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Data Management MCQ

_____________ helps companies tap into the massive volume of customer opinions expressed online.

Answer

Correct Answer: Text mining

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A(n) _____ can support large volumes of data and support applications that run an entire company.

Answer

Correct Answer: Database

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In several languages, the visual development environment is known by the acronym ____.

Answer

Correct Answer: IDE

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Java uses ________ to reference the current object.

Answer

Correct Answer: This

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In the dmaic process, the __________ step is to measure the existing process.

Answer

Correct Answer: Second

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In the diagram of a binary tree, an arrow is called a(n) ____.

Answer

Correct Answer: Directed branch

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In oop, you declare a class that extends another class. this is called ________.

Answer

Correct Answer: Inheritance

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In a(n) ____________________ data type, each data item is a collection of other data items.

Answer

Correct Answer: Structure

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Every node (except of the last node) in a singly linked list contains ____.

Answer

Correct Answer: The address of the next node

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Every element in an array is assigned a unique number known as a ________.

Answer

Correct Answer: Subscript

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Each node of a singly linked list has two components: ____ and ____.

Answer

Correct Answer: Info; link

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Data that is sorted in ascending order is ordered ________.

Answer

Correct Answer: From lowest to highest value

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Data can be organized and processed sequentially using an array, called a(n) ____ list.

Answer

Correct Answer: Sequential

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Assigning initial values to an array is often referred to as ____.

Answer

Correct Answer: Populating

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As pages in a book have numbers, computer memory and storage locations have ____.

Answer

Correct Answer: Addresses

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An immutable class cannot have ________.

Answer

Correct Answer: Public data fields

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A _____ specifies the fields and identifies the primary key in a particular file.

Answer

Correct Answer: Table design

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A _____ language feature allows users to type commands or requests in normal text phrases.

Answer

Correct Answer: Natural

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A _____ key can be described as a minimal superkey, a superkey without any unnecessary attributes.

Answer

Correct Answer: Candidate

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More Data Structures And Algorithms Subjects
Data Transmission
Transmission Control Protocol
More Resources
Data Structures And Algorithms Skill Assessment
Data Structures And Algorithms PDF
Related MCQs
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DB2 Programming
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