an arithmetic checksum _______ the individual characters to be transmitted.
The various characters to be transmitted are added together in an algebraic checksum.
What form of arithmetic is employed in the calculation of checksums?Binary arithmetic with one's complement One's complement binary arithmetic is probably used to calculate the checksum of a data set in the most used checksum scheme. When adding one's complement, the carry bit is first included back into the result after computing a standard two's complement sum of two values.
Checksum example: What is it?IT specialists use checksums to identify serious problems in data transmissions. A checksum is a number that indicates the number of bits in a transmission message. After performing a cryptographic hash function, each piece of data or file can be given a checksum value before transmission.
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TRUE OR FALSE although a database can consist of only a single file, it is usually a group of files.
Python Language 7.3 Code Practice
SOLVED-
Using the knowledge in computational language in python it is possible iterable's components are added together and the sum is returned by the sum() function.
Writting the code:class Math:
def __init__(self, num) -> None:
self.num = num
def plus_two(self):
"""Add 2"""
return self.num + 2
def multiply_three(self):
return self.num * 3
from typing import List, Union
def get_name_price(fruits: list) -> Union[list, tuple]:
return zip(*fruits)
fruits = [('apple', 2), ('orange', 3), ('grape', 2)]
names, prices = get_name_price(fruits)
print(names) # ('apple', 'orange', 'grape')
print(prices) # (2, 3, 2)
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Which among the following is a way to shut down an ISP or website?
O Denial of service attack
O Viruses
O Trojan horses
O Worms
Denial of service attack among the following is a way to shut down an ISP or website?
What is Trojan horse example?As an illustration of how the Trojan horse might be used to attack a computer, consider the following: The victim gets an email with an attachments that appears to be from a business. When the client clicks on the attachment, the malicious code inside is activated and starts to work.
Is A Trojan horse A virus?Although technically wrong, a Trojan is commonly referred to as a Trojan horse virus or Trojan virus. Trojan malware cannot duplicate itself or self-run, as contrast to a virus or worm. The user must take precise, intentional action.
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Is this correct?
The Arithmetic Logic Unit converts input data to a form the computer can read, processes the data and displays that information in the form humans understand.
The Arithmetic Logic Unit converts input data to a form the computer can read, processes the data and displays that information in the form humans understand is not correct.
What is the Arithmetic Logic Unit?The Arithmetic Logic Unit (ALU) is a digital circuit that performs arithmetic and logical operations on input data. It is a fundamental building block of the central processing unit (CPU) and is responsible for performing basic operations such as addition, subtraction, and logical operations like AND, OR, and NOT.
The Input/Output (I/O) device is the component that converts input data to a form the computer can read, and the output devices are responsible for displaying the processed data in a way that humans can understand.
In all, the ALU is a fundamental part of the CPU that performs arithmetic and logical operations on input data, but it does not convert input data to a form the computer can read or display information in the form humans understand.
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A user carries a laptop between a home network and a business network. While on the business network the user requires a static IP (Internet Protocol) address. When at home, DHCP (Dynamic Host Configuration Protocol) is used to obtain an address. The user often forgets how to switch the laptop settings between the two, and then has trouble using the laptop online. What type of configuration can be used to help the user
A configuration that can be utilized to assist the user is an alternate address.
Which of the following presents a security risk following the installation of a new app on a mobile device?Storage of data. The data that you save on the device and whether other apps can access it is the most frequent security worry for Android applications.
Which of the following techniques for erasing data requires electromagnetic disturbance?By disrupting the magnetic field of an electronic medium with a strong magnet, degaussing obliterates computer data. Data is destroyed when the magnetic field is disturbed. A gadget that stores a lot of information or sensitive data can be swiftly and efficiently destroyed by degaussing.
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You plan to assess and migrate the virtual machines by using Azure Migrate. What is the minimum number of Azure Migrate appliances and Microsoft Azure Recovery Services (MARS) agents required
One, three, twelve, and sixty-two Azure Migrate equipment and one, three, twelve, and sixty-two MARS agents are the very minimum quantities needed.
After conducting an assessment in Azure migrate, what tools may be utilized to move to Azure?To prepare evaluations for on-premises VMware VMs and Hyper-V VMs in preparation for migration to Azure, utilize the Azure Migrate Discovery and assessment tool. On-premises servers are evaluated by a discovery and evaluation tool before being moved to Azure IaaS virtual machines.
How much migration can the Azure appliance handle?Up to 10,000 servers spread over several vCenter Servers can be found by the Azure Migrate appliance. Multiple vCenter Servers can be added using the appliance. Per appliance, you can install up to 10 vCenter Servers.
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to cut off part of the graphic in an illustration, you would _______ the illustration.
The prototype chosen for comparison won't be the same for every person, claims prototype theory.
A prototype is a pre-production version of a product created to test a concept or method. It is a phrase that is used in a wide range of situations, including semantics, design, electronics, and software development. Machine analysts and users frequently employ a prototype to assess a brand-new design that seeks to enhance precision. In cognitive science, particularly in psychology and cognitive linguistics, the prototype theory is a categorization notion in which certain contributors are more important than others and there is a graded credential of belonging to a conceptual class. According to the prototype theory, other objects fall within a category to the extent that they resemble the ideal instances (prototypes) that make up that category.
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running apps in which mode ensures that a poorly written app does not affect system stability?
Running apps in user mode makes guarantee that a bad app won't have an impact on system stability.
What do the terms OS kernel and user mode mean?The user mode and kernel mode of a CPU on a computer running Windows are two distinct operating systems. Depending on the type of code it is running, the processor alternates between the two modes. User mode is used for applications, and kernel mode is used for the essential parts of the operating system.
What are some user mode examples?A computer program is in user mode when it is executing. Word processing software, PowerPoint, viewing a PDF file, and internet browsing are a few examples. The computer is operating in user mode because they are application programs.
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For business networks, which of the following is NOT one of the main cable types?
A) Twisted-pair
B) Polyvinyl
C) Coaxial
D) Fiber-optic
The correct answer is (B), Polyvinyl is NOT one of the primary cable types used for corporate networks.
What is network?Two or more computers linked together to pool resources (such printer and CDs), exchange information, or enable electronic communications make up a network. A network's connections to its computers can be made by cables, telephone line, radio frequencies, satellite, or infrared laser pulses.
What is the most common network?Though LAN & WAN networks are the two most common, the following network types may also be mentioned: A LAN that uses Wi-Fi wirelessly network infrastructure is known as a "wireless local area network." Metropolitan Area Networks: A network which covers a geographical area that is wider than that of a LAN but smaller than a WAN, like a city.
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Which cloud computing concept allows users to store files on a cloud-based server when necessary, but can also copy that data from the cloud and put it back on the device when space once again becomes available on the device
Infrastructure as a Service (IaaS) is a cloud computing service that allows a provider to give users access to computer resources such servers, networking, and storage (IaaS). Within the architecture of a service provider, organizations utilize their own platforms and applications.
Which cloud architecture enables customers to utilize both on-premises infrastructure and the advantages of the public cloud?The hybrid cloud IaaS IBM Cloud Satellite enables businesses to more effectively deploy and run programs across on-premises, edge computing, and public cloud environments from any cloud vendor.
What function does cloud computing have that enables users to proactively request more storage?Rapid elasticity refers to a service that enables customers to automatically request more cloud storage.
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The only way to access the data in a database is through the DBMS?
True
False
The claim that a database management system (DBMS) is the sole means to access data in a database is accurate.
How does a DBMS access data?There are two ways to access stored data: sequential access and random access. The sequential method necessitates the use of a seek operation to transfer data across the disk until the desired data is found. Each segment of data must be read one at a time until the required data is found.
What does DBMS's data database mean?Software that is used to store and retrieve databases is known as a database management system. Examples of well-known DBMS tools include Oracle, MySQL, etc. The interface for performing different operations, such as creation, deletion, modification, etc., is provided by DBMS.
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The file management program incorporated into recent versions of Windows is ____.
a. WinZip
b. StuffIt
c. Disk Cleanup
d. File Explorer
File Explorer is the file management application built into more recent iterations of Windows.
Simply put, what is File Explorer?File Explorer, formerly Windows Explorer, is a file manager program that comes preinstalled with versions of the Microsoft Windows operating system starting with Windows 95. For accessing the file systems, it offers a graphical user interface.
Why do I need WinZip, and what is it?WinZip is a Windows software that enables you to archive and compress data for more effective distribution or storage. The previous applications PKZIP and PKUNZIP, which were often used in the DOS operating system, have been replaced by the more powerful and user-friendly WinZip.
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GlobalMan Tech purchased raw material from NewBizTr Co. When the sales team at NewBizTr Co checked the system, there was no payment detail in the system, though the order-delivery details were present. Also, it seemed that someone had tampered with the details of the previous order. Which important data-management features were compromised?
The (BLANK) of data was compromised because there were corresponding payment details. The (BLANK) of data was compromised as someone had tampered with the details of the previous order.
1)
integrity
security
archiving
reusing
2)
integrity
accuracy
security
archiving
Both data security and crucial data management procedures were violated. The privacy of the information was harmed since the order's specifications were changed.
How do security keys work?A privacy key is a tool that makes it easier to access other devices, computer systems, and apps or to do tighter authentication. Security tokens are another name for secret keys. Security keys are item items that need a main device to function.
What makes IT security?Property was pledged as security for a debt or commitment of the owner in the term's original sense, which dates to the middle of the 15th century. The phrase began to refer to a document that proved a debt in the 17th century.
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You decide to work late on a Saturday night to replace wiring in your server room. Upon arriving, you realize that a break-in has occurred and server backup tapes appear to be missing. What should you do as law enforcement officials arrive
As soon as law enforcement personnel show up, you should inform authorities that there is surveillance video on the property.
When handling a situation involving a data breach or data loss Chain of custody is defined.Definitions: A procedure that keeps track of the transfer of evidence throughout its lifespan of collection, storage, and analysis by recording each individual who handled the evidence, the day and time it was gathered or moved, and the reason for the transfer
Which Soar component automates the reaction to security incidents involving IT?What SOAR component is used to automate the response to security incidents involving IT? D. Security orchestration, automation, and response (SOAR) is a software program created to improve the effectiveness of incident response by speeding up reaction times.
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- What is the function of these 3 types of application software
Word Processing-
Spreadsheet-
Database-
You are inspecting a user's system after she has complained about slow Internet speeds. After analyzing the system, you notice that the default gateway in the ARP cache is referencing an unknown MAC address. What type of attack has occurred
ARP poisoning type of attack has occurred.
What are the effects of ARP poisoning?The Man in the Middle (MitM) technique known as ARP spoofing, often referred to as ARP poisoning, enables attackers to eavesdrop on network device communication.
Which two ARP attacks fall under each category?There are two different kinds of ARP attacks.
ARP spoofing: A hacker sends phoney ARP packets that connect the attacker's MAC address to the IP of a computer already connected to the local area network.ARP poisoning: A hacker modifies the company's ARP table so that it contains forged MAC mappings after successfully faking an ARP signal. It spreads like a virus.To know more about ARP attack visit
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Farouk uses his computer to break into Global Financial Center's computer.Farouk is a
A) hacker.
B) phisher.
C) worm.
D) virus.
Answer:
hacker
Explanation:
what features of Windows 10 available in Linux and OS X allow you to organize your open apps with in workspaces
Virtual Desktop is the features of Windows 10 available in Linux and OS X allow you to organize your open apps with in workspaces.
What exactly is a virtual desktop?The desktop experience is segregated from the physical device used to access it in virtual desktops, which are preset images of operating systems and software. Remote users can use a network to access their virtual desktops.
What in Windows 10 is a virtual desktop?A cloud-based desktop and app virtualization service is called Azure Virtual Desktop. What you can do when running Azure Virtual Desktop on Azure is as follows: Create a multi-session deployment of Windows 11 or Windows 10 that offers a complete Windows experience and scalability.
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Which of the following are considered types of data? Select three options.
interpretation
numbers
text
Ophotographs
statistics
It's not only that this particular information might be considered to be more private or sensitive. These particular categories of personal data warrant special protection, according to the UK GDPR's recitals.
What are the four categories of data gathering?Based on the methods used to acquire them, data can be divided into four basic categories: observational, experimental, simulational, and generated. The nature of the research data you gather could have an impact on how you manage that data.
What are the three categories of data gathering?Different techniques can be employed to collect data under the main three core groupings of research methods (quantitative, qualitative, and mixed). Interviews can be conducted over the phone or in person.
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how to make the user input a word and a letter, and display the number of times the letter is in the number
Using while loops is the purpose of my code. The user-entered words and the number of letters in each word should be printed as the final result.
How are a character and a number entered in Python?In Python, the input() and print() functions are used to receive input from users and produce output that is displayed on the screen. Users can supply the application with any information in the form of texts or numbers by using the input() function.
How can I count the number of times a word appears in a Python string?The count() method can count how many times a substring appears in a longer string. The count() function in Python iterates across a string. The result is equal.
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Which task would you use the Ctrl plus F command
Answer:
Bookmark a tab
Hope this helps :)
Answer:
If you're in a document or in a web browser, pressing the Ctrl key + the F key will bring up a search box in the top right corner of the screen. You can then type in a keyword or phrase to find places where that word or phrase is used in the text, often helpful for locating relevant sections.
Explanation:
___________ characters is the average character length that will appear on a mobile device for your email.
25 to 30 characters is the average character length that will appear on a mobile device for your email.
How much time is excessive for an email?The studies and guidance from industry professionals indicate that 125 words maximum is your best bet. However, you should limit it to between 75 and 100 words for optimum impact. This is not to mean that you must adhere to this guideline in every single instance for every email you send.
What is the ideal email character count?40–100 characters is the optimum length. Best practises: Keep in mind that some of your readers might open your emails on their mobile devices. By making your preheader text mobile-optimized, you can raise your open rates.
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Suppose that x is an int variable. Which of the following expressions always evaluates to true?
a. (x > 0) I I (x <= 0)
b. (x >= 0) I I (x == 0)
c. (x > 0) && ( x <= 0)
d. (x > 0) & & (x == 0)
a. (x > 0) I I (x <= 0)
Which statement regarding a do while loops quizlet is accurate?At least one execution of the loop's body takes place.Prior to entering the loop, the logical expression governing it is evaluated.
What happens in a for loop immediately following a continue statement?To change the direction of control within a loop, use the one-token expressions continue and break. Continue causes the loop to continue immediately into the next iteration, whereas break stops the loop and forces execution to restart after the loop.
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Select the item below that lists the top level domain name for the URL http://www.yahoo.com.
a. http
b. www
c. yahoo
d. com
The top level domain name for the http://www.yahoo.com URL is com.
How does URL work?Websites have individual addresses to make it easier for users to find them, just like residences and structures have a street address. These are known as URLs on the Internet (Uniform Resource Locators).
What's URL on a phone?Locator for Unified Resources. The address or location of a file or service on a computer network is given by a string of text (usually the Internet.) A URL that connects to a particular web page is the most typical sort of URL. Such a URL's full form begins with "http://" or "https://".
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You are troubleshooting a stand-alone computer problem. The client states that he was browsing the Internet. After clicking on a link, he found that his browser performance became very slow. Also, a small window opened telling him to click "Yes" for help. The user clicked on the Yes button. Now every time he opens his browser, he is redirected to a web site that sells PC troubleshooting software. What step should you take first to resolve this problem?
The initial step in resolving this issue should be to identify the type of malware that has infected the machine.
Why is iframe used in HTML?A HTML element called a "inline frame" (abbreviated "iframe") loads another HTML page inside the current one. It effectively embeds a different website within the parent page. Ads, embedded movies, online analytics, and interactive content frequently use them.
In JavaScript, how should I handle iframes?getIframeContent(frameId) is a command used to retrieve an iframe's object reference. The attribute known as contentWindow returns the iframe's window object. document: contentWindow.document returns the iframe window's document object.
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An attacker has discovered that they can deduce a sensitive piece of confidential information by analyzing multiple pieces of less sensitive public data. What type of security issue exists
A data mining approach called an inference attack involves examining data to obtain knowledge about a subject or database for improper purposes.
What kind of application has the ability to intercept sensitive data?Among the most frequent dangers to internet users is spyware. Once installed, it keeps track of login details, analyzes internet activities, and eavesdrops on confidential data. Typically, the main purpose of spyware is to collect passwords, financial information, and credit card numbers.
What approach may be used to safeguard sensitive data?Any business that handles highly private information should think about encrypting it to guard against illegal access. To prevent data from being stolen or leaked, cryptographers encode the data using sophisticated algorithms and ciphers.
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What measures bandwidth in terms of numbers transferred or received per unit of time?
A. Connection time
B. Broadband
C. Protocol
D. Bit rate
Which of the following must be enabled to allow a video game console or VoIP handset to configure your firewall automatically by opening the IP addresses and ports needed for the device to function ?
A. UpnP
B. Power Spike
C. Power Surge
D. Disk Management
UpnP option (A) must be enabled to allow a video game console or VoIP handset to configure your firewall automatically by opening the IP addresses and ports needed for the device to function .
How do firewalls work?In a private network, firewalls act as gated barriers or gateways to regulate the flow of authorized and unauthorized web traffic. The phrase refers to actual structures that serve as barriers to contain fires until rescue services can put them out.
Can a firewall be breached by hackers?A firewall might be safe, but if it's guarding a vulnerable program or operating system, a hacker will quickly get over it. There are countless instances of software flaws that hackers can reap the benefits of to penetrate the firewall.
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By making the PDP 11 minicomputer an integral part of the Therac-25, AECL was able to
A) All of these
B) increase the stock price of its subsidiary Digital Equipment Corporation.
C) shrink the size of the machine considerably.
D) reduce costs by replacing hardware safety features with software safety features.
E) eliminate the need for lead shielding.
option D is correct By making the PDP 11 minicomputer an integrated aspect of the Therac-25, AECL has been able to cut costs by replacing hardware security features with software safety mechanisms.
What does "minicomputer" mean in computing?A minicomputer is a kind of computer that really is smaller in size but has a lot of the same features and functionalities as a large computer. The mainframe and microcomputer are separated by a minicomputer, which is smaller than the former but larger than the latter.
What features does a minicomputer have?Its size is less than that of a mainframe computer. It costs less than mainframe and supercomputers. It is more powerful than microcomputers but just not significantly more than a mainframe or supercomputer. Both multiprocessing and multitasking are supported.
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