The Sun SPARC RISC Model

This set of Embedded Systems Multiple Choice Questions & Answers (MCQs) focuses on “The Sun SPARC RISC Model”.

1. What does SPARC stand for?
a) scalable processor architecture
b) speculating architecture
c) speculating processor
d) scaling Pentium architecture

2. How many bits does SPARC have?
a) 8
b) 16
c) 32
d) 64

3. Which company developed SPARC?
a) intel
b) IBM
c) Motorola
d) sun microsystem

4. What improves the context switching and parameter passing?
a) register windowing
b) large register
c) stack register
d) program counter

5. How many external interrupts does SPARC processor support?
a) 5
b) 10
c) 15
d) 20

6. Which level is an in-built nonmaskable interrupt in SPARC processor?
a) 15
b) 14
c) 13
d) 12

7. How many instructions does SPARC processor have?
a) 16
b) 32
c) 64
d) 128

8. What is generated by an external interrupt in SPARC?
a) internal trap
b) external trap
c) memory trap
d) interfaced trap

9. When an external interrupt is generated, what type of mode does the processor supports?
a) real mode
b) virtual mode
c) protected mode
d) supervisor mode

10. Where is trap vector table located in SPARC processor?
a) program counter
b) Y register
c) status register
d) trap base register

11. How many bits does SPARC-V9 processor have?
a) 16
b) 32
c) 64
d) 128

12. What are the three modules in the SPARC processor?
a) IU, FPU, CU
b) SP, DI, SI
c) AX, BX, CX
d) CU, CH, CL

13. How many floating point register does the FPU of the SPARC have?
a) 16 128-bit
b) 32 128-bit
c) 64 128-bit
d) 10 128-bit

14. Which module of SPARC contains the general purpose registers?
a) IU
b) FPU
c) CU
d) control unit

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