Databases Questions and Answers August 10, 2021

Integer loopNum is read from input. For each number from 0 to loopNum both inclusive, output the number's value of question mark characters ( ' ? ' ) followed by the number on a new line. Click here for example Ex: If the input is 5 , then the output is: 0 ? 1 ? ? 2 ? ? ? 3 ? ? ? ? 4 ? ? ? ? ? 5

If we have a limited signal on 0 , a and we have a system S that must execute something on X can to make it periodic with a period of b > a what it must do ? , is multiplying by cos ( 2 pit / b - a ) will do it ?

As part of a forensic investigation, you collected the ARP table of some systems, containing MAC addresses and their corresponding IP addresses. What layer of the OSI model these addresses operate at ? a . MAC address at layer 1 and IP address at layer 3 b . IP address at layer 2 and MAC address at layer 3 c . Both MAC address and IP address at

Ticket machines, ATMs, digital cameras, and robotics all use _ _ _ _ _ _ operating systems. a . multiuser b . embedded c . virtual d . mobile

Attach illustrations for each section, and make the analysis as clear as possible. 2 . 1 FIFO - First In First Out FIFO - First In First Out is one of the most popular logic circuits in digital systems. It works as a buffer memory, where the data which is written to first will be the data read out first as Figure 1 . The implement logic is often

In the Doctor's appointment logistic model example, which feature is most likely to predict a significant no - show? Diabetes Waiting time Alcoholism Age

Topic: Discrete Mathematics and its Applications" Chapter 13 Modeling Computation:Turing Machines 2. Variation on 13.5# Construct a Turing machine with tape symbols 0,1, and B that, when given a bit string as input, replaces the second 0 with a 1 and does not change any of the other symbols on the tape

With religious hostilities more evident since 9 1 1 and fears of violent attacks on houses of worship, some high profile U . S . religious facilities or symbols have added this role to their staff: private sector investigators security director positions contract security proprietary security

I want example for part Using Virtual machine / virtual studio code you can install any suitable blockchain platform ( Etherum IDE Rmix, Hyperledger fabric or IBM blockchain platform to perform the following: a . Smart Contract with analyzing the code ( 2 0 marks ) ( Analyzing all files codes and plugging in Remix ) b . Deploy the function and

In the terminology a 5 0 0 - N block, the 5 0 0 - N refers to the block's: mass. weight. force. None of the above.

from java algorithms classes. 4.29 - Modify the MemoryCell to implement Comparable Because the MemoryCell class uses objects as instance variables we can't figure out a sorted order. So we will use the GenericMemoryCell class from above as it already has a more general AnyType in it. The first step is to get those instance variables to not be

In what year was the first public release of java

1) Consider the following BNF where is the start non-terminal nowing BNF where is the start non-terminal. Assume the terminal ident represents a nonempty sequence of letters. Similarly, the terminal number represents a non-empty sequence of digits. Symbols inside of single quotes represent those symbols as terminals. ::= '(^ ) | number | ident ::=

handwrite the solution please c++ 2. Wanita wrote code to implement a queue using a linked list. The code starts: struct QNode { double val; QNode *next; }; class My Queue { QNode * front; // points to oldest item QNode * back; // points to most recent insert MyQueue ( ) : front(nullptr), back(nullptr) { } Give suitable code for a de-queue

Part B: Java Programming Problems. Choose 2 of the following problems. Each solution is worth 20 marks. You are expected to use comments in your code. Marks will be deducted for incorrect brackets, syntax etc, so be careful as possible (40 marks). 23. Create a new program that reads in a list of 10 names from a text file and then prints them out

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CSCI 3700 - Introduction to MIS Assignment 4-Entity Relationship Diagram Entity relationship diagrams document the relationships between entities in a database environment. The following is an example from the textbook (p 254) Address Name Email Ships Hem Orders Price Forwards Credit Card Creates Order Number Entity Relationship Attribute :0ne

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Using Linux Terminal, how can I write this as a bash script? CIS 345 Homework 1 1-28-20 Suppose Wayne Electronics Inc. has a file named customers and contacts.txt with following fields: First Name, Last Name, Sweet Address, City, State, Zip code, Phone number, Social Security Number, and Date of Birth all delimited with tab characters as shown in

code to sConsider a random 5 \ times 7 matrix A and a suitable b and show the REF, RREF, pivot columns, non - pivot columns, the particular solu tion, the solutions to Ax = 0 , the general solution and verify the general solution.python

a. Write an application for Cody's Car Care Shop that shows a user a list of available services: oil change, tire rotation, battery check, or brake inspection. Allow the user to enter a string that corresponds to one of the options, and display the option and its price as $25, $22, $15, or $5, accordingly. Display an error message if the user

Surabi is a chain of restaurants. Till this time there billing system was manual but due to COVID 19 they wanted to have a Billing System to provide better service to their customers. 1. As a user I should be able to log in and log out and register in the application. 2. As a user I should be able to see all the items available along with the

Gate the Function F using the Boolean algebra F 0 0 0 1 0 1 1 1 A B 0 0 1 0 0 1 1 1 0 0 1 1 1 1 C 0 0 0 0 1 1 1 1 F = ABC' + AB'C + A'BC + ABC

java We wish to compute the sum of all odd "integers" between nt and n2. Note that nt and n2 are either, both long integers or both "big" integers and n2 is always greater than n1. Compare the design using 5 different methods. The following UML diagram shows the five different methods: Supp4 -static long sumOdd tong nilone ) -static long sumOdd

Database Question Using the invoice table structure shown below, do the following: CUS CODE UNIT INVOICE INVOICE QUANTITY PRICE(S VENDOR CUS FNAME CUS LNAME CUS PHONE END CODE PHONE PROD CODE PRODUCT NUM DATE QER34256 Sledge hammer, 16-b. 0011 Leona 10011 Leona 10011 Leona 10012 Kathy 10012 Kathy 10012 Kathy Dunne ( Dunne Dunne Smith Smith Smith

We will define a ring to be sorted bi-directional circular list that is implemented using links. Each node in the ring will have a backward and forward link and a data entry. The ring will be sorted in ascending order following the forward links. Of course, since the ring is circular, there is a discontinuity in the sort at the head (the start/end

Help with this program in c++ language Exercise #4: rite a C++ program that will calculate how much of a profit an investor will make. You will need to get the following input the number of shares they purchased the price of the stock (per share) when they purchasedit the price of the stock (per share) now The formula to use: Profit (# of shares *

Please read the question carefully and select the best choice to fill in the blank. What is the conventional way of communication for designers? OPTIONS Verbal language Written Language Objective Language Technical Language

1 MATLAB/Octave Programming 1. Use the for loop to simulate a chaotic system defined by the following recursion i) Ai-1)(1-x(i-1)) for between 3.8 and 4, and 0

Considering a system with five processes P 0 through P 4 and three resource types A , B , C . , Resource type A has 8 instances, B has 6 instances, and type C has 9 instances. Suppose at time to following snapshot of the system has been taken: By applying the banker's algorithm What will be the content of the need matrix? Is the system in a safe

ciphertexts: C1='10000110100100110010100111010010101101001010101100001000011111111100110001110011100010101110100010101010011001100010110110001111101110000001010110110101010011100010110101111110011000101100010111000111'

Please make sure the primary keys, foreign keys are mentioned clearly. Any ambiguity could lead to you losing points. Question 1: (40 points) The following is the business environment of Enterprise Car Rental. A car is manufactured by one manufacturer only. A manufacturer manufactured at least one of Enterprise's cars. A car could have had many

2. [20pts] Let G and L stand for the relations > and and

Show that 1 - pixel thick lines in images can be detected with the help of the mask given below. Which directional lines can be found with this mask? On binary line segments Make your proof by using the answers given by the mask. A total of four basic directions ( horizontal , + 4 5 \ deg , vertical and 4 5 \ deg ) write down the other masks with

Q1- Build a Global Conceptual Schema (GCS) from the following given local conceptual schemas (problem 7.4 ) Use this textbook to answer above question: Problem 7.4 (*) Consider the two databases given in Figs. 7.17 and 7.18 and described below. Design a global conceptual schema as a union of the two databases by first translating them into

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Use classes BinarySearchTree, AVLTree, RedBlackBST, SplayTree to create four search trees. 1 . For each tree: a ) Insert 1 0 0 , 0 0 0 integer keys, from 1 to 1 0 0 , 0 0 0 ( ascending order ) . Find the average time of each insertion. b ) Do 1 0 0 , 0 0 0 searches of random integer keys between 1 and 1 0 0 , 0 0 0 . Find the average time of each

Which of the following is FALSE about a quarantine process? a . It is most often used with email attachments. b . It holds a suspicious application until the user gives approval. c . It can send a URL to the document that is on a restricted computer. d . It can send a sanitized version of the attachment.

plz answer full lenght detail: 1) Discuss change control and how changes to validated systems shoul d be man a ged using examples. 2) Discuss GMP regulatory requirements in the medical device industry.

What does the Block in a blockchain contain Group of answer choices A ) Transaction data A , B & C C ) Timestamp B ) Hash Point A & B

"UNIVERSITY MANAGEMENT SYSTEM" Describe the following points of the given ER Diagram. (If any mistake found in ER Diagram then please correct it) 1. The details that would lead to forming relationship types shown in the following ER diagram. 2. The details that would lead to Cardinality Ratio for each relationship type shown in the following ER

Question 2 (20 MARKS) The Nusa UniCity is a convenience college university that has three building of hostel (block A, B and C) located in Nusajaya. At the end of each year, the management wants to know the total bill of these hostels from January to December. They have decided to use a computer program to help them in analyzing the h been

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I. One thousand Australians were asked which websites they had visited in the previous week. The results were: \ table [ [ Type of sites,Number ] , [ Auction , 1 2 2 ] , [ Banking , 2 4 5 ] , [ Classifieds , 2 1 3 ] , [ Dating , 4 1 ] , [ Email , 5 5 2 ] , [ Gaming , 1 3 2 ] , [ News , 3 3 5 ] , [ Online music site, 1 8 6 ] , [ Search engine, 7 4

User what is the radius of convergence of the infinite serious 5 ^ n - 1 x ^ n

Which adapter is being used for FCoE traffic? Host Bus Adapter ( HBA ) Network Interface Card ( NIC ) Converged Network Adapter ( CNA ) HDMI adapter

Convert the following textual description to an entity - relationship diagram in UML notation. Please spend time differentiating between entities, attributes, relationships and values of attributes. If you are identifying a strong entity - make sure you identify a primary key for it . You are not required to use superclass / subclass hierarchy for

Transform ER into Logical Convert the below ER model drawn to Logical model. PLEASE DRAW THE MODEL AND ATTACH IT TO YOUR SOLUTION. DESCRIBE CREALY ABOUT THE MINIMUM AND MAXIMUM CARDINALITY, FOREIGH KEYS AND PRIMARY KEYS.

Which characteristics make cloud solutions financially appealing to smaller enterprises?or False: All of the following are interpreted languages? Ruby JavaScript Python

Draw context data flow diagram for Hotel Reservation system based on the following scenario: Hotel reservation system deals with two external parties, which are guest and admin. The system provides room information to guest, and receives filled reservation and cancellation forms from guest. On other side, the system provides reservation /

Which ones of the following descriptions are true _ _ _ _ _ _ . A . A Windows application is event - driven B . An event can occur when the user interacts with an object, such as clicking a button C . An event - driven application executes code in response to events D . VB . NET applications are created in an integrated development environment (

CASE STUDY 3+1 Data Mining Helps Students Enroll in Courses with Higher Chances of Success Austin Peay State, a uni- versity near Nashville, Tennessee, is applying a data-mining approach to higher education. Before students register for classes, a robot looks at their profiles and tran- scripts and recommends courses in which they are likely to be

Solve using MATLAB, use any picture. Solve only the sepia part of the problem (last part). The code below is how far I got, but the image isn't turning out "sepia" instead its green Problem 4 - Color Image Processing A color image is just a composition of 3 separated 2D matrices that corresponding to color channels of red, green, and blue. For

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Question 2: Find the adjacency matrix of the given graphs with respect to the vertices listed in alphabetic order. Question 3: A graph G has order 24 and size 72. The degree of each vertex is 3,6 or 9 . There are 6 vertices of degree six. How many vertices of degree 3 and 9 ? Question 4: Find the cut vertices, cut edges, vertex connectivity and

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Question 3 1 pts After executing the following program, what is the value of $pc at clock cycle 20? Assume the instruction at memory location 0x100 is executed at clock cycle 1 and each instruction takes 1 clock cycle to execute Express your answer in the following format: 0xOAB (zero, lowercase x, followed by 3 hexadecimal digits, capitalizing

Out Shower con Compleo connet b) CC den linin reduce the best in tractioning the same variable Two instruction in the pipeline fetchinswond the memory in the same thing One instruction with two operands C None c) The CPU unit that decodes the d) It is a register that holds the word that is instruction is read from the main memory The ALU PO

installation. minimize the actions that you must perform on each computer. What should you do next? Create an unattend file on a USB drive. On each computer, edit the BIOS to boot from the USB drive first. Insert the Windows installation disc into the DVD drive and the USB drive into a USB port. Create an unattend file on a USB drive. On each

Using the java.util.scaneer Create a code for a dice rolling sub-method. The sub-method will have one double parameter and a void return type. The parameter will determine the number simulated rolls of two six-sided dice. For each roll, the program will record the result. The possible results after rolling two six-sided dice are 2, 3, 4, 5, 6, 7,

Java&HTML Tic Tac Toegane : index.html countdown Times 1min 8 possible of the ways to win. . user for * X * *do's use images! us Computer -Computer plays candonly (location of X6) . If times reaches to before all 9 computer mins. Computer starts first always d plays with many spaces filled

This is a C++ question. I am supposed to write code to solve the following problem. Im used to code written in Visual Studio, therefor im used to "using namespace std" "Library" Design and implement a Book class, to be used as part of software for a library. Class Book should have members for the ISBN, title, author, copyright date.Also store data

3 . What are the functionalities of transport layer in OSI model? Explain briefly each ( 2 0 points )

Consider the function y=f(x), whose graph is shown below. By observing the behavior of the graph: a. Find all discontinuities of f(x) and identify their types. b. State the redefinition that removes the removable discontinuity. c. Find the values a such that limxaf(x) does not exist

QUESTION 6 Structured query language is a standard query language used to enhance security, plan capacity requirements, and design backup that offers voice commands as a means to access a database that uses the signals transmitted via the phone to access databases O used to manipulate information in relational databases

Can you please provide me with the C++ code and output of this algorithm according to this graph (go back to step-2 , 6 times.) Algorithm for Connectedness and Components: The following algorithm checks the connectedness of graphs. S-1: Set H=G and component count c=1. S-2: Choose an arbitrary vertex v of G. S-3: Fuse all vertices in the

Write a static method named oddListFromQueue that takes two parameters: an array-based unbounded queue of integers and an array-based unsorted list of integers. The method should move all odd integers from the queue, if any exist, into the list. Example: if the parameter queue contains: 2 3 8 10 14 7 After calling the method oddListFromQueue , the

Need to use relational algebra - so like this notation for example LName='Rockwood Lake' ( Phone, SID (CatchReport) LName (Swim)) Schema: Member(MName, Phone, Street, MCity, Province, Postal) CaughtReport(Phone, TagID, Date, Time, BID, SwimID, Weight, Condition) Pound(PName, PCity) PoundGround(PName, PoundGroundID, Location, NickName) breed(BID,

3. Suppose that the five measured SampleRTT values (see Section 3.5.3) are 106 ms, 120 ms, 140 ms, 90 ms, and 115 ms. Compute the EstimatedRTT after each of these SampleRTT values is obtained, using a value of 0.125 and assuming that the value of EstimatedRTT was 100 ms just before the first of these five samples were obtained. Compute also the

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Address each of the following in your initial post: Compare and contrast at least one cloud service provider with Microsoft OneDrive. These may include iCloud, Google Drive, and others. ( Note that we are looking for storage services rather than streaming services for this discussion. Referring to this unit's tutorials or external resources, how

Is the following HTML code valid or invalid? We changed the font in this paragraph. Valid Invalid

Suppose taking quadruples as intermediate code form, what is the sequence of intermediate code generated according to the SDD we learn in the course. Given a source code below: While a>0 || b0 then a := a -1; else b:= b + 1; } Suppose taking quadruples as intermediate code form, what is the s equence of intermediate code generated according to the

Write a Python program that creates two parallel lists list 1 and list 2 containing random integers in the range 1 0 to 4 0 and then computing and printing the sum and the product of their corresponding element: and the averages values of each list and of the sum and product values. A sample run is given below:

The assignment should be implemented in Java . Utilization of technologies such as RMI and JMS are not allowed . Problem Description Using a client-server architecture, design and implement a multi-threaded server that allows concurrent clients to search the meaning(s) of a word, add a new word, and remove an existing word. Sockets Threads Hence,

how to extend the boolean X-OR function f : {0, 1} 2 {0, 1} (defined by: f(a, b) = 1 iff (a, b) = (1, 0) or (0, 1)) to a two-layer neural network F : R 2 F1=HA1 R 2 F2=HA2 R with Heaviside step activation function. (a) Explain in your own words why a single-layer neural network cannot possibly extend the X-OR function, no matter what activation

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Please write the code using C language (not Java nor C++) .You can use Modulo-division Hashing for the hash algorithm of this question (or some other hashing algorithm if you like, but please mention the type of algorithm used). The size of the hash table is 4. Please create a hash table according to the data of table13-4. If a txt file is used,

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Which three options are FIP functions? ( Choose three. ) discovering FCoE VLAN acquiring FPMAs establishing vFC links between VN Ports and VF Ports configuring two default FCoE vHBAs buffer - to - buffer crediting traffic separation of up to eight logical connections

To say two premises are linked means:

Derive a minimized Boolean expression for the following k - map:

Data structures C++ What is the problem in this enqueue function ? Select one: a. QueueFront doesn't always point to the first element b. New element doesn't be pointed c. This function works without any problem d. QueueEnd doesn't always point to the last element class QueueLL private: struct Node int key; Node next; Node* queueFront; Node*

l need steps t rattuth tale 5tle alerie all are - IE THE IV (wind sis M par tether with a . t rattuth tale 5tle alerie all are - IE THE IV (wind sis M par tether with a

Q 1 : Consider a machine with a byte addressable main memory of bytes and block size of 8 bytes. Assume that a direct mapped cache consisting of 3 2 lines is used with this machine . How is a 1 2 - bit memory address divided into tag, line number, and byte number? Into what line would bytes with each of the following addresses be stored? 0 0 0 1 0

write a verilog code for The Register File look at the explanation below Show all images Show all images Show all images done loading

Consider representing the numbers with eight bits. What is the binary 1 ' s complement form of the following decimal number - 3 5 ?

Eight - queens problem Consider the classic puzzle of placing eight queens on an 8 \ times 8 chessboard so that no two queens are in the same row or in the same column or on the same diagonal. How many different positions are there so that a . no two queens are on the same square? b . no two queens are in the same row? c . no two queens are in the

Consider the RSA cryptography algorithm with p=7 and q=11. a. What are n and z ? b. Let e be 17. Find d such that de=1(modz). c. Encrypt the message m=8 using the public key(e,n). Let c denote the corresponding ciphertext. d. Decrypt the ciphertext c using the private key(d,n). Let m denote the corresponding plaintext

Habib, a writer, uses Microsoft Word to write, edit, and prepare his manuscripts for publication. Microsoft Word helps Habib to complete his work with minimal effort. In this scenario, Habib is using _ _ _ _ _ . Question 1 5 options: system software antivirus software applications software malicious software

In AlexNet, the input image is 2 2 7 \ times 2 2 7 \ times 3 and the first convolutional layer contains 9 6 filters with K = 1 1 and stride = 4 . i . What would be the width, height and depth of the output with padding = 0 . ii . What would be the width, height and depth of the output with padding = 2 .

During the lesson, a maze was given for the robot to traverse and locate the treasure. What is the optimal path for the robot to take? This would be the least number of movements. Group of answer choices Right, right, down, down, right Right, right, right Down, down, down, right, right, right, up Down, down, down, right, right, up , right

please help me with all questions. The code was written on linux environment using C. Question 1: This code snippet is noncompliant. Diagnose and explain why? #include errno.h> #include void func (const char *filename) FILE fileptr; errno = 0; fileptr = fopen(filename, "rb"); if (errno !=0) Handle error *)

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translate following to machine code. addi $s0, $0, 10

Have an idea in mind,but need some assistance. I would like to create an Excel VBA program where multiple people can enter certain data , and when that data gets submitted it triggers a lock to open. What kind of equipment/ tools would I need to create a lock that can work with Excel, if possible? Is something like this even possible? If, yes can

Suppose for languages A and B, define an operation A#B in the following way: A#B = {w/w = a1b1a2b2...akbk where aja2...Ak E A and b1b2...bk E B and Vo

Raw signal strength is not a suitable cost metric for making routing decisions using Bellman - Ford based algorithms.the network link between E and H to drop out, meaning data can no longer move between those two nodes. By continuing from the steady state found in part b ) , determine the updated route from A to J .

We often think of power as hierarchical only. Which of the following are also characteristics of power as relational? Question 1 0 Answer a . Power is a strategy and exercised in relation to something. b . Power is a multiplicity of force relations c . Power is everywhere and relational d . Power is a productive dynamic, a relation and not a

4. Consider the following C++ code int b, d //LINE 1 a- new int; a-3 b - new int //LINE 2 I/LINE 3 //LINE 4 //LINE S -8a d &b; //LINE7 //LINE 8 //LINE 9 delete "c; "c new int; //LINE 1e I/LINE 11 //LINE 12 //LINE 13 delete d; d- new int d 10; //LINE 14 //LINE 15 //LINE 16 //LINE 17 a. List all leaked memory allocations (give line numbers where

Researchers collected measurements from loblolly pines. Split the dataset into training / validation and test datasets using train _ test _ split ( ) with the following parameters: the original dataframe the test _ size parameter set to the test proportion the random _ state parameter set to rng

IS 352 Exercises Conditional Execution (Python Programming) 1. Ask the user to enter two letters. Report whether the letters are the same. 2. Ask the user for their grade on Homework 1 and report their letter grade (A: 100-90; B: 89-80; C: 79-70; D: 69-60; F: 59-0). 3. Generate a random number. Report the number and whether the number is even or

C++ program o Tools Window Help 4 ) 80% CO Mon 11:09 PM a Ch3 Control Structures.v2pdf (page 43 of 71) Given an array literal that has 5 float numbers, find the max and min numbers. Use "for" and "if/else" statements. (note: not two 'for' loops). Hint: Need to define two variables to store the max and min numbers Display the max number on console

1-22 through 11-28 are based on the Problems and Exercises 11-22 through 11-28 are description of the Fitchwood Insurance Company that was in duced in the context of Problems and Exercises 9-46 through 9-54 in Chapter 9. Problems 9-46 through 9-54 are based on the Fitchwood Insurance Company case study, which is described next. Fitchwood Insurance

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drw a flowchart on Allow the user to perform a simple task on a calculator on the basis of a given choice as follows: + , , \ times , / , or % representing the arithmetic operators A Average of two numbers X Maximum of two numbers M Minimum of two numbers S Square of two numbers Q Quit.

Exercise 9 . The Python function Sharpe _ Ratio uses a "helper" function data _ func to calculate the a , b , R a , R b and from a data set of 2 0 stocks. This data is then used by the sharpe _ Ratio function to calculate x and y ( x - optimal and y - optimal ) and return the optimal Sharpe Ratio s _ max. Finish Sharpe _ Ratio by filling in the

c . Given the following code segment: for i : = 1 t o 2 0 d o i f i > a + 5 then x : = x + 2 else y : = y - 1 d . Translate the code segment into abstract syntax trees, quadruples, and postfix code. e . Give quadruples, triples and perhaps 3 - address code for an assignment statement a : = b * * - c + b * * - c

The references at the end of your paper should appear in alphabetical order by authors' surname or by title ( if there is no author ) , regardless of type of reference ( book , film journal article, website, etc. ) . under separate subheadings according to type of source. first under those with authors, then those without. numbered in the order in

A large part of Kelly's job with a software development company is to monitor the servers to ensure that they are not overloaded by the computers that are connected to them. Kelly holds the position of _ _ _ _ _ _ _ _ _ _ in the organization. Infrastructure Manager Network Administrator Support Analyst Database Administrator