17. List the three (3) primary steps of the instruction execution cycle, in sequ

Question

17. List the three (3) primary steps of the instruction execution cycle, in sequential order. a. fetch, decode, memory write b. fetch, memory read, execute c. decode, fetch, execute d. fetch, decode, execute 18. Which flag is set when an unsigned value is too large to fit into a destination operand? a. Sign b. Carry c. Overflow d. Auxiliary Carry uring a 19. Which of the following correctly describes the sequence of reading from memory d single clock cycle? Read line set low; Address place controller; Read line set high, indicating that data bus contains the requested data d on bus; Operand placed on data bus by memory a. Address placed on bus; Operand placed on data bus by memory controller; Read line set low; Read line set high, indicating that data bus contains the requested data b. Address placed on bus; Read line set low; Read line set high, indieating that data bus contains the requested data; Operand placed on data bus by memory controll c. Address placed on bus; Read line set low; Operand placed on data bus by memor controller; Read line set high, indicating that data bus contains the requested dat d. a. EAX b. EBX c. ECX d. EDX 21. Which mode is the native state of the Intel processor? a. Protected mode b. Virtual-8086 mode c. Real-address mode d. System management mode 22. Which type of RAM is typically used for cache memory? a. Static RAM b. Dynamic RAM c. CMOS RAM d. Video RAM

Explanation / Answer

17)

d)Fetch ,decode,execute

18)

b) carry

20)

c) ECX

21)

a)protected mode

22)

a)static RAM

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