1. Which is the first device which started microprocessor revolution by Intel?.
A. 8080.
B. 8086.
C. 8087.
D. 8088.
Answer= 8080
2. Which is the first microprocessor by Motorola?.
A. MC6800.
B. MC68001.
C. MIPS.
D. powerPC.
Answer= MC6800
3. Motorola MC6800 is a how many it processor?.
A. 4.
B. 8.
C. 16.
D. 32.
Answer= 8
4. How many accumulators does an MC6800 have?.
A. 1.
B. 2.
C. 3.
D. 4.
Answer= 2
5. How many bits does an accumulator of MC6800 have?.
A. 8.
B. 16.
C. 32.
D. 4.
Answer= 8
6. What is the performance of an accumulator?.
A. Storing data and performing logical operation.
B. Storing data and performing arithmetic operation.
C. Storing address.
D. Pointer.
Answer= Storing data and performing arithmetic operation
7. Which of the following is the area of memory that is used for storage?.
A. Register.
B. Stack.
C. Accumulator.
D. Memory.
Answer= Stack
8. How a stack is accessed?.
A. Stack pointer.
B. Stack address.
C. Stack bus.
D. Stack register.
Answer= Stack pointer
9. PUSH-POP mechanism is seen in _______.
A. Stack pointer.
B. Register.
C. Memory.
D. Index register.
Answer= Stack pointer
10. 8 bits equals ________.
A. 128 bytes.
B. 64 bytes.
C. 256 bytes.
D. 32 bytes.
Answer= 256 bytes
11. What is the address range in 80286?.
A. 1 Mbytes.
B. 2 Mbytes.
C. 16 Mbytes.
D. 32 mbytes.
Answer= 16 Mbytes
12. Which is the first 32 bit member of Intel?.
A. 8086.
B. 8088.
C. 80286.
D. 80386.
Answer= 80386
13. What supports multitasking in 80386?.
A. Read mode.
B. External paging memory management unit.
C. Paging and segmentation.
D. On-chip paging memory management unit.
Answer= On-chip paging memory management unit
14. Which one of the following is the successor of 8086 and 8088 processor?.
A. 80286.
B. 80387.
C. 8051.
D. 8087.
Answer= 80286
15. Which is the processor behind the IBM PC AT?.
A. 80387.
B. 8088.
C. 80286.
D. 8086.
Answer= 80286
16. Which are the two modes of 80286?.
A. Real mode and protected mode.
B. Mode1 and mode2.
C. Alternate and main.
D. Mode A and mode B.
Answer= Real mode and protected mode
17. Which register set of 80286 form the same register set of 8086 processor?.
A. AH,AL.
B. BX.
C. BX,AX.
D. EL.
Answer= AH,AL
18. Which are the 4 general purposes 16 bit register in Intel 80286?.
A. CS,DS,SS,ES.
B. AX,BX,CX,DX.
C. IP,FL,DI,SI.
D. DI,SI,BP,SP.
Answer= AX,BX,CX,DX
19. Which are the 4 segmented registers in intel 80286?.
A. AX,BX,CX,DX.
B. AS,BS,CS,DS.
C. SP,DI,SI,BP.
D. IP,FL,SI,DI.
Answer= AS,BS,CS,DS
20. How is expanded memory accessed in 80286?.
A. Paging.
B. Interleaving.
C. RAM.
D. External storage.
Answer= Paging
21. When is the register set gets expanded in 80286?.
A. In real mode.
B. In expanded mode.
C. In protected mode.
D. Interrupt mode.
Answer= In protected mode
22. Which are the two register available in the protected mode of 80286?.
A. General and segmented.
B. General and pointer.
C. Index and base pointer.
D. Index and segmented.
Answer= Index and base pointer
23. What kind of support does 80286 access in protected mode?.
A. Real mode.
B. Address access.
C. Data access.
D. Virtual memory.
Answer= Virtual memory
24. Which of the following processor possess memory management?.
A. 8086.
B. 8088.
C. 80286.
D. 8051.
Answer= 80286
25. What is the size of the address bus in 80286?.
A. 20.
B. 24.
C. 16.
D. 32.
Answer= 24
26. Which is the interrupt vector in 80286 which functions for stack fault?.
A. 11.
B. 12.
C. 14.
D. 16.
Answer= 12
27. Which is the interrupt vector that functions as invalid opcode?.
A. 9.
B. 8.
C. 7.
D. 6.
Answer= 6
28. Which of the following possess the same set of instructions?.
A. 8088 and 80286.
B. 8086 and 80286.
C. 8051 and 8088.
D. 8051 and 8086.
Answer= 8086 and 80286
29. Which of the following is a coprocessor of 80386?.
A. 80387.
B. 8087.
C. 8089.
D. 8088.
Answer= 80387
30. Name the processor which helps in floating point calculations..
A. microprocessor.
B. microcontroller.
C. coprocessor.
D. controller.
Answer= coprocessor
31. Which is the coprocessor of 8086?.
A. 8087.
B. 8088.
C. 8086.
D. 8080.
Answer= 8087
32. Which of the following is a coprocessor of Motorola 68000 family?.
A. 68001.
B. 68011.
C. 68881.
D. 68010.
Answer= 68881
33. Which of the following processors can perform exponential, logarithmic and trigonometric functions?.
A. 8086.
B. 8087.
C. 8080.
D. 8088.
Answer= 8087
34. How many stack register does an 8087 have?.
A. 4.
B. 8.
C. 16.
D. 32.
Answer= 8
35. Which of the following processor can handle infinity values?.
A. 8080.
B. 8086.
C. 8087.
D. 8088.
Answer= 8087
36. Which coprocessor supports affine closure?.
A. 80187.
B. 80287.
C. 80387.
D. 8088.
Answer= 80287
37. Which one is the floating point coprocessor of 80286?.
A. 8087.
B. 80187.
C. 80287.
D. 80387.
Answer= 80287
38. How many pins does 8087 have?.
A. 40 pin DIP.
B. 20 pin DIP.
C. 40 pins.
D. 20 pins.
Answer= 40 pin DIP
39. What is the clock frency of 8087?.
A. 10 MHz.
B. 5 MHz.
C. 6 MHz.
D. 4 MHz.
Answer= 5 MHz
40. How are negative numbers stored in a coprocessor?.
A. 1's complement.
B. 2's complement.
C. decimal.
D. gray.
Answer= 2's complement
41. How many bits are used for storing signed integers?.
A. 2.
B. 4.
C. 8.
D. 16.
Answer= 16
42. Which of the processor has an internal coprocessor?.
A. 8087.
B. 80287.
C. 80387.
D. 80486DX.
Answer= 80486DX
43. What are the two major sections in a coprocessor?.
A. control unit and numeric control unit.
B. integer unit and control unit.
C. floating point unit and coprocessor unit.
D. coprocessor unit and numeric control unit.
Answer= control unit and numeric control unit
44. What are the three stages included in pipelining of 80386?.
A. Fetch, decode, execute.
B. Fetch, execute, decode.
C. Execute, fetch, decode.
D. Decode, execute, fetch.
Answer= Fetch, decode, execute
45. How instructions and data are accessed to pipeline stages of 80486 processor?.
A. Through internal unified cache.
B. Through external unified cache.
C. Through external cache.
D. Through multiple caches.
Answer= Through internal unified cache
46. Which of the following processor possesses a similar instruction of 80486?.
A. 8086.
B. 80286.
C. 80386.
D. 8080.
Answer= 80386
47. What are the two external interrupt signals in 80386?.
A. IV and NMI.
B. NMI and INTR.
C. INTR and IV.
D. PC and NMI.
Answer= NMI and INTR
48. How many bit vector number is used in an interrupt cycle of 80386?.
A. 4.
B. 8.
C. 16.
D. 32.
Answer= 8
49. In how many modes does 80386 can run?.
A. 2.
B. 4.
C. 3.
D. 5.
Answer= 3
50. How many bit flag register does 80386 have?.
A. 8.
B. 16.
C. 32.
D. 64.
Answer= 32
51. Which processor is the derivative of 80386DX?.
A. 80387.
B. 80386SX.
C. 80386 DDX.
D. 8087.
Answer= 80386SX
52. Which of the following is a portable device of Intel?.
A. 80386DX.
B. 8087.
C. 80386SL.
D. 80386SX.
Answer= 80386SL
53. Which of the processor has a 5 stage pipeline?.
A. 80386.
B. 80486.
C. 80286.
D. 80386DX.
Answer= 80486
54. Which of the following processor can execute two instructions per cycle?.
A. 80486.
B. 80386DX.
C. Intel Pentium.
D. 80386.
Answer= Intel Pentium
55. Which of the following processors have two five-stage pipelines?.
A. 80486.
B. 80386.
C. Intel Pentium.
D. 80386DX.
Answer= Intel Pentium
56. In which processor does the control register and system management mode register first appeared?.
A. 80386.
B. 80386SL.
C. 80386DX.
D. 80486.
Answer= 80386SL
57. Which is the next successor of Intel Pentium?.
A. Pentium pro.
B. P1.
C. P2.
D. P5.
Answer= Pentium pro
58. Which of the following processor allows a multiple branch prediction?.
A. 80386.
B. P1.
C. Intel Pentium.
D. Intel Pentium pro.
Answer= Intel Pentium pro
59. Which are the processors based on RISC?.
A. SPARC.
B. 80386.
C. MC68030.
D. MC68020.
Answer= SPARC
60. What is 80/20 rule?.
A. 80% instruction is generated and 20% instruction is executed.
B. 80% instruction is executed and 20% instruction is generated.
C. 80%instruction is executed and 20% instruction is not executed.
D. 80% instruction is generated and 20% instructions are not generated.
Answer= 80% instruction is generated and 20% instruction is executed
61. Which of the architecture is more complex?.
A. SPARC.
B. MC68030.
C. MC68030.
D. 8086.
Answer= SPARC
62. Which is the first company who defined RISC architecture?.
A. Intel.
B. IBM.
C. Motorola.
D. MIPS.
Answer= IBM
63. Which of the following processors execute its instruction in a single cycle?.
A. 8086.
B. 8088.
C. 8087.
D. MIPS R2000.
Answer= MIPS R2000
64. How is memory accessed in RISC architecture?.
A. load and store instruction.
B. opcode instruction.
C. memory instruction.
D. bus instruction.
Answer= load and store instruction
65. Which of the following has a Harvard architecture?.
A. EDSAC.
B. SSEM.
C. PIC.
D. CSIRAC.
Answer= PIC
66. Which of the following statements are true for von Neumann architecture?.
A. shared bus between the program memory and data memory.
B. separate bus between the program memory and data memory.
C. external bus for program memory and data memory.
D. external bus for data memory only.
Answer= shared bus between the program memory and data memory
67. What is CAM stands for?.
A. content-addressable memory.
B. complex addressable memory.
C. computing addressable memory.
D. concurrently addressable memory.
Answer= content-addressable memory
68. Which of the following processors uses Harvard architecture?.
A. TEXAS TMS320.
B. 80386.
C. 80286.
D. 8086.
Answer= TEXAS TMS320
69. Which company further developed the study of RISC architecture?.
A. Intel.
B. Motorola.
C. university of Berkeley.
D. MIPS.
Answer= university of Berkeley
70. Princeton architecture is also known as.
A. von Neumann architecture.
B. Harvard.
C. RISC.
D. CISC.
Answer= von Neumann architecture
71. Who coined the term RISC?.
A. David Patterson.
B. von Neumann.
C. Michael J Flynn.
D. Harvard.
Answer= David Patterson
72. Which of the following is an 8-bit RISC Harvard architecture?.
A. AVR.
B. Zilog80.
C. 8051.
D. Motorola 6800.
Answer= AVR
73. Which of the following processors has CISC architecture?.
A. AVR.
B. Atmel.
C. Blackfin.
D. Zilog Z80.
Answer= Zilog Z80
74. What are the factors of filters which are determined by the speed of the operation in a digital signal processor?.
A. attenuation constant.
B. frency.
C. bandwidth.
D. phase.
Answer= bandwidth
75. How many tables does an FIR function of a digital signal processor possess?.
A. 1.
B. 2.
C. 3.
D. 4.
Answer= 2
76. Why is said that branch prediction is not applicable in a digital signal processor?.
A. low bandwidth.
B. high bandwidth.
C. low frency.
D. high frency.
Answer= low bandwidth
77. Which architecture can one overcome the low bandwidth issue in MC6800 family?.
A. RISC.
B. CISC.
C. von Neumann.
D. program stored.
Answer= RISC
78. Which architecture in digital signal processor reduces the execution time?.
A. Harvard.
B. CISC.
C. program storage.
D. von Neumann.
Answer= Harvard
79. Which of the following processors also can work as a digital signal processor?.
A. 8086.
B. 8088.
C. 8080.
D. ARM9E.
Answer= ARM9E
80. What types of modules are used in the digital signal processor to form the loop structure?.
A. modulo-timer.
B. modulo-counter.
C. timer.
D. external timer.
Answer= modulo-counter
81. Name a processor which is used in digital audio appliances..
A. 8086.
B. Motorola DSP56000.
C. 80486.
D. 8087.
Answer= Motorola DSP56000
82. How many bits does DSP56000 processor have?.
A. 8.
B. 16.
C. 24.
D. 32.
Answer= 24
83. How many buses did DSP56000 possess?.
A. 2.
B. 3.
C. 4.
D. 5.
Answer= 3
84. Which of the following architecture does DSP56000 possess?.
A. Harvard.
B. von Neumann.
C. CISC.
D. program-stored.
Answer= Harvard
85. What does AAU stand for?.
A. arithmetic address unit.
B. address arithmetic unit.
C. address access unit.
D. arithmetic access unit.
Answer= address arithmetic unit
86. How many address register does the AAU of a DSP56000 have?.
A. 8.
B. 16.
C. 24.
D. 32.
Answer= 24
87. How many registers does a DSP56000 have?.
A. 4.
B. 5.
C. 7.
D. 6.
Answer= 7
88. Which of the following bits are used for sign extension in DSP56000?.
A. upper 8 bits of the stack pointer.
B. lower 8 bits of the stack pointer.
C. lower 8 bits of the program counter.
D. upper 8 bits of the program counter.
Answer= upper 8 bits of the program counter
89. How many bit register set does RISC 1 model used?.
A. 138*24.
B. 138*32.
C. 69*16.
D. 69*32.
Answer= 138*32
90. Which of the following processor commercializes the Berkeley RISC model?.
A. SPARC.
B. Stanford.
C. RISC-1.
D. RISC.
Answer= SPARC
91. How many transistors does RISC 1 possess?.
A. 44000.
B. 45000.
C. 44500.
D. 45500.
Answer= 44500
92. How many registers does RISC 1 model have?.
A. 68.
B. 58.
C. 78.
D. 88.
Answer= 78
93. Which of the architectures are made to speed up the processor?.
A. CISC.
B. RISC.
C. program stored.
D. von Neumann.
Answer= RISC
94. How did 8086 pass its control to 8087?.
A. BUSY instruction.
B. ESCAPE instruction.
C. CONTROL instruction.
D. fetch 8087.
Answer= ESCAPE instruction
95. Which of the following processor supports MMX instructions?.
A. 8080.
B. 80486.
C. Intel Pentium.
D. 80386.
Answer= Intel Pentium
96. Which of the following processors has a speculative execution?.
A. 80486.
B. P1.
C. Intel Pentium.
D. Pentium pro.
Answer= Pentium pro
97. How many bit accumulator does DSP56000 have?.
A. 28.
B. 56.
C. 112.
D. 14.
Answer= 56
98. How many additional registers does DSP56000 have?.
A. 2.
B. 4.
C. 6.
D. 8.
Answer= 4
99. What does MAC instruction of DSP56000 stand for?.
A. multiply accumulator.
B. multiple access.
C. multiple accounting.
D. multiply accumulator counter.
Answer= multiply accumulator
100. What does SPARC stand for?.
A. scalable processor architecture.
B. speculating architecture.
C. speculating processor.
D. scaling Pentium architecture.
Answer= scalable processor architecture
101. How many bits does SPARC have?.
A. 8.
B. 16.
C. 32.
D. 64.
Answer= 32
102. Which company developed SPARC?.
A. intel.
B. IBM.
C. Motorola.
D. sun microsystem.
Answer= sun microsystem
103. What improves the context switching and parameter passing?.
A. register windowing.
B. large register.
C. stack register.
D. program counter.
Answer= register windowing
104. How many external interrupts does SPARC processor support?.
A. 5.
B. 10.
C. 15.
D. 20.
Answer= 15
105. Which level is an in-built nonmaskable interrupt in SPARC processor?.
A. 15.
B. 14.
C. 13.
D. 12.
Answer= 15
106. How many instructions does SPARC processor have?.
A. 16.
B. 32.
C. 64.
D. 128.
Answer= 64
107. What is generated by an external interrupt in SPARC?.
A. internal trap.
B. external trap.
C. memory trap.
D. interfaced trap.
Answer= internal trap
108. 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.
Answer= supervisor mode
109. Where is trap vector table located in SPARC processor?.
A. program counter.
B. Y register.
C. status register.
D. trap base register.
Answer= trap base register
110. How many bits does SPARC-V9 processor have?.
A. 16.
B. 32.
C. 64.
D. 128.
Answer= 64
111. 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.
Answer= IU, FPU, CU
112. 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.
Answer= 16 128-bit
113. Which module of SPARC contains the general purpose registers?.
A. IU.
B. FPU.
C. CU.
D. control unit.
Answer= IU
114. What shows the brightness of the pixel in a digital signal processor?.
A. luminance.
B. transparent.
C. chrominance.
D. opa.
Answer= luminance
115. What is the color format of chrominance in a digital signal processor?.
A. VGBA.
B. VIBGYOR.
C. White.
D. RGBA.
Answer= RGBA
116. Which of the following processor are designed to perform calculations in graphics rendering?.
A. GPU.
B. digital signal processor.
C. microprocessor.
D. microcontroller.
Answer= GPU
117. Which of the processor is a good match for applications such as video games?.
A. GPU.
B. VLIW.
C. Coprocessor.
D. Microcontroller.
Answer= GPU
118. Which of the following statement is true for concurrency?.
A. different parts of the program executes physically.
B. different parts of the program executes sentially.
C. different parts of the program executes conceptually.
D. different parts of the program executes sentially and physically.
Answer= different parts of the program executes conceptually
119. Which is an imperative language?.
A. C program.
B. SQL.
C. X
ry.
D. Concurrent model of HDL.
Answer= C program
120. Which of the following instructions supports parallel execution?.
A. VLIW.
B. TTA.
C. ALU operation.
D. Test-and-set instructions.
Answer= VLIW
121. Who invented VLIW architecture?.
A. Josh Fisher.
B. John Ellis.
C. John Ruttenberg.
D. John O'Donnell.
Answer= Josh Fisher
122. What is ILP?.
A. instruction-level parallelism.
B. instruction-level panel.
C. instruction-language panel.
D. inter-language parallelism.
Answer= instruction-level parallelism
123. Which ILP supports the ALU division?.
A. Subword parallelism.
B. CISC.
C. Superscalar.
D. VLIW.
Answer= Subword parallelism
124. Which is a vector processor?.
A. Subword parallelism.
B. CISC.
C. Superscalar.
D. VLIW.
Answer= Subword parallelism
125. Which of the following architecture supports out-of-order execution?.
A. RISC.
B. CISC.
C. Superscalar.
D. Subword parallelism.
Answer= Superscalar
126. Which is an example of superscalar architecture?.
A. Pentium 4.
B. 8086.
C. 80386.
D. Pentium pro.
Answer= Pentium 4
127. Which of the following is a combination of several processors on a single chip?.
A. Multicore architecture.
B. RISC architecture.
C. CISC architecture.
D. Subword parallelism.
Answer= Multicore architecture
128. Which is an example of the multi-core processor which possesses 10 cores?.
A. Intel Xeon E7-2850.
B. AMD Phenom IIX2.
C. Intel core duo.
D. AMD Phenom IIX3.
Answer= Intel Xeon E7-2850