Tough Questions 231-234

  1. In which phase of the SW-CMM does an organisation use quantitative measures to gain a detailed understanding of the development process?
     
    (a) Initial
    (b) Repeatable
    (c) Defined
    (d) Managed
     
    Answer:
    (d)
     
    Explanation:
    In the Managed phase (level 4 of the SW-CMM), the organisation uses quantitative measures to gain a detailed understanding of the development process.
     
  2. Tom built a database table consisting of the names, telephone numbers & customer IDs for his business. The table contains information on 10 customers. What is the degree of this table?
     
    (a) Two
    (b) Three
    (c) Thirty
    (d) Undefined
     
    Answer:
    (b)
     
    Explanation:
    The cardinality of a table refers to the number of rows in the table, while the degree of the table is the number of columns.
     
  3. What type of application vulnerability must directly allow an attacker to modify the contents of a system’s memory?
     
    (a) Rootkit
    (b) Back door
    (c) TOC/TOU
    (d) Buffer overflow
     
    Answer:
    (d)
     
  4. What type of virus utilises more than one propagation technique to maximise the number of penetrated systems?
     
    (a) Stealth virus
    (b) Companion virus
    (c) Polymorphic virus
    (d) Multipartite virus
     
    Answer:
    (d)

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