Without a license, yes. Although this notice is not required, many books will include this on the copyright page:
No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior permission from the copyright holder.
Copying, altering, distributing, or performing/displaying the file without permission from the copyright holder or an exemption in the law would be considered infringement.
The reproduction or use of someone else's copyright material without permission or license.Copyright infringement is the unauthorized or prohibited use of works under copyright, infringing the copyright holder's exclusive rights, such as the right to reproduce or perform the copyrighted work, or to make derivative works.
Yes, unless you have permission from the copyright holder or an exemption in the law.
copyright infringement
The legal term (and concept) is "copyright infringement". This is more accurate, as "violation" is more properly a term for criminal activities, not civil actions, and copyright law is Civil Law (though, unfortunately, there now also exists certain Criminal Laws for certain copyright infringement situations). Specifically, copyright infringement is the copying (in whole or in part) of a copyrighted work without the express consent of the copyright owner of that work. There are specific exceptions to where certain amounts of copying are legal (most prominently, but not exclusively, the "Fair Use" doctrine).
Copying a movie is copyright infringement, punishable by fines of $750-$30,000.
Unauthorized copying, altering, distributing, or performing/displaying a work is copyright infringement.
Generally copying someone else's work to pass off as your own is considered plagiarism. You are correct that it would additionally be infringing.
Copying, altering, distributing, or performing/displaying works that are not your own is copyright infringement.
Altering, copying, distributing, or in certain cases displaying a work without permission of the copyright holder is an infringement of his or her copyright.
If it's in school, that is considered cheating. In the adult world, it is plagiarism. Normally works of others are normally copyrighted, which could result in you getting sued for copyright infringement.
Yes, the amount that was copied to the paper can impact the severity of the issue. Copying a small amount may be considered fair use, while copying a substantial portion could be a copyright infringement. It is important to consider the context and purpose of the copying.