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computer science
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october 2018
30

Programming Questions and Answers October 30, 2018

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Imagine that the floor has safe spaces ( stone ) to step on and dangerous spaces ( lava ) that if you step on you could get hurt. But this floor is tricky as the safe and dangerous spaces switch ( stones become lava and lava becomes stone ) . In this assignment, you will write a program that simulates a sequence of safe spaces ( stones ) . Your

How to solve In image processing, separable filters offer computational efficiency compared to non - separable filters. Explain the concept of separable filters and discuss their significance in optimizing image processing tasks. Provide an example of how separable filters can reduce computational complexity. Additionally, choose three common

Determine the best category for each sequence. Note: Some sequences may not fit into any of the provided categories. Arithmetic Geometric 5 , - 5 , - 1 5 , - 2 5 , - 3 5 , - 4 5 , dots 3 , - 6 , 1 2 , - 2 4 , 4 8 , - 9 6 , dots 2 , 9 , 1 6 , 2 3 , 3 0 , 3 7 , dots 2 5 6 , 1 2 8 , 6 4 , 3 2 , 1 6 , 8 , dots Recursive 1 , 4 , 9 , 1 6 , 2 5 , 3 6 , 4

Which collection is immutable but could contain mutable elements? a . string b . list c . tuple d . set

Select the values below that equal the decimal value 2 5 5 . Question 8 options: Binary 1 1 1 1 1 1 1 1 Binary 1 1 Binary 1 0 1 0 1 0 1 0 Hex #FF Hex #FA

Consider the following cases: Case 1 : Word vectors trained on the medical domain corpus that is used for the sentiment classification of the Amazon reviews of a laptop Case 2 : Word vectors trained on the entire Wikipedia corpus used for the sentiment classification of the Amazon reviews of a laptop Which of the following will give more accurate

2 0 . ( A generalized Dominated Convergence Theorem ) If fn , gn , f , g in L 1 , fn f and gn g a . e . ,

The "exceeds authorized access" clause of the CFAA applies only to those who obtain information they do not have access to , not to those who misuse access they otherwise have. True False

Which of the following statements is FALSE? a . Methods range and rangeClosed each takes two int arguments representing the range of values b . Method range produces a sequence of values NOT including both of its arguments c . Methods range and rangeClosed each produces an ordered sequence of int values d . Method rangeClosed produces a sequence

A database management system is a software utility that stresses the storage of nonredundant data without the expectation of providing a data integration capability. 1 ) True False

What is the big - oh notation for the following operation? Generating a postfix expression from an expression tree

QUESTION 3 ( 2 0 Marks ) The article emphasises that computer viruses and worms could grow with tremendous speed via the Internet. Using practical examples, demonstrate how firewalls and encryption can possibly deter such attacks. ( 2 0 Marks )

Which of the following is NOT a main phase in the life cycle of a health information system? A . System implementation B . System cost C . System maintenance D . System selection

C + + Learn how to declare a function that traverses an array. Assignment: Write the definition of a function named selectionSort that takes in the following parameters: an array of 'string' named arr an 'int' n representing the number of elements in arr The function has a return type void. It simply applies a selection sort, in descending order.

How can continuous intelligence be used within the contextontexte of information security

Selection sort is an in - place sort. Group of answer choices True False

give me a summary of cloud computing in vairty way

An articulation point of a graph is a vertex whose removal disconnects the graph. Given an undirected connected graph with \ ( n \ ) vertices and \ ( m \ ) edges, describe an algorithm to find an articulation point ( if one exists ) in time \ ( O ( n ( m + n ) ) \ ) . Explain why your algorithm is correct and why its running time is \ ( O ( n ( m

Software development life cycle methodology for a digital movie website

Each device with a NIC contains a unique identifier, known as a ( n ) _ _ _ address, which distinguishes it from any other network - connected device in the world.

? _ _ _ _ _ _ _ i s t h e p r o c e s s o f c o n v e r t i n g a n o r i g i n a l m e s s a g e i n t o a f o r m t h a t c a n n o t b e r e a d b y a n y o n e e x c e p t t h e i n t e n d e d r e c e i v e r . Q u e s t i o n 3 o p t i o n s : B l a c k l i s t i n g F i r e w a l l i n g A u t h o r i z a t i o n E n c r y p t i o n

Assume that myCar is an instance of the Car class, and that the Car class has a member function named accelerate. Which of the following is a valid call to the accelerate member function? Car - > accelerate ( ) ; myCar.accelerate ( ) ; myCar::accelerate ( ) ; myCar:accelerate ( ) ; None of the choices

Moving files to the trash or recycle bin deletes the file from the drive creates a backup of important files doesn't actually delete files from the drive speeds up applications that are currently running

show diagram representing the steps " The instructions out " The instructions outline the process of creating and processing precinct sheets for an election using a specific database and FTP server. The key steps involved are: Save the file: Save the file as "EXPORT.TXT " in the specified location. Rename the old file: Rename the old file with the

Explain the AVL tree insertion and deletion with suitable example.

Write a set of assembly language instructions that will compare numbers 0 AH and 0 5 H , if they are equal, the program will jump to a branch called L 3 that will ADD the 2 numbers, if not, it will decrement 0 AH until they are equal, then program will jump to L 3 Draw the flow chart

Which of the "five R ' s " approaches to cloud migration results in a cloud - optimized application but doesn't require you to write it again from the ground up ? Which of the "five R ' s " approaches to cloud migration results in a cloud - optimized application but doesn't require you to write it again from the ground up ? Refactor Rebuild

What advantage a DLL implementation may have over a singly linked list?

How would i code the exit in the menu strip so it closes the application ExitMenustrip ( Microsoft visual studio )

Using an example, explain the decomposition of business requirements into software functional requirements. What are some standard functional requirements and how can the subject - object - activity matrix be used to define them?

The second step worth 1 0 points, that since you have successfully found Waldo amongst your classmates, you should implement g e t ? private _ key _ from _ n 1 _ n _ e to get your own unique private key, while n 1 is your key and n 2 is your classmate's public key. def get _ private _ key _ from _ n 1 _ n 2 _ e ( n 1 , n 2 , e ) : d = 0 return d

Encapsulation and decapsulation are important concepts in the context of network protocols. Briefly explain each concept.

1 . Some people think CRM is a return to management thinking, what do you think?

Question 3 4 What is the main federal statue that addresses computer hacking under U . S federal law? Section 2 7 0 1 Section 2 5 1 0 Section 1 0 2 8 Section 1 0 2 9

Q 2 ( 5 marks ) For each of the following arrays of numbers, determine whether or not it is possible to obtain a table with every entry equal to 1 by applying some finite combination of the following operations ( you may apply the same operation multiple times to different rows / columns ) : Select a row and change every 1 in that row to - 1 , and

You are given an array of tress, which are the attributes of some trees in a queue ( not necessarily in order ) . Each tree [ i ] = [ hi , ki ] represents the ith tree of height hi with exactly ki other tree in front who have a height greater than or equal to hi . Reconstruct and return the queue that is represented by the input array tree. The

Create 3 tables, insert values ( 1 - point ) . Answer the queries based on the data above ( 1 - point each ) - Write a query that will calculate the total commission ( order amount * commission percent / 1 0 0 ) by salesperson. - Write a query that lists all orders where colnmission was greater than \ ( 1 0 \ % \ ) - Write a query that lists the

KupaJava hires Lila to manage one of its seven drive - through coffee stands. KupaJava agrees to pay Lila a salary, plus commission. KupaJava controls the standards that should be observed, the goals that should be attained, and the methods that should be used, and controls Lila's hours. Lila is a principal. is an independent contractor. creates

Which of the following measure is not used in describing a continuous data variable? radio _ button _ unchecked Mean radio _ button _ unchecked Variance radio _ button _ unchecked Frequency radio _ button _ unchecked Kurtosis Submit

What are the key characteristics of terrible content creators?

The naive bayes can handle features of different data types ( eg numerical and categorial ) true or false

When you schedule an HTTP Server test, you can modify the default HTTP timeout setting. What does this setting represent?

Which law provides a comprehensive framework for protecting PII in healthcare settings in the United States? CCPA GDPR HIPAA CAN - SPAM

Discuss an algorithm to detect whether two line segments intersect in a 2 D plane. Explain how this algorithm can be extended to identify all intersection points in a set of n line segments. Apply your approach to find the intersections for the line segments: L 1 : ( 1 , 1 ) to ( 4 , 4 ) , L 2 : ( 1 , 4 ) to ( 4 , 1 ) , L 3 : ( 2 , 2 ) to ( 5 , 5

open list set _ option pp . structure _ projections false variables { A B C : Type } / - In the lecture we have introduced the function reverse ( and the auxilliary function snoc ) - / def snoc : list A A list A | [ ] a : = [ a ] | ( a :: as ) b : = a :: ( snoc as b ) def rev : list A list A | [ ] : = [ ] | ( a :: as ) : = snoc ( rev as ) a / -

After running the program below, what will be the values in registers EAX and EBX? mov EAX, 0 1 2 3 ABCDh mov EBX, 4 4 5 5 AABBh PUSH AX PUSH BX POP AX POP BX Question 4 options: EAX = 4 4 5 5 AABB EBX = 0 1 2 3 AABB EAX = 0 1 2 3 AABB EBX = 4 4 5 5 ABCD EAX = AABB 0 1 2 3 EBX = 4 4 5 5 AABB EAX = 0 1 2 3 AABB EBX = AABB 0 1 2 3

3 . A . Write the algorithm for converting infix expression to postfix ( polish ) expression 3 . B . List any four applications of stack.

If you connect your laptop to your phone, you are creating a ( n ) _ _ _ _ _ _ _ _ . Group of answer choices Eduroam local area network wide area network personal area network

Question One: Analyze and approximate the worst case complexity of modified Folyd's algorithm to find the shortest paths between all ordered pairs in any graph .

True / False: If a function has no return statement, the flow of control moves to the next function in the file when the closing brace of the function body is reached. Answer: FALSE

QUESTION 1 8 Which of the following is a VoIP service? a . Google Plus b . TikTok c . Twitter d . Google Hangouts

A network administrator is evaluating the current network infrastructure of a medium - sized enterprise to determine the feasibility of upgrading to a higher - speed network to support increasing demands for data transfer within the company. The existing network primarily consists of Cat 5 e cabling and switches. The administrator needs to decide

Mosa owns a small business. One of his employees spends at least 4 hours a day searching for wholesale products to sell in the store and through the website. In the short term, Mosa wants to implement a quick, inexpensive, and easy - to - install solution to help filter and block potentially suspicious websites. What would you recommend? a .

Define the name of these - average time to resolve an incident, time to escalate an incident, service desk costs, percentage of end - users making use of the service desk, number of calls per day and per hour, can also be measured and documented a . Service metrices b . Service stats c . Incident reports d . Incident and problem data

A company plans to user Microsoft Power Platform. Users require an environment in which they can create their own canvas apps and Power Automate flows. default, developer, production, sandbox

Which two devices have visibility into the application layer of the TCP / IP protocol suite? Switch Router Proxy Server Hub Next Generation Firewall ( NGFW )

The wildcard character " # " in a SQL statement indicates a single, unspecified character. True or false ?

please use basic relational algebra operations please dont use sql functions like count and max. These questions need to be done by only basic relational algebra strategies. Thank you i will thumbs up . Show all images Show all images Show all images done loading

The relational data model was first described in a paper by Dr . E . F . Codd in q , 1 9 6 5 1 9 7 0 1 9 7 5 1 9 8 0 1 9 8 5

Which of the following job titles are commonly associated with information and data management systems? Data Analyst Database Administrator Data Engineer Business Intelligence Analyst

What is the output of the following? x = [ 3 , 4 , 1 , 2 2 0 , 1 , 2 2 5 , 1 , 3 0 ] print ( x . index ( 1 ) ) a . 0 b . 4 c . 1 d . 2

what is meant by a 2 x 3 matrix?

1 point IPv 6 addresses group together four alues, separated by : repeated eight times.

Assume the following code: nums = [ 1 , 2 , 3 , 4 ] num = 5 nums.append ( num ) Why does the code above use the append method instead of the concatenate operator ( + ) when adding a num to nums? Because you need two lists in order to concatenate You cannot concatenate lists Because append comes first alphabetically Either append or + would work

What is the main difference between live and memory forensics? What is the answer? 1 . Live forensics captures data from storage media. 2 . Memory forensics involves system shutdown. 3 . Memory forensics solely focuses on RAM content. 4 . Live forensics is not admissible in court.

What is the full name of the Kimbanguist Church?

which policy shows the time before a password can be reused

A transmitter with an antenna that connects a mobile device to a wired local area network is called a hotspot. transceiver. radio. transmitter. wireless access point.

Integer numTime is read from input as the number of elements in the vector that follows. Perform the following tasks: Output "Forward: " . Use a for loop to output all the elements in vector bikingLogs that are in order. Output "Backward: " . Use a for loop to output all the elements in vector bikingLogs that are in the opposite order. In both

Identify and explain the essential components / facilities of the MySQL DBMS , including data storage, data retrieval, query processing, security, and interfaces

( courses / 5 4 1 0 8 / quivaes / 8 2 6 3 6 / take Which of the following allows you convenient access to the commands you use frequently including Save, Undo, and Redo? Home ribbon Backstage View Status bar Quick Access Toolbar

List the names all bartenders that have sold "screaming vikings" to customers namedDavid

Give regular expression for this finite automata

1 . 2 Discuss the importance of static members in a class. What are the limitations of using static methods? [ 5 ]

Which two applications are required to access SDS from your laptop? Google Chrome and Adobe FlashWinzip and Internet Explorer 1 1 Robin and PorthosInternet Explorer 1 1 and Visual Basic

The only requirements for professional certification through ahima are graduating

Encapsulation is used to _ _ _ _ _ _ _ _ _ _ . include the Ethernet frame into the Internet Protocol ( IP ) datagram include the Transmission Control Protocol ( TCP ) segment into the original data separate the original data from the Transmission Control Protocol ( TCP ) segment include the original data into the Transmission Control Protocol (

Question 1 0 Suppose list 1 is 2 , 3 3 , 2 2 2 , 1 4 , 2 5 , What is list 1 [ - 1 ] ? Error None 2 5 2

the _ _ _ _ _ _ function is the standard API for both sending and receiving information ? a . match _ msg ( ) b . ReadFile ( ) c . writeFile ( ) d . CreatePipe ( )

public static int rFibNum ( int a , int b , int n ) { if ( n = = 1 ) return a; else if ( n = = 2 ) return b; else return rFibNum ( a , b , n - 1 ) + rFibNum ( a , b , n - 2 ) ; } How many base cases are there in the recursive method above? 2 0 3 1

/ / English MessageTranslator Program / / - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - / / DESCRIPTION / / This program translates messages between English, Morse / / code and binary code. / / / / English messages must only contain upper - case letters. / / ( No punctuation

Objective Your goal is to write a program to find prime numbers using the sieve of Eratosthenes. 2 . Problem You are to create a C + + project called sieve, a C + + source file called sieve.cpp , and class inside it called PrimesSieve that finds prime numbers. The program asks the user for a limit , and then finds primes up to and including that

1 0 What term refers to an Internet site typically used by smaller companies for streamlining operations and whose purpose is to be a major starting point for users when they connect to the web? 1 points 0 0 : 1 3 : 1 2 a web hosting site a search engine a web link a web portal an intranet

is it possible to construct a 6 - 3 - 2 - 1 weighted code?

Created a MakeFile in C that will create shared library 'libmysort.so ' to be used in python. Ensure the makefile only created the shared library and nothing else. My source code is called mySort.c , and i don't know if you need it , but my main function is called main.c and the header file is called mySort.h

What is the fastest type of memory technology? radio _ button _ unchecked Double channel radio _ button _ unchecked SODIMM radio _ button _ unchecked Quadruple channel radio _ button _ checked SRAM

6 . use matlab

Identify classes and their attributes for each of the requirements ( F 1 to F 4 ) . Use proper notations for representing classes. Need to present the class diagram with explanation. Class diagram ( along with necessary attributes, multiplicity, methods, etc. ) should depict only the below facts. A point - of - sale application needs to record all

Consider the following algorithm: FUNCTION boo ( A [ 0 . . n - 1 , 0 . . n - 1 ] ) FOR i : = 0 TO n - 2 DO FOR j : = i + 1 TO n - 1 DO IF A [ i , j ] < > A [ j , i ] THEN RETURN False Analyse the algorithm and determine: 1 . What is its basic operation? 2 . How many times is the basic operation executed? 3 . What is the eciency class of this

Based on the results below the code i have now, it shows that the server keeps telling the customer that the order is ready to collect whenever there is a drink in the tray area why is that, is there any solutions or suggestions to counter this problem. Welcome to the Virtual Caf ! Please enter your name: Enter your name: a Hello a ! You can order

In a data pipeline, what is a key factor that influences the choice of a data storage system? The availability of free storage solutions. The popularity of the storage system among data scientists. The data volume, structure, and overall pipeline architecture. The storage system's compatibility with Power Query.

The first statement creates a new variable named mpg and assigns it the value 3 2 ( which represents 3 2 miles per gallon ) . 2 . The second statement creates a new variable named LITRES _ PER _ GALLON and assigns it the value 4 . 5 4 6 0 9 . ( Note that the names of Python variables that have values that are supposed to remain constant are, by

1 0 , 1 0 points Programmers must be careful not to make syntax errors when writing pseudocode programs. True False

3 . Why do we need to define a flexible framework for intelligent data

TCO can be reduced through centralization and standardization of hardware and software resources. Virtualization as a service Software as a service Infrastructure as a service Platform as a service

Consider a memory management system that allows overlays to accommodate processes that have larger overall memory requirements than can be allocated in one shot in the main memory. Let a process P be restricted to a total main memory of 5 1 2 KB at any time. In order to work with this restriction, let process P be structured as two overlays A and

What is a key feature of reactive routing in MANETs? Question 2 9 Select one: a . Constant route availability b . Low latency c . High overhead d . On - demand route discovery

What is pretexting? Sending a text message to a friend before they send a text message to you. Sending a virus into the system through the use of a text file. Encrypting the text ahead of time to protect the message. Faking someone else's identity when interacting with IT .

1 . 3 1 Java compiler translates Java source code into A . Java bytecode B . machine code C . assembly code D . anpther high - level language code

Write a menu - driven C + + program that helps a recycling company keeps records on providers of waste paper products in the following form: ID integer Name string Current Year Amount Paid ( CYAP ) double ( or float ) Amount Due double ( or float ) Your program should first data from a file named paper.dat for a set of records and places these

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