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لذالك اللي اختبارهم بكرة راجعوا ذولا evolve 2 زميلتكم تقول ثلاثة ارباع الأسئلة تيجي منها

اللي اختبروا اليوم الساعة ٤ اللي تخصص إدارة أعمال يقول كانوا ٣٠ سوال واغلب الأسئلة نفس ذه النموذج وتخصص هندسة الحاسب كان ٤٠ سوال أسئلة مختلفة و٣ نماذج

اختبار ميد الأمن السيبراني Cypersecurity اللي حليناة اليوم فرع القنفذة👆

BONUS 2. 17. What is the main purpose of a one-time pad's long, nonrepeating series of numbers? A. To identify network devices B. To combine with plaintext during encryption C. To generate digital certificates D. To store passwords

Part 1: Choose ONE correct answer (A, B, C, or D) for each question. 1. Which of the following represents the three main goals of computer security? A. Authentication, Authorization, Accounting B. Confidentiality, Integrity, Availability C. Prevention, Detection, Recovery D. Encryption, Decryption, Hashing 2. Which statement best describes a threat? A. A protective measure that reduces risk B. A successful security control C. A circumstance that has the potential to cause loss or harm D. A method of recovering deleted files 3. What does the principle of the weakest link indicate in computer security? A. A system is secure if encryption is strong B. Security depends only on hardware protection C. A failure in any critical control can lead to a security failure D. All security controls provide equal protection 4. Which security characteristic ensures that a party cannot deny an action or communication they originated? A. Availability B. Integrity C. Confidentiality D. Nonrepudiation 5. Which statement correctly describes the relationship between vulnerabilities, threats, and controls? A. Vulnerabilities are always security controls B. Threats eliminate vulnerabilities automatically C. Threats may exploit vulnerabilities, while controls help protect against exploitation D. Controls create threats, while vulnerabilities prevent attacks 6. Which of the following is a potential problem with biometric authentication? A. It cannot verify identity B. It always requires a password C. It prevents all authentication errors D. It may produce false acceptance or false rejection 7. In Discretionary Access Control (DAC), who determines the access rights? A. The system administrator in every case B. The owner of the resource C. The operating system based only on classification D. The user's assigned organizational role 8. Which situation is most likely to require stronger authentication according to the slides? A. Performing a large banking transaction from an unknown device B. Browsing a public information page C. Accessing social media from a known device D. Reading a public news website 9. In role-based access control (RBAC), permissions are assigned based on: A. The length of the password B. The user's fingerprint C. A user's role D. The age of the device 10. Which practice is explicitly recommended by access policies in the slides? A. Avoid checking every access B. Enforce least privilege C. Disable audit logging D. Allow all access requests 11. Which cryptanalysis technique involves looking for patterns and similarities in encrypted messages without knowing the plaintext? A. Ciphertext-only analysis B. Digital signing C. Chosen-plaintext analysis D. Key generation 12. In a chosen-plaintext attack, what can the attacker do? A. Modify the encryption algorithm permanently B. Prevent all messages from being encrypted C. Recover every encryption key automatically D. Feed selected plaintexts into the encryption process and observe the ciphertext 13. Which cryptographic primitive distributes information from individual plaintext characters across the ciphertext? A. Authentication B. Key exchange C. Diffusion D. Substitution 14. What is the main purpose of chaining in block encryption? A. To reduce plaintext size B. To make each block's encryption depend on the previous block C. To eliminate encryption keys D. To convert symmetric encryption into asymmetric encryption 15. What is one advantage of Elliptic Curve Cryptography (ECC) over RSA? A. It provides similar security using shorter keys B. It eliminates all implementation weaknesses C. It uses only symmetric encryption D. It requires no encryption keys BONUS 1. 16. What is one challenge associated with using multiple authentication tokens? A. Tokens eliminate all security risks B. Tokens prevent users from accessing the internet C. Tokens make authentication unnecessary D. Managing multiple devices and recovery information can be difficult

اليوم اللي اختبروا الصباح Evolve 2 كان ذه اختبارهم ماطلع ٤٠ سوال طلع ٣٠ فقط نسخ لصق

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Q17. A company's HR system still stores the full personal data of all job applicants from hiring cycles held five years ago. The applicants never gave consent for their data to be kept after the hiring cycle ended. Which data privacy principle is the company violating? A) Data Minimization B) Accuracy C) Lawfulness, Fairness, and Transparency D) Storage Limitation Q18. A bank requires every money transfer to be all-or-nothing, and committed data must be permanent. Which database processing model should the bank choose, and why? A) ACID, because it guarantees reliability and correctness B) BASE, because it accepts eventual consistency C) BASE, because it focuses on scalability and high throughput D) ACID, because it may accept partial results temporarily Q19. During a merger, a company values its customer database by estimating what competitors would pay for it and what it could be sold for. Which data valuation approach is being used? A) Cost-Based B) Market-Oriented C) Benefit-Based D) Risk-Oriented Q20. A university has completed its readiness assessment and now wants to develop its Data Governance strategy to define the scope and approach of its governance efforts. Which set of deliverables should this strategy include? A) Business glossary, data standards, and data management procedures B) Data sharing agreements, data lineage tracking, and integration metrics C) Charter, operating framework and accountabilities, implementation roadmap, and plan for operational success D) Data management maturity, capacity to change, collaborative readiness, and business alignment

DIS305 - Data Management - Midterm Exam - Model B (20 Marks) Q1. Which Data Integration and Interoperability tool provides unified views without physically moving data? A) ETL / Data Transformation Engine B) Business Rules Engine C) Data Profiling Tools D) Data Virtualization Server Q2. Which type of data steward includes IT professionals such as DBAs, BI specialists, data quality analysts, or metadata administrators? A) Business Data Stewards B) Enterprise Data Stewards C) Data Owners D) Technical Data Stewards Q3. In the CAP Theorem, which property means "every read receives the most recent write or an error"? A) Availability B) Partition Tolerance C) Consistency D) Durability Q4. Which DAMA principle states that metadata provides context and meaning (definitions, lineage, usage) for data? A) Managing data means managing quality B) It takes planning to manage data C) It takes metadata to manage data D) Data management is lifecycle management Q5. Which data privacy principle states that organizations should collect only the minimum amount of data necessary for the purpose? A) Accuracy B) Storage Limitation C) Accountability D) Data Minimization Q6. Which approach loads raw data first, then transforms it inside the data platform (e.g., cloud DW)? A) ETL B) ELT C) Data Virtualization D) Federated Queries Q7. In FAIR Data, the letters F-A-I-R stand for: A) Findable, Available, Integrated, Reliable B) Formal, Accessible, Integrated, Reusable C) Findable, Accessible, Interoperable, Reusable D) Fast, Accurate, Interoperable, Reliable Q8. "The exercise of authority and control (planning, monitoring, enforcement) over the management of data assets" is the definition of: A) Data Governance B) Data Management C) Data Stewardship D) Data Asset Valuation Q9. A dedicated high-speed network that provides access to consolidated, block-level storage is called: A) SAN (Storage Area Network) B) LAN (Local Area Network) C) ESB (Enterprise Service Bus) D) EAI (Enterprise Application Integration) Q10. In data modeling, something about which an organization collects data, often described as the "nouns" of an organization, is called: A) Entity B) Attribute C) Relationship D) Domain Q11. Which data model contains tables, columns, indexes, and constraints? A) Conceptual Data Model B) Logical Data Model C) Physical Data Model D) Fact-Based Model Q12. Which data modeling scheme is designed primarily for data warehousing and analytics, and organizes data into facts and dimensions? A) Relational B) Dimensional C) Object-Oriented D) Fact-Based Q13. What is the primary business driver of Data Storage and Operations? A) Data monetization B) Regulatory compliance C) Competitive advantage D) Business continuity Q14. Which data quality dimension means "no missing info"? A) Accuracy B) Completeness C) Consistency D) Timeliness Q15. The key goals of Data Management are: A) Performance, reliability, and availability B) Availability, usability, integrity, and security of data C) Confidentiality, integrity, and availability D) Organization, searchability, and compliance Q16. A university has several faculties, each maintaining its own independent database. Management wants to run queries across all faculties as if from one unified source, without physically centralizing the data and while each faculty keeps its independence. Which data management solution should be designed? A) A federated storage model with a federation layer that translates and routes queries to each faculty's database B) A centralized storage model that moves all faculty data into a single database server C) A distributed storage model that shards and replicates the data across network nodes D) An ETL process that extracts, transforms, and loads all faculty data into one data warehouse

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