD) used Vacuum Tubes, Second Generation of Computer (1956-1964 AD) used Transistors replacing Vacuum Tubes, Third Generation of Computer (1964-1971AD) used Integrated Circuit (IC) replacing Transistors in their electronic circuitry, Fourth Generation of Computer (1971-Present) used Very Large Scale Integration (VLSI) which is also known as microprocessor based technology and the Fifth Generation of Computer (Coming Generation) will incorporate Bio-Chip and Very Very Large Scale Integration (VVLSI) or Utra Large Scale Integration (ULSI) using Natural Language.
Explanation:
shang chi Critique (6-8 sentences)
Answers
Explanation:
.......................
you have a small network with three subnets, as shown in the exhibit. ip addresses for each router interface are also indicated in the exhibit. how many ip addresses that you can assign to hosts remain on each subnet?
Answers
Subnet A =125, subnetB=0,Subnet C= 13 are the three ip addresses that needs to be assigned to the host respectively
What is a subnet?
A subnet, also known as a subnetwork, is a segmented section of a larger network. Subnets are a logical division of an IP network into multiple, smaller network segments. The Internet Protocol (IP) is a protocol used to send data from one computer to another over the internet.
For example:
A subnet is a network subnetwork that is classified as A, B, or C. For example, 172.16.0.0/16 is a class B network. This network is quite large; it begins with 172.16.A class C network would have a subnet mask of 255.255.255.0, indicating that the network uses 24 bits. This is denoted by a /24 after the IP address in CIDR notation.
Hence to conclude for the given condition Subnet A =125, subnetB=0,Subnet C= 13 are the three ip addresses that needs to be assigned to the host respectively
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Click this link to view O*NET's Work Contexts section for Librarians. It describes the physical and social elements common to this work. Note that common conte) top, and less common contexts are listed toward the bottom. According to O*NET, what are c Librarians? Check all that apply. face-to-face discussions pace determined by speed of equipment cramped work space, awkward positions indoors, environmentally controlled telephone and electronic mail freedom to make decisions
Answers
Answer:
a, d, e, f
face-to-face discussions
indoors, environmentally controlled
telephone and electronic mail
freedom to make decisions
Answer:
A. Telephone
B. freedom to make decisions
C. Face to face decisions
Explanation:
Got it right on Edge 2023. : )
you are the network administrator for your company. all computers are joined to a single active directory domain. several computers store sensitive information. you are configuring security settings that will be distributed to all computers on your network. you want to identify attempts to break into a computer by having the computer that denies the authentication attempt note the failed attempt in its security database. how can you create a policy that meets these requirements?
Answers
policy that meets these requirement Select Failure for Audit account logon events
Administrators use what to configure control and manage users and computers.?Group Policy is a hierarchical infrastructure that enables a network administrator in charge of Micro soft's Active Directory to implement specific user and computer configurations. Group Policy is primarily a security tool, and can be used to apply security settings to users and computers.
What type of group is typically used to manage resources in a domain?Domain local groups should be used to manage resource permissions because they can be applied anywhere in the domain. A domain local group can include members of any type in the domain and members from trusted domains.
Which of the following does an Active Directory client use to locate objects in another domain?Active Directory stores location information on objects in the database, but it uses the Domain Name System (DNS) to locate domain controllers. Every domain in Active Directory has a DNS domain name, and every joined computer has a DNS name within that same domain.
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A user's computer has recently been slower than normal and has been sending out e-mail without user interaction. Of the following choices, which is the BEST choice to resolve this issue?
Group of answer choices
Botnet software
Anti-spam software
Anti-virus software
Hard drive defragmentation tool
Answers
The best choice to resolve the issue of a user's computer becoming slower than normal and sending out emails without user interaction is using Anti-virus software.
Anti-virus software is specifically designed to detect, prevent, and remove malicious software (malware) from your computer, such as viruses, worms, Trojans, and other forms of malware that may be causing these problems. The issues you described, such as a slow computer and unauthorized email activity, are common symptoms of a malware infection.
Anti-spam software is helpful in filtering and blocking unwanted emails but would not address the root cause of the problem, which is likely malware affecting your computer's performance. Botnet software refers to a group of computers controlled by an attacker without the user's knowledge, which may be the result of the malware, but not a solution. Lastly, a hard drive defragmentation tool can improve your computer's performance by rearranging fragmented data, but it would not resolve the issue of unwanted email activity or eliminate any potential malware.
In summary, to effectively resolve the issues of a slower computer and unauthorized email activity, it is essential to use Anti-virus software to detect and remove any potential malware causing these problems.
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Refer to the exhibit. Which destination MAC address is used when frames are sent from the workstation to the default gateway?
Answers
When frames are sent from a workstation to the default gateway, the destination MAC address used is the MAC address of the default gateway.
How frames are sent from workstation explainedThe MAC address is a unique identifier assigned to each network interface card (NIC) in a device, and it is used to identify devices on a local network.
When a workstation needs to send data to a device on another network, it sends the data to the default gateway, which is typically a router that connects to other networks. To do this, the workstation creates an Ethernet frame that contains the IP packet, and it sets the destination MAC address in the frame to the MAC address of the default gateway. The source MAC address is set to the MAC address of the workstation's NIC.
When the frame arrives at the default gateway, the router examines the destination IP address in the IP packet and forwards the packet to the appropriate network. The router creates a new Ethernet frame with the appropriate source and destination MAC addresses for the next hop in the path to the destination device.
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1. use the following information below to decide whether you should build the application in-house or outsource it. pick the decision with the lower investment required: cost to build application in-house $95,000 cost to outsource the task of developing the application $80,000 probability of passing user acceptance testing if built in-house 90% probability of passing user acceptance testing if work is outsourced 30%
Answers
More favorable to build the application in-house.
Here,
The cost to build the application in-house is $95,000
And, cost to outsource the task of developing the application $80,000
Here, the probability of passing user acceptance testing if built in-house 90%
probability of passing user acceptance testing if work is outsourced 30%
Now, Based on the information provided, compare the costs and probabilities associated with building the application in-house versus outsourcing it.
Cost to build the application in-house:
$95,000 Cost to outsource the task: $80,000
The probability of passing user acceptance testing if built in-house is 90% Probability of passing user acceptance testing if work is outsourced is 30%
Now, For make a decision that requires a lower investment, consider the costs and the probabilities.
If we build the application in-house, the cost would be $95,000, and there is a 90% probability of passing the user acceptance testing.
If we outsource the task of developing the application, the cost would be $80,000, but the probability of passing the user acceptance testing is only 30%.
Considering both the cost and the probability, it seems more favorable to build the application in-house.
Although it requires a higher investment of $95,000, the higher probability of 90% in passing user acceptance testing increases the chances of a successful outcome.
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1. what is software ?
2.what is computer ?
3.who is the father of the computer ?
4.what is operating system ?
Answers
Answer:
A software is just a computer program made up of other several programs that work in conjunction with each other to perform a given task.
A computer is an electronic device that accepts raw data as input and processes it into useful information.
Charles Babbage, the inventor of digital programmable computers, is recognized as the father of computers.
Operating system is a system software that provides an interface by which a user can interact with every service and component in a computer.
A computer network that is restricted to the organization it serves; an internal internet.t/f
Answers
A computer network that is restricted to the enterprise it serves is called an internal internet. Therefore, the statement given is a true statement.
An internal internet also referred to as an intranet is a local network that is only accessible to people within an enterprise. The internal internet is the most restricted network. It can be stated as the internal internet is a private network setup within an enterprise that is used to securely share organizational information and computing resources among its employees.
Therefore, it is concluded that the internal internet or intranet is the restricted computer network to be used by the enterprise only.
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When did computer networking go beyond the walls of the firm?
Answers
Answer:
All kinds of computing devices such as tablets, PCs, or laptops feature a brain-like unit called the central processing unit or CPU. Your computer's CPU calculates and interprets instructions while you're surfing the web, creating documents, playing games, or running software programs.
Explanation:
Which slide layout is automatically applied when you create a new slide using the New Slide command?
answer choices
Title Only
Title and Two Column
Title Slide
Title and Body
Answers
The default layout configured in the PowerPoint application determines the slide layout that is automatically applied when you use the New Slide command to create a new slide.
Slide layout describes how placeholders for content and other design elements are arranged on a PowerPoint slide. A slide layout gives the material and visual components on the slide a framework, making it simpler to make presentations that look professional. Title Slide, Title and Body, Title and Two Column, and Title Alone are typical slide layouts. The Title Slide style often has a sizable placeholder for the title and subtitle, as well as sometimes an image or graphic. A title placeholder and one or more content placeholders for text or images are included in the Title and Body layout. Similar to the Title and Two Column arrangement, but with two content placeholders placed side by side. Presenters can easily produce compelling and effective presentations by choosing the right slide layout.
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give several examples where you need to use clustering instead of classification in business. what do you think the issues are in clustering algorithms? e.g., are they difficult to validate?
Answers
Classification techniques include support vector machines, naive bayes classifiers, and logistic regression. The k-means clustering algorithm, the Gaussian (EM) clustering algorithm, and others are instances of clustering.
Two methods of pattern recognition used in machine learning are classification and clustering. Although there are some parallels between the two processes, clustering discovers similarities between things and groups them according to those features that set them apart from other groups of objects, whereas classification employs predetermined classes to which objects are assigned. "Clusters" are the name for these collections.
Clustering is framed in unsupervised learning in the context of machine learning, a branch of artificial intelligence. For this kind of algorithm, we only have one set of unlabeled input data, about which we must acquire knowledge without knowing what the outcome will be.
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Can anyone help me with a mental ability work plzz
Answers
choose the correct option:
1) using
2) is
3) use
4) to eat
5) use
why is color important for all objects drawn ?
Answers
How does air gap networking seek to keep a system secure? by taking extra steps to ensure the DMZ server is fully patched to deal with the latest exploits by physically isolating it from all unsecured networks, such as the internet or a LAN by focusing on the security of the system through detection devices and incident reports
Answers
Air gap networking seeks to keep a system secure by physically isolating it from all unsecured networks, such as the internet or a LAN Thus, the correct option for this question is B.
What do you mean by the Air gap in networking?The air gap in network security may be defined as a type of measure that is utilized in order to ensure a computer network is physically isolated in order to prevent it from establishing an external connection, specifically to the Internet.
According to the context of this question, this process is used in order to ensure the security of the computer and computer network by physically isolating it from unsecured networks such as the internet or a LAN.
Therefore, the correct option for this question is B.
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All information that is to be processed by a computer must first be entered into memory via an input device.
a. true
b. false
Answers
0.3. Fill in the blanks,7marks
a. A smart____uses IoT to save electricity.
b._____are devices that can sense , store and analyse signals from the body and display the information on the gadget and an app.
c. The full form of CSS is_____.
d. The syntax of CSS is made of_____
and_____.
e._____CSS is used to beautify one particular tag.
f. Internet of Things makes use of connected devices, smartphones and_________.
g._____track the number of steps a person has walked in a day.
Answers
Answer:
a) phone
b)
c) cascading style
Which kinds of sites are not credible because anyone can change the information on them?.
Answers
Answer:
Yes
Explanation:
Non-credible websites may have poor design, broken links, and grammar and spelling errors. They may lack author, date, and/or source information. They will not be associated with credible institutions, organizations, or entities. They may contain unbelievable or incorrect information.
An online retailer is looking to implement an enterprise platform. Which component of the enterprise platform will help the company capture curate and consumer customer information?
Answers
Answer:
Data and Insights
Explanation:
In an enterprise platform, the data and insights are considered as one of the important aspect of any enterprise. It helps in better understanding of the customer so that the enterprise successfully offers best services to the customers.
Data are basically the information that enterprise can gather from the customers and insights are defined by gaining knowledge by analyzing these data so that the company can provide best customer service and it also helps them to capture curate as well as consumer information.
Thus the answer is 'data and insights'.
what is multiprogramming operating system
Answers
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While working on an investigation, a colleague hands you a list of file creation and access times taken from a compromised workstation. To match the times with file access and creation times from other systems, what do you need to account for
Answers
Answer:
Record time offsets.
Explanation:
In this scenario, to match the times with file access and creation times from other systems, you will need to account for time offsets.
The time offset refers to the time stamp associated with different processes or tasks on a computer in nanoseconds through the operating system.
Since you've been handed a list of file creation and access times taken from a compromised workstation by your colleague, you'll need to match respectively the time the file was created to the time it was accessed by an unauthorized user.
Additionally, the time stamp varies depending on the operating system being used;
- For windows operating system, it uses a 64 bit time stamp.
- For Linux or Unix, it uses a 32 bit time stamp.