Databases Questions and Answers April 12, 2018

The time when humans are primed for learning new ( second ) languages is known as: language shift a sensitive period the silent period the hypercorrection period

What is the command used to retrieve records in MySQL ?

same position code to multiple employees ? is this possible

Which of the following is one of the typical coordinate systems? Select one. Question 1 options: World space Bi - directional space Triangular space Square space Question 2 ( 2 points ) Listen What is the name of the viewing box created by the projection matrix? Select one. Question 2 options: View Projection Frustum Model Question 3 ( 2 points )

One of these encoding schemes has DC componentNRZ - L Pseudoternary Differential Manchester Manchester

give me the solution in javascript

According to NIST, risk is defined as the loss of the confidentiality, integrity, or availability of information, data, or systems and reflects the potential for what to occur? Group of answer choices Theft Harm Vulnerabilities Destruction

the parfor keyword can be used to make a for loop execute in parallel on multiple matlab workers. which of the following is not true about parfor loops

Crypo - currencies such as bitcoin and ethereum are based on a technology refers to as Blockchain. Investigate whether Blockchain technology can be applied to cyber security problems. Highlight typical problems it can solve and situation where it can be applied.

Run the Matlab code presented and add to generate all the plots. Attach a screenshot of all the plots in your posts. Problem: If g ( x ) = x ^ ( 2 ) - 4 x + 4 write out and simplify ( a ) g ( z ) ( b ) g ( u + v ) ( c ) g ( e ^ ( jt ) ) ( d ) g ( g ( t ) ) ( e ) g ( 2 ) MATLAB CODE: syms z u v t j % Part ( a ) g _ z = z ^ 2 - 4 * z + 4 ; disp ( '

The operating system can boot off of the following devices except for Group of answer choices hard disk optical disk USB floppy disk None of the above, the operating system can boot from any of these

After the following SQL statement is executed, all the triggers on the DEPARTMENTS table will no longer fire, but will remain in the database. True or False? ALTER TABLE departments DISABLE ALL TRIGGERS; True False

What is the command used to delete records in MySQL ?

How can firms use CRM to create customer value?

What information is included in the schema? Select all correct answers.

TRUE / FALSE: Unix tools can run in parallel across several machines.

your py file, and a pdf ( printed - to - pdf from a google doc or word doc or whatever ) containing the series of screenshots described below, labeling each screenshot with its number in text ( e . g . " 1 : " ) before / above the pasted image ) Visual format for every screenshot: show the terminal window ( that your web server program is running

Points EPPDISCMATH 5 8 . 4 . 0 2 0 . Bob wants to send Alice the message, "KEY," which he plans to encrypt using Alice's RSA cypher with public key ( p q , e ) = ( 5 5 , 3 ) . To encrypt the message, Bob uses the method described in Example 8 . 4 . 9 . He encodes one letter at a time using A = 0 1 , B = 0 2 , C = 0 3 , dots, Z = 2 6 . Next, he

shuffletext Write a function shuffletext ( pairs, s ) that swaps characters of s as specified by the indices present in the pairs variable. pairs is a 2 - column matrix, where on each row, you are given the positions of the two characters you need to swap. If s is not given, use s = ' O 0 O 0 O 0 OO 0 0 0 OO 0 OO 0 O 0 0 OOOOO 0 OO 0 0 O 0 O 0 OO

Write a class SortedIntList that is a variation of the ArrayIntList from chapter 1 5 , except: SortedIntList maintains a list of sorted integers in non - decreasing order SortedIntList has an option to specify that its values are unique ( no duplicates allowed ) SortedIntList will have three private fields int [ ] elementData int size boolean

1 . 4 Problems Part 4 1 . Buffon's needle problem is another way to estimate the value of \ pi with random numbers. The goal in this Monte Carlo estimate of \ pi is to create a ratio that is close to 3 . 1 4 1 5 9 2 6 . . . similar to the example with darts points lying inside / outside a unit circle inside a unit square. Buffon's needle for

Cloud migration may improve scalability, reduce costs, and improve security. True or False?

Assume Y 1 , dots, Y n are uncorrelated random variables with E ( Y i ) = 0 + 1 x i and Var ( Y i ) = 2 , and that hat ( ) 0 and hat ( ) 1 are the LS estimates of 0 and 1 . Show each of the following: ( a ) E ( h a t ( ) 0 2 ) = 0 2 + 2 n [ 1 + n x 2 ? ? ( x i - ( x ) ) 2 ] . Hint: Use general properties of variance and the results of Theorem 1 5

The STL provides four insert iterators to insert elements at a destination. Group of answer choices True False

An indeterminate relationship does not enforce referential integrity. True or False?

A dependency is an object that requires another object, such as a query that uses a table. True or False?

AND, OR , and NOT are examples ofSelect one:DA Dacobean B . keyword C relational D . Booleanoperators.

The expectation of privacy is much lower for the contents of electronic communications as opposed to the addresses. Question 4 9 options: True False

The encoding scheme used in IEEE 8 0 2 . 3 Ethernet LAN standarda

Lab 1 : Essential UNIX Operations Objectives At the end of this of lab, you should be able to: securely log in to a remote computer running a UNIX - like operating system read the manual page for any command use the UNIX file system edit a text file Notes: In order to get familiar with UNIX, do all your work on UNIX. A command line interface may

websites files should be saved with an html file extension. TRUE OR FALSE

What is the excel formula for present value interest factor

What is the main purposr of DNS

W is themairvpurposeof DNS puter names c Ilyassign IPa ompfnameStJP ddresses.

There are two main methods for vehicle routing and scheduling: sweep method and savings method. Group of answer choices True False

in C language Argument and Parameter variable names have to match ( true or false ) ?

How are databases used in software analysis and development

There is a trend toward not using assembly language for an embedded controller because it usually makes the software development time longer. True or False

Which of the following is a version control system?A ) ApacheB ) MySQLC ) GitD ) Docker

How are software developers using databases

TRUE / FALSE: Relational databases generally assume that all data in the database conforms to more than one schema.

true or false: For Explicit locks, it is okay to omit the unlock because Java will unlock them at the end of block

intrusion detection process for a healthcare organization

In a typical client / server system, the server handles the entire user interface, including data entry, data query, and screen presentation logic. Group of answer choices True False

True or False? A protocol is considered "reliable" if it can recover missing or corrupt data.

Which of the following is a version control system?A ) ApacheB ) MySQLC ) GitD ) Docker

how that the relation R on the set of all bit strings such that s R t if and only if s and t contain the same number of 1 s is an equivalence relation

Which of the following is a version control system?A ) ApacheB ) MySQLC ) GitD ) Docker

What extension should all files use as webpage have

Why should you ensure that keys used in comparison operations are immutable?

in C language Describe the difference between a parameter and an argument?

What are some federal safety nets? What does it mean that some are means - tested versus entitlement program?

in access database, does a form or subform sorted by the primary key field?

Native compilation always runs faster; therefore SQL statements in PL / SQL will always run faster, also. True or False? True False

Databases are what? Group of answer choices tables tables + table operations + concurrency table operations queues for storage

In the first chapter of his Narrative, Douglass details the brutal whipping of what character? Group of answer choices Hester Prynne Covey Aunt Hester himself

True or False: When sorting query output, you use the key words order by .

What are the advantages of using cloud servers instead of your own servers?

What has been one result of the decreasing number of moderates in Congress? Multiple choice question. more hard - line legislation legislative creativity fewer roll - call votes legislative deadlock

Static IP addressing can easily result in the duplication of address assignments. Question 1 7 options: True False

Issues management is all of the following except: Group of answer choices Anticipatory Reactive Proactive Strategic

Which of the following IDs is not allowed for voters in Texas use when showing their photo ID ?

Which of the following is an advantage of cloud - based hosting over in - house hosting?

In HTML , what must you type to open a web link in a new tab or browser window? Select one.

Run the Matlab code presented and add to generate all the plots. Attach a screenshot of all the plots in your posts. Problem: If g ( x ) = x ^ ( 2 ) - 4 x + 4 write out and simplify ( a ) g ( z ) ( b ) g ( u + v ) ( c ) g ( e ^ ( jt ) ) ( d ) g ( g ( t ) ) ( e ) g ( 2 ) MATLAB CODE: syms z u v t j % Part ( a ) g _ z = z ^ 2 - 4 * z + 4 ; disp ( '

n Apache web server, what is the KeepAlive directive associated with? Group of answer choices An "invalid security certificate" error message User authentication What displays when a user navigates to a nonexistent web page Persistent connections from remote systems

When is the criterion entered in a parameter query? ( 1 point ) When the query is in SQL view When the query is created When the query is saved When the query is run

Chomsky was interested in gaining a theoretical understanding of why languages work as they do . How does the theory of transformational grammar contribute to this project?

in C programming language Explain the difference between continue and break statements and how each could be used.

how dors tcp ensure that the receive buffer will nit overflow

Which request type allows you to merge and update an existing configuration on a router? PATCH PUT POST DELETE

TRUE / FALSE: Aggregation of time series data is a special use case of groupby referred to as resampling.

JavaScript code is attached to an HTML file using what element

when a running process will be transfered into _ _ _ state when there are I / O requests?

Which character is used to denote a block tag in Javadoc?

Names for Sub procedures must begin with a letter and cannot contain any spaces. True False

Moore's Law states that the number of transistors on a chip would every years.

[ : Week 1 0 . mlx ] % % - 5 x 3 0 . y = { 1 5 4 x 2 + 1 0 , 9 x 3 0 1 0 x + 1 0 , 0 x 9 1 0 , x 0 ( Week 1 0 . mlx ) for if x y , x y . . . - 5 x 3 0 , 0 . 5 x . x length n x . y 1 , n x x ( 1 ) x y , y ( for , if ) . x y : / : / symbol : point . x , y / MATLAB

Who is the father of English cryptography

Student Grades. Download the Week 1 0 - Ex 2 OptionA folder from the DataFiles folder in Moodle to your Week 1 0 folder. Unzip the file and open the project in Visual Studio. The files small _ marks.csv and large _ marks.csv are provided in the template folder for testing. You are to write an application which reads information about student exam

The "Offline Replica" of a Hyper - V Replica VM is kept up to date, but unavailable until failover occurs. Select one: True False

use python: Write a function that takes a DataFrame and a target column, and returns the top K features based on the ANOVA F - test, and create a plot to visualize the feature importance scores.

Empire is an exploitation toolset that can be used against which of the following operating systems? Group of answer choices Windows Linux Red Hat macOS

a workstation is out of compliance with the group policy standards set by the domain

NetFlow reporting can be used to augment network security monitoring appliances Group of answer choices True False

How does a network operating system differs from a workstation operating system?

Storage systems increasingly rely on the Internet infrastructure as a transport medium. What are the advantages of this approach? What problems are present in terms of security and reliability?

mobile cranes typically come with one of two diffrent types of boom. What are the two boom types called.

If a class contains no access modifier, the class or member can be referenced by:

We want to create a log record automatically every time any DML operation is executed on either or both of the EMPLOYEES and DEPARTMENTS tables. What is the smallest number of triggers that must be create to do this? One Two Three Six Eight

In Applens which detector would you check to see a Delete failure? Availability and Performance Create, Upgrade, Delete and Scale Connectivity Issues Identity and Security

When you create a query, by default you are creating what type of query? ( 1 point ) Action Update Select Parameter

The object reference "this" is known as what type of parameter?

the network has two input features one hidden lauelayer with two neurons and one output beuron

What is the service used in AWS to connect and provide a gateway between database servers and application servers? Give the name and purpose of this service.

Which of the following organizational security systems can be checked using physical attacks? Choose all that apply. Group of answer choices security personnel security procedures entry control systems barriers and fences

in boomi What is an advantage of using a Dynamic Process Property?

what The systems theory approach. give example and citation

A row trigger has been created which is fired by UPDATE ON employees. A user now executes a single SQL statement which updates four rows of the EMPLOYEES table. How many times will the row trigger fire? One time Two times Four times Five times Eight times

Which network type elects designated and backup designated routers?

The _ _ _ _ _ _ has shortcuts to commonly used commands.