The correct answer is Data manipulation language of the following allows users to add, change, delete, or retrieve data in a database.
A database may have data added, deleted, and updated using a computer programming language known as a DML (data manipulation language). A DML often functions as a sublanguage of a more complex database language, such as SQL, and includes some of the latter language's operators. Relational database language that complies with ISO/ANSI standards is SQL. Data definition and manipulation are both possible with the help of SQL.Data is inserted into a table using it. A table's existing data is updated using UPDATE. Delete records from a database table using the DELETE command.
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all primary key entries are unique, and no part of a primary key may be ____.
Every primary key entry is distinct, and a primary key cannot include any null values. If the foreign key is not a component of the primary key for the table it belongs to, it may contain a null entry.
A primary key is it specific to each record?Only one primary key is permitted for each database table. In a relational database table, it identifies a record in a certain way. A primary key's value cannot be removed from the tree structure or the parent table.
If there is no primary key, what happens?Things can quickly become quite messed up without primary keys. I like to argue that without a primary key, all you have is trash instead of data. If none is created in MySQL.
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a hardware component that has its jumper pins set incorrectly is an example of a hardware ____.
A hardware component that has its jumper pins set incorrectly is an example of a hardware conflict.
A hardware conflict occurs when two or more hardware components are competing for the same resources, such as an interrupt request (IRQ) or memory address, or when a hardware component is improperly configured. Hardware conflicts can cause a variety of issues, including system instability, performance problems, and hardware failure. Some common symptoms of a hardware conflict include system crashes, blue screen errors, and devices not functioning properly.
To resolve a hardware conflict, you may need to reconfigure the jumper settings on the affected hardware component or change the IRQ or memory address assignment in the system's BIOS settings. You may also need to update the device drivers or replace the conflicting hardware component.
windows 10 uses a(n) ________ account for easy access and storage of online files.
- OneDrive
- iCloud
- Chrome
- eye OS
Answer:
OneDrive
Explanation:
A OneDrive (Microsoft) account is used to sign into OneDrive, then you can access the cloud storage
Benefits of donating computer equipment include Select all that apply. A. extending the useful ife of the device B. heiping someone who can't afford a new deviceC. keeping e-waste out of landfills D. avoiding having the device waste space in your homeloflice
Benefits of donating computer equipment include:
B. helping someone who can't afford a new deviceC. keeping e-waste out of landfills D. avoiding having the device waste space in your home officeWhat is a Donation?This refers to the term that is used to define the act of giving a thing out to someone else who usually needs it more as a form of helping them or emancipation.
Hence, it can be seen that when it comes to computer equipments, donations can be made and this helps the person to prevent e-waste and also help someone else.
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What is one of the benefits of creating digital thumbnail collections rather than using a darkroom?
Digital thumbnails make you appear less professional.
The software can instantly make your photos more artistic.
You can easily steal someone’s thumbnails.
They can be easily manipulated, edited, and altered.
One of the benefits of creating digital thumbnail collections rather than using a darkroom is option B: The software can instantly make your photos more artistic.
What is the digital thumbnail about?Some benefits of creating digital thumbnail collections are:
Digital thumbnails can be easily accessed, searched, and shared.Digital thumbnails take up less physical space and are easier to store.Digital thumbnails can be easily duplicated and backed up, reducing the risk of loss due to damage or other issues.Digital thumbnails can be easily edited and enhanced using photo editing software, without the need for a darkroom or special equipment.Therefore, Digital thumbnails can be accessed and viewed on a variety of devices, including computers, tablets, and smartphones.
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in the expressions b = 8 and c = --b, what value will be assigned to the variable c?
Select one:
a.8
b.7
c.9
d.10
The variable c will be given the value 9 in the equations b = 8 and c = —b.
What exactly do Java expressions and assignment statements do?When you wish to give an expression a value, you utilize the Java Assignment Operators. The lone equal sign = stands for the assignment operator. Any expression may appear on the right side of a Java assignment statement, but the left side must contain a variable name.
Which of the following methods is appropriate for updating a variable?An increment updates a variable by adding 1; a decrement updates a variable by removing 1. It's also common for programmers to refer to incrementing a variable by 1 as "bumping" it.
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Declare a variable hasPassedTest , and initialize it to true .
The variable "hasPassedTest" is declared and assigned to true as follows "boolean hasPassedTest = true;".
A variable declaration is referrred to as specifing a data type for a given variable; while variable initilaization is reffered to as assigning a value to the variable. For instance in the given case where a variable named "hasPassedTest" is declared and assigned a value true as follows: "boolean hasPassedTest = true;".
In this statement "boolean" is a keyword that declares a variable data type, and "true" is the value of the declared variable that is a boolean value assigned to be true.
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a step-by-step process of making a series of small changes is known as which of the following?
Kotter, a professor at Harvard Business School and well-known transformation specialist, outlined his eight-step change methodology in his 1995 book "Leading Change."
What does transformation actually mean?
A dramatic change in look or form is referred to as a transformation. An important event, such as acquiring your driver's licence, starting college, or getting married, may cause your life to alter.
A metamorphosis is a significant, abrupt change. Simple hairstyles won't significantly alter how you seem, but if you dyed your hair purple and had a tattoo on your forehead, things might be different. After a change has occurred, we frequently say of the person or thing that has changed that it has "undergone a transformation." There is little doubt that you will have "undergone a metamorphosis."
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ct and describe a technology other than a smartphone or computer and discuss how you use it or how it affects your daily life. how does your interaction with this technology compare/contrast with how technology in general is presented in this week's readings?
Calculators are computers, and the mathematical operations they execute might be accomplished using only basic arithmetic calculations. Regularly used digital cameras store images in electronic memory rather than film.
How do technology and computers help you in your daily tasks?Modern life is impacted by technology in practically every way, from sociability to productivity to food and healthcare access to transportation efficiency and safety. Computers are used at home for a variety of activities, including online bill payment, watching movies or television shows at home, home tutoring, access to social media, playing games, and internet access.
To type documents, send emails, play games, access the web, edit spreadsheets, presentations, and even create films, one uses a computer. Because of the internet's strength, it is now easier to share ideas and resources and to create global communities.
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what will the following code display? cout << "monday"; cout << "tuesday"; cout << "wednesday";
The following code displays the output as Monday, Tuesday, and Wednesday.
What is meant by code display in programming?Code display in programming may be defined as the set of instructions, or a system of rules that are written in a particular programming language in order to give instructions to the computer.
It is also the term that is significantly utilized for the source code after it has been processed by a compiler and made ready to run on the computer. Cout in C++ is used to display the output to the standard output device i.e. monitor. It is associated with the standard C output stream stdout.
Therefore, the following code displays the output as Monday, Tuesday, and Wednesday.
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Amazon describes their web services platform like this: Amazon Web Services (AWS) is a highly reliable, scalable, low-cost infrastructure platform in the cloud that powers hundreds of thousands of enterprise, start-up and public sector business with organizations in over 190 countries around the world. What does it mean for the platform to be scalable
Amazon describes its web services platform as it continues operating when experiencing traffic surges.
What are web services platform elements?
The following elements make up a web services platform: UDDI (Universal Description, Discovery, and Integration) WSDL (Web Services Description Language) (Web Services Description Language) SOAP (Simple Object Access Protocol) (Simple Object Access Protocol). A service provider, a service requester, and an optional service registry interact with one another to form the foundation of the SOAP web services architecture. the group of applications that power a web service. The Web Services architecture explains how to instantiate the components and carry out the actions in an interoperable way. The three roles of service provider, service requester, and service registry interact inside the web service architecture. Three operations—publish, find, and bind—are involved in the interaction. A web service is a software program that enables networked, interoperable machine-to-machine communication.To learn more about web services refer to:
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____ is the designation for a digital telephone circuit that transmits voice or data at 1.544 mbps. T/F
A T-1 carrier, which allows a data throughput of 1.544 Mbps, is a dedicated telephone connection or a time-division-multiplexed digital transmission service.
Is the name given to a digital telephone circuit that sends speech or data at a speed of 1.544 Mbps?
The data rate of the T-1 circuit, also known as DS-1, is 1.544 Mbps. T-1s support 24 concurrent 64 Kbps channels for PCM-based data or voice messaging. Four T-1 connections are multiplexed by T-2 (6.312 Mbps).
What is the name of the circuit that converts digital information between different forms?An electronic circuit known as a data converter transforms data from one form to another. We must install an interface if we want to connect an analog circuit's output to a digital circuit's input.
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Which of the following is true? Select all that apply. True False All queries have an explicit location. True False The explicit location is found inside the query. True False The explicit location always tells you where users are located when they type the query. True FalseThe explicit location makes the query easier to understand and interpret.
Every query has a specific place. There are both oblique and direct false queries.
The explicit location is contained in the inquiry. False The explicit location is contained within the implicit query and vice versa. Thanks to the explicit location, you can always tell where people are when they type a query. False. A query can answer simple questions, do computations, mix data from other databases, add, modify, or remove data from a database.
The dominant or most popular response to the question is the explicit location; it occasionally, but not always, corresponds to the user's location. The clear location makes it easier to comprehend and analyze the question. True
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Social media targets ads at you based on your history. What do you think about data privacy issues while using social media ?
The issues of data privacy are extremely in danger while using social media. This is because there is an increased threat of hackers, companies, and malicious interlopers mining your data in ways that undermine personal privacy.
What is the significance of social media?The significance of social media is determined by the fact that it helps young people develop their interests and find other people who share the same interests. They can help introduce young people to new things and ideas, and deepen appreciation of existing interests.
This becomes more problematic for people because many popular companies of social media companies make a significant portion of their revenue by selling users' data to data collection companies, who then sell it to other third parties for targeted advertisements. This creates insecurity for people.
Therefore, the issues of data privacy are extremely in danger while using social media.
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a dvd-rom uses all of the following to achieve a higher storage capacity than a cd-rom except
A DVD-ROM uses all of the following to get a higher storage capacity than a CD-ROM except A: "making the disc single-session".
DVD-ROM (Digital Versatile Disk-Read Only Memory) is a read-only DVD which is used to store the files permanently. The stored files in a DVD-ROM cannot be changed, erased, or write-over. A DVD-ROM can be used for allotment of applications requiring a higher storage capacity because DVD-ROM increases the size of a CD-ROM disc.
To achiever a higher storage capacity in compariosn to CD-ROM, a DVD-ROM makes the disc more dense by packing the pits closer together, uses two layers of pits, and be double-sided.
"
Complete question
a dvd-rom uses all of the following to achieve a higher storage capacity than a cd-rom except
A. making the disc single-session
B. make the disc more dense by packing the pits closer together
C. use two layers of pits
D. be double-sided
"
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what is the maximum number of conductors a split bolt connector can connect to unless the labeling indicates that more conductors can be spliced?
The maximum number of conductors that a split bolt connector can connect to depends on the size of the connector and the size of the conductors being spliced.
What is conductor?
A conductor is a material that allows electricity to flow through it easily. Examples include metals such as copper and aluminum, which are commonly used in electrical wiring and power transmission. Other materials, such as semiconductors, can also be used as conductors under certain conditions.
What is split bolt connector?
A split bolt connector is a type of electrical connector used to splice two or more wires together. It is commonly used in electrical wiring and power transmission. The connector is made up of a metal bolt with a split in the middle, which allows the wires to be inserted into the connector and then tightened down using a tool to create a secure connection. The connector is then typically wrapped with electrical tape or covered with a protective cap to ensure a safe and reliable connection.
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In Access, a key symbol appears in the row selector of the field that is the ____ key.
a. index
b. catalog
c. Foreign
d. Primary
a relational table must not contain ____________________ groups.
refers to the level of information that the values stored in a table's row attempt to portray. A relational table cannot have groups in it.
How do you use the word portray?
The attorney painted his client as a victim of maltreatment as a child. He presented himself as being the victim. The queen is depicted in the picture wearing a purple robe. Hamlet was superbly performed by Laurence Olivier. McCarten and Lemmons take care to avoid giving Houston a victim-blaming stereotype. In fact, it's been said that Jason Momoa might take on the role of Lobo going forward rather than Aquaman. However, the characters accurately capture Chicano life in Los Angeles.
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A ________ is a component in the computer system data hierarchy that represents an ASCII character like a letter, a number, or another symbol
A bit, or ASCII character, such as a letter, integer, or other symbol, is a part of the computer system's data hierarchy.
What is a database field known by another name?In most cases, "field" and "column" are used synonymously. To denote a specific cell of a given row, database perfectionists prefer to use the term "field," nonetheless. In order to communicate with other developers accurately, this is necessary.
In this, you'll learn which of the following is a component of a database system.Users, database applications, database management systems (DBMS), and databases make up the four parts of a database system.
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Which of the following really is both an analysis (discovery) and a design process (solution).A) Environment design
B) User interface design
C) System interface design
D) Database design
User interface design is a process that involves both analysis (discovery) and design (solution).
How do you define systems analysis and design?systems evaluation. tasks involved in system development that help a person comprehend and specify what a new system should be able to do. creating systems. System development tasks that allow one to precisely outline how the new information system will be put into practice.
What is the primary goal of system design and analysis?Numerous businesses employ the process of system analysis and design to assess specific company challenges and build solutions that are more effective. Businesses may use this approach to restructure their operations or achieve their growth and profitability goals.
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if you added a row that should not be in a table, use a remove command to remove it.
The correct answer is rm command use a remove command to remove it.
To delete files you no longer require, use the rm command. The rm command eliminates entries for a particular file, group of files, or picky set of files from a directory list. When you use the rm command, user confirmation, read permission, and write permission are not necessary before a file is deleted. Use the REMOVE command to get rid of any rows that you created that are not supposed to be in the table. Columns that cannot have null values are indicated by the NOT NULL clause in a CREATE TABLE statement in SQL. The MySQL shutdown shortcut command is q. For a database, the CREATE DATABASE command is only used once.
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The relationship between record types can be depicted graphically with a(n) _________.
a. d ata archive
b. executive dashboard
c. OLAP
d. ERD
d. A(n) ERD can graphically represent the relationship between different record kinds.
Is there a relationship between information that is saved in various record types?A connection, as used in database terminology, is an affiliation between information that is kept in several record types.Relationships in a database system are defined by connecting common data that is recorded in the columns of entries in several tables.
What database tool works best for straightforward flat files with calculations?Use Excel when your data is primarily numerical and you need a flat and nonrelational representation of it rather to a relational database with many tables.Your data should be subjected to frequent calculations and statistical comparisons.
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BJP5 Exercise 3.22: TheNameGame
Language/Type: Java input Scanner Strings
Author:Marty Stepp (added by Melissa Galloway on 2019/09/19)
Write a complete program called "TheNameGame", where the user inputs a first and last name and a song in the following format is printed about their first, then last, name. Use a method to avoid redundancy.
What is your name? Fifty Cent
Fifty Fifty, bo-Bifty
Banana-fana fo-Fifty
Fee-fi-mo-Mifty
FIFTY!
Cent Cent, bo-Bent
Banana-fana fo-Fent
Fee-fi-mo-Ment
CENT!
Java program that prints a song with words built from a first and last name entered by the user. Screen output of the program is attached.
Java codeimport java. io.*;
public class Main {
public static void main(String args[]) throws IOException {
BufferedReader bufEntrada = new BufferedReader(new InputStreamReader(System. in));
// Define variablesString cnstant1, cnstant2, cnstant3,cutname[], name[] ;
int i;
name = new String[2];
cutname = new String[2];
cnstant1 = "bo-B";
cnstant2 = "Banana-fana fo-F";
cnstant3 = "Fee-fi-mo-M";
// Enter first and last name System.out.print("Input your first name: ");name[0] = bufEntrada.readLine();
System.out.print("Input your last name: ");
name[1] = bufEntrada.readLine();
// creating the cut words cutname[0] = name[0].substring(1,name[0].length());cutname[1] = name[1].substring(1,name[1].length());
// Song printed with first, last name, and cut wordsSystem.out.println(" ");
System.out.println("What is your name?: "+name[0]+" "+name[1]);
for (i=1;i<=2;i++) {
System.out.println(name[i-1]+" "+name[i-1]+", "+cnstant1+cutname[i-1]);
System.out.println(cnstant2+cutname[i-1]);
System.out.println(cnstant3+cutname[i-1]);
System.out.println(name[i-1].toUpperCase()+"!");
System.out.println("");
}}}
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The most common type of database used on PCs today is a(n) ____.
a. relational database c. one-dimensional database
b. two-way database d. concurrent database
"The most common type of database used on PCs today is";
a. Relational database
A relational database is a type of database that stores data in the form of tables, with each table consisting of a set of rows and columns. The rows represent individual records, while the columns represent the fields or attributes of the records. Relational databases use a technique called normalization to minimize data redundancy and improve data integrity.
The most popular relational database management system (RDBMS) for personal computers is Microsoft SQL Server, Oracle Database, MySQL and PostgreSQL. These RDBMSs are widely used in small to large-scale businesses, and are also popular for web development, because of its scalability, reliability, and ease of use.
Additionally, relational databases are considered as the most common type of databases used on PCs today because they allow for easy querying and manipulation of data, and they are compatible with a wide range of programming languages and frameworks. They also support advanced features such as indexing, transactions, and data constraints, which make them a versatile tool for data management and analysis.
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A(n) ____ filename is the name that differentiates a file from other files in the same directory.
absolute
relative
short-form
directory
A(n) relative filename is the name that differentiates a file from other files in the same directory.
A file and a directory are what?The file system is responsible for controlling information on the disc. Files are used to store information, and directories are used to store files (folders). When directories store information about one another, a directory tree is formed. / is the filesystem's primary root directory. A directory is a unique type of file that only contains the information necessary to access files or other directories. As a result, a directory consumes less storage space than other file types. A file system is made up of collections of folders and the files that reside inside.
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all queries have only one intent: know, do, website, or visit-in-person intent. True/False
the rows in the tables are called ____________________.
The vertical arrangement of the number is referred to as a column, while the horizontal groupings are referred to as rows.
What is the name of the row data?
You may think of a row data type as a row of columns with various data types that are stored in a single database table column. Row data types adhere to the same fundamental principles as database tables. A row data type's columns are referred to as fields.
What is the name of a table's first row?
A row at the top of a table that labels each column is known as a table header. For instance, the table below has three columns with the headers "Name," "Date of Birth," and "Phone."
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An assembler O a converts assembly programs into machine code. O is essential for converting mnemonics into source code.O is a type of microprocessor. O converts object code into machine code.
A program that translates assembly language into machine code is known as an assembler. Assembly programs are transformed into machine code by an assembler.
What does "assembler" mean in a microprocessor?An assembler is a piece of software that accepts basic computer instructions and turns them into a pattern of bits that the computer's processor may utilize to carry out its operations at the most fundamental level. These directives are sometimes referred to as "assembler language" or "assembly language," depending on who you ask.
A compiler or an assembler is used to convert a program?An interpreter is a computer software that directly executes—that is, carries out—instructions written in a programming language or scripting language without first compiling them into a program in machine language.
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Select a correct statement regarding encryption methods. Multiple Choice O Most companies prefer using asymmetric-key encryption method for data transmission. O Symmetric-key encryption method is used to authenticate trading partners. O Only asymmetric-key encryption method can ensure confidentiality. O Asymmetric-key encryption method is used to create digital signatures.
The correct answer about encryption method is option (D). Asymmetric-key encryption method is used to create digital signatures.
Asymmetric cryptography or known as asymmetric key encryption or also known as Public-key cryptography generally can be defined as the field of cryptographic systems that use pairs of related keys. A corresponding private key and also a public key is contain in each of asymmetric key encryption. Cryptographic algorithms based on mathematical problems that termed one-way functions is usually used to generated in key pairs. One of the example of asymmetric cryptography is Rivest Shamir Adleman (RSA) the Digital Signature Standard (DSS).
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Which of the following types of auditing requires access to source code?
Question options:
1. Use Case Testing
2. Code Review
In order for a subject to be _____, the system must first ____ the subject and then record the subject's actions.
Question options:
1. accountable, identify
2. accountable, authorize
The correct options are 2 for both the cases i.e., Code Review is the type of auditing requires access to source code and in the second question, for subject to be accountable the system must first be authorized.
What is a system in computer terms?A computer system is made up of carefully chosen hardware components that work well with the software components or programs that operate on the computer. The main element of software is the operating system, which oversees and provides services for other computer programs.
What function does system software serve?The computer itself is managed by system software. It functions in the background to maintain the computer's core functions so that users can access higher-level application software to perform particular tasks. In essence, system software provides a framework for using application software.
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