CSE 425

(L1) Define computer security: protect automated information system resources to preserve CIA (plus authenticity, non-repudiation); manage risk (probability × impact).
(L1) Confidentiality: prevent unauthorized disclosure; privacy = control over personal info collection/use/sharing.
(L1) Integrity: authorized changes only; data integrity = no unauthorized modification; system integrity = system functions as intended, unimpaired, no tampering.
(L1) Availability: timely, reliable access for

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Técnicas

J. ON: transposição géneros tradicionais para web (sem explorar multimédia ou hipertexto) / J. DIGI: explora as características da web-hipertexto+multimédia+interatividade+integração

NOTÍCIA: (f. secundárias) Título- informar, captar atenção-(quem, quê, porquê) /  Lead- informar o conteúdo, permitir ao leitor decidir continuar ou não- informativo: 6w(quem, quê, quando, onde, como, porquê) ou iniciativo: dá ideia do tema sem resumir tudo /  Corpo- desenvolve o 'gancho' noticioso

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geogr

Algieria–Algier | Angola–Luanda | Benin–Porto-Novo | Botswana–Gaborone | Burkina Faso–Wagadugu | Burundi–Gitega | Czad–Ndżamena | DR Konga–Kinszasa | Dżibuti–Dżibuti |  Erytrea–Asmara | Eswatini–Mbabane | Etiopia–Addis Abeba | Gabon–Libreville | Gambia–Bandżul | Ghana–Akra | Gwinea–Konakry | Gwinea Bissau–Bissau | Gwinea Równikowa–Malabo | Kamerun–Jaunde | Kenia–Nairobi | Komory–Moroni | Kongo–Brazzaville | Lesotho–Maseru | Liberia–Monrovia |

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jcidjfcdif

RIV R=17 russ polit comunist tentat mettere pratica idee marx. rssia guerra1 max perdite umane,carestie,inflaz. Regime zar autorit=rivolte 1905 parlamento DUMA "Domen sangue" marinai corazzata ribell a zar  SOVIET=assembl rappre fabbrich clandestini  Dinastia Romanov ultimi zar.                           PARTITI= 1-cadetto liber borghesi  2-operaio social democ marxista IN menscev(social graduale x comu) e bolscev(comu riv.) 3-socialist rivoluz social ma idee div operai.   RIV

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wrettr

1. Apply Descartes's rule of signs, find the nature of the roots of the equation:
x ^ 4 + 2x ^ 2 + 3x - 2 = 0

C1. Apply Descartes’ Rule of Signs

Given equation:

x4+2x2+3x−2=0x^4 + 2x^2 + 3x - 2 = 0x4+2x2+3x−2=0

Consider

f(x)=x4+2x2+3x−2f(x) = x^4 + 2x^2 + 3x - 2f(x)=x4+2x2+3x−2

Signs of coefficients:

+,  +,  +,  −+,\; +,\; +,\; -+,+,+,−

Count sign changes:

  • +++ to +++ → No change

  • +++ to +++ → No change

  • +++ to −-− → 1 change

  • Therefore,

Number of positive real roots =
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new for tomorrow

->Which is the most important semiconductor material and why?

The most important semiconductor material is Silicon (Si).

Reasons:

Abundant and inexpensive 

Forms high-quality SiO₂ oxide layer (essential for MOSFETs)

Good electrical properties (bandgap = 1.12 eV)

High thermal stability

Easy to purify and grow as single crystal

-> Define nanofabrication. What is a Die?

Nanofabrication is the process of designing and manufacturing devices and structures with dimensions in the nanometer range...

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Dabika oraon

1. হরপ্পান লিপি (Harappan Script)
🚨 ​হরপ্পান বা সিন্ধু লিপি হলো প্রাচীন ভারতের অন্যতম রহস্যময় লিপি। এর প্রধান বৈশিষ্ট্যগুলো হলো:
▪︎​চিত্রলিপি: এই লিপি মূলত পিক্টোগ্রাফিক বা চিত্রলিপি, যেখানে চিহ্ন এবং
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Fermentation

* Fermentation is a metabolic process converting carbohydrates → acids, gases, or alcohol using yeasts, bacteria, fungi, or molds, mostly anaerobically .
* One of the oldest applied microbiology techniques.
* Enhances nutritional quality, preservation, flavor, and food safety.
* Used in food, pharmaceuticals, biofuels, biopolymers.
Biochemical Basis
* Begins with glycolysis → pyruvate.
* If no oxygen, pyruvate is reduced to regenerate NAD⁺, allowing glycolysis to continue.
* Fermentation
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BIOLo

Welke soort stamcellen zijn er? Leg kort uit. (3 pt) Adulte stamcellen: Deze zijn afkomstig van volwassen organismen. Dit zijn multipotente stamcellen en ze kunnen zich ontwikkelen tot een beperkt aantal celtypes binnen een bepaald weefsel. Embryonale stamcellen: Deze zijn afkomstig van embryo’s. → Totipotente stamcellen: kunnen uitgroeien tot een volledig organisme. Deze ontstaan vanuit de zygote. → Pluripotente stamcellen: kunnen zich ontwikkelen tot bijna alle celtypes van het lichaam en

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