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Chapter 3: Domain 2: Asset Security

  1. What type of memory is used often for CPU registers?
    A. DRAM
    B. Firmware
    C. ROM
    D. SRAM

Correct Answer and Explanation: D. Answer D is correct; SRAM (Static Random Access Memory) is fast and expensive, often used for cache memory including CPU registers.

Incorrect Answers and Explanations: A, B, and C. Answers A, B, and C are incorrect. DRAM is slower and less expensive than SRAM, often used as main RAM. Firmware is a technology used by PLDs such as EEPROMs. Read-Only Memory is a type of Firmware, providing non-volatile memory for uses such as the BIOS.

  1. What type of firmware is erased via ultraviolet light?
    A. EPROM
    B. EEPROM
    C. Flash memory
    D. PROM

Correct Answer and Explanation: A. Answer A is correct; EPROM (Erasable Programmable Read Only Memory) is erased by exposure to ultraviolet light.

Incorrect Answers and Explanations: B, C, and D. Answers B, C, and D are incorrect. EEPROMs (Electrically Erasable Programmable Read Only Memory) are erased electronically, via flashing programs. Flash drives are a type of EEPROM, also erased electronically. PROM (Programmable Read Only Memory) cannot be erased.

  1. What describes the process of determining which portions of a standard will be employed by an organization?
    A. Baselines
    B. Policies
    C. Scoping
    D. Tailoring

Correct Answer and Explanation: C. Answer C is correct; scoping is the process of determining which portions of a standard will be employed by an organization.

Incorrect Answers and Explanations: A, B, and D. Answers A, B, and D are incorrect. Baselines are uniform ways to implement a safeguard, administrative control. Policies are high-level management directives. Tailoring is the process of customizing a standard for an organization.

  1. What term means that a vendor no longer sells a product?
    A. End-of-Support (EoS)
    B. Legacy
    C. End-of-Life (EoL)
    D. End-of-Support-Life (EoSL)

Correct Answer and Explanation: C. Answer C is correct; End-of-Life means the vendor no longer sells a product but will typically still support it for a period of time.

Incorrect Answers and Explanations: B, C, and D. Answers A, B and D are incorrect. End-of-Support (also called End-of-Service-Life) means the vendor no longer supports the product. Legacy is a general term for unsupported equipment.

  1. What was ISO 17799 renamed as?
    A. BS 7799-1
    B. ISO 27000
    C. ISO 27001
    D. ISO 27002

Correct Answer and Explanation: D. Answer D is correct; ISO 17799 was renamed as ISO 27002.

Incorrect Answers and Explanations: A, B, and C. Answers A, B, and C are incorrect. BS 7799-1 was the precursor to ISO 17799. ISO 27000 is a series of information security standards documents. ISO 27002 is another ISO 27000-series document designed to support auditing.