Give an example and an explanation of the phrase "foreign key"
Q: Describe how the quicksort's performance is impacted by the pivot and cut-off values that are…
A: The Divide and Conquer tactic is the foundation of QuickSort's design. It will select a pivot…
Q: Which of the following plays an important role in representing informa- tion about the real world in…
A: Data definition language is a language that allows the user to define the data and their…
Q: ython
A: Coded using Python 3.
Q: Describe the algorithm used by your favourite ATM machine in dispensing cash. (You may give your…
A: Answer: We need to write the algorithms of ATM machine in dispensing cash in brief explanation in…
Q: a. Find the subnet mask b. How many valid hosts are created?
A: The answer is
Q: In GSM, a "TDMA frame" is composed of eight distinct time slots. Each GSM time slot is 577 s…
A: TDMA The number of TDMA channels on a carrier frequency is also determined by the amount of time…
Q: Implement the following: Given: item1 = "Pens" item2 = "Pencils" price1 = 0.99 price2 = 1.5…
A: An f-string is a literal string, prefixed with f in which contains expressions inside braces.
Q: (c) Prepare a structured programming language for the following flowchart given in Figure 2. No…
A: This flowchart diagram has LED1, LED2, LED3 in the microprocessor ports practically.
Q: Green Carpet Company wants a program to compute carpet costs. The program prompts the user for two…
A: Green Carpet Company wants a program to compute carpet costs. The program prompts the user for…
Q: Write a Python program that takes a dictionary as an input and then outputs the average of all the…
A: A dictionary is a list that contains key:value pairs. The key is unique, but the value need not be…
Q: Any floating-point representation used in a computer can represent only certain real numbers…
A:
Q: Describe any three appropriate sorts of challenges that may be implemented using reinforcement…
A: Given: The field of artificial intelligence known as reinforcement learning (RL) is concerned with…
Q: The memory location at address 00002001 contains the memory variable. What is the data memory…
A: Here in this question we have given memory data with their memory address..and we have asked that…
Q: What is the main function of router?
A: One or more packet-switched networks or subnetworks can be connected hy using a router. By sending…
Q: Exercise 7.13 JHTP (Date Class): Create a class called Date that includes 3 instance variables—a…
A: Task : Define the Date class. Members: month , day, year Add constructor and other methods Show the…
Q: Is the analysis and design process for object-oriented programming something that can be codified?
A: The question has been answered in step2
Q: Complete the following table. Customer Arrival Time 0 3 8 10 15 28 1 2 3 4 5 6 Service Time 10 3 7…
A: Waiting time is the length of time processes must wait in the ready queue before being given access…
Q: Explain the differences between mainframes and supercomputers, workstations and personal computers,…
A: 1. For large-scale, intricate mathematical computations, supercomputers are used while huge…
Q: Give a brief explanation of the word "metadata," and cite some specific. instances.
A: Advantages of distributed databases management system:- -> In distributed database management…
Q: Consider a single-platter disk with the following parameters: rotation speed:7200 rpm; number of…
A: Given Data : - Rotation Speed = 7200 rpm No. of tracks on one side of platter = 30000 No. of…
Q: I'd like to send in a PowerPoint presentation to have the APA citations and references checked again…
A: In order to display information, PowerPoint, developed by Microsoft, enables users to construct…
Q: It should be clear that disk striping can improve data transfer rate when the strip siz is small…
A: let us see the answer:- Introduction:- RAID 0 disk Striping A redundant array of independent discs…
Q: Design Document or Design Presentation Submit your completed Design Document Template Word Document…
A: According to the information given:- We have to follow the instruction mentioned in order to make…
Q: Define about Synchronous DRAM (SDRAM). ?
A: Dynamic random access memory (DRAM) that is synchronised with the clock speed that the…
Q: Under what circumstances might a company justifiably charge a much higher price for a software…
A:
Q: Alter the MAINTENANCE_TYPES table to include a new column named MAINTENANCE_PRICE of type FLOAT.
A: ALTER TABLE MAINTENANCE_TYPES ADD MAINTENANCE_PRICE float; Alter Query is used to change the DDL…
Q: - Which of the following plays an important role in representing informa tion about the real world…
A:
Q: The data for this product is stored in the text file named GasPrice.txt [The image]. The file…
A: Algorithm: Open and read the file GasPrice.txt Delete new line \n from the list in file Define…
Q: Shown below are 4 processes that are deadlocked. Also shown are the costs of killing each process.…
A:
Q: What is Disk Geometry ?
A: A hard disc is made up of numerous individual disc platters stacked on a single spindle.
Q: 70.0-79.99 C 60.0-69.99 D <= 59.99 F Write an HLA Assembly language program that implements the…
A: The following C code corresponds to the Problem Statement:
Q: If we treat 2 twos complement numbers as unsigned integers for purposes of addition, the result is…
A: The statement given is:- If we add two twos complement numbers as unsigned integers, then the result…
Q: Let A = {a, q}, B = {3,8,9). ▸ Question 1 Question 2 Which of the following statements are true?…
A: Given sets are, A={ a, q} and B={3, 8, 9} A×B contains the sets of elements in which first element…
Q: 15. To convert hexadecimal sequence of computation.. * no. 32 b16 to octal choose the correct 32 b16…
A: Hexadecimal number 32b16 can be converted to octal :- By 32 b16=(2*1s)+(3*16s)=50; 64s…
Q: (a) What services does the network layer provide to the transport layer? (b) Are data packets…
A: a) Network layer provides various services It is responsible for logical addressing of the packets…
Q: The Developers team also wants you to ensure that emails are converted to lowercase after an update…
A: A collected information or structured data in the form of table that are stored electronically which…
Q: Describe in detail the FIVE (5) stages of data analytics process that can be applied in Covid-19…
A: Introduction: Individuals across all disciplines and at all phases of their vocations can foster the…
Q: Explain how I would go about building and implementing an adaptive maintenance program in robots, as…
A: Institution: Network security is essential since data is a company's most valuable resource. In…
Q: You are given 4 items as {value, weightpairs in this format {(20,5), (60, 20), (25, 10}, {X, 25).…
A:
Q: 1. Write a C# Sharp program to compute the sum of the two given integer values same, then return…
A: Introduction: In this question, we are asked to write the C# program to get the sum of two numbers…
Q: A DMA module is transferring characters to memory using cycle stealing, from a device transmitting…
A: It is defined as Direct Memory Access is a technique for transferring data within main memory and…
Q: Let X = {-1, 6, 11, 15, 17). Letf: X→ Z by f(x) = 7x + 15. The range of the function is
A: Note: This is a multiple questions based problem. As per company guidelines only first question is…
Q: What kind of RAM should you use with an i5-4590 operating at 3.3 GHz? In relation to the Computer
A: 1. HyperX Fury Ram for i5-4590 hyperx fury Type: DDR4 | Capacity: 16 GB | Speed: 3200 MHz | Item…
Q: In the industry of call centers, what kinds of talents do you believe are necessary?
A: INTRODUCTION: A call middle or call center may be a overseen capability that can be centralised or…
Q: Suppose that a DBMS recognizes increment, which increments an in- teger-valued object by 1, and…
A:
Q: Give a brief explanation of the word "metadata," and cite some specific instances.
A: Metadata, also known as data that describes other data, is organized reference material that aids in…
Q: Write a note on Storage Technologies ? Give some examples of storage ?
A: A space in a system or computer where data can be stored and retrieved later whenever required is…
Q: A microprocessor scans the status of an output I/O device every 20 ms. This is accom- plished by…
A: Introduction: In this question, we are asked to calculate the time to scan and service the device in…
Q: Consider the following pushdown automata: MI: Q = {q0, ql}, E = {a, b}, r = {x}, q0 = q0, F = {q¹},…
A: Pushdown automaton is based on the input symbol and top of stack. It will pops the top of stack and…
Q: Are qr generator and qr code software or hardware?
A: QR code stands for a Quick Response code. A ‘Quick Response Code’ also known as QR code is a…
Give an example and an explanation of the phrase "foreign key"
Step by step
Solved in 2 steps with 1 images
- For each table, identify each of the following when possible: a. The primary key b. A superkey c. A candidate key d. The foreign key(s) e. A secondary key"Referential integrity constraint" is a term used to describe this. Using real-world examples, demonstrate the use of the concept.Give an example of a primary key
- which of the following can be determined from Turnitin's Index? a) How much plagiarism was committed b) whether or not sources are cited c) whether or not sources were cited appropriately d) none of the aboveWrite a SQL statement to get the list of all the law firms from thedatabase in alphabetical order by firm name. Include all thecolumns from the LawFirm table.Write a SQL statement to get the list of all the law firms with aname that contains the letter Z. Include all fields from the LawFirmtable.Write a SQL statement to get the list of all the lawyers, showingonly the name and surname of the lawyer, and the name of theirfirm. What is the difference between the WHERE and HAVING clauses in SQLstatements? What is the purpose of an index in a SQL database?What part do access restrictions play in the overall scheme of things in the modern world? Please be sure to include at least two distinct instances of access restrictions in your answer.