Quiznetik

Embedded and Real Time System | Set 1

1. Computer has a built-in system clock that emits millions of regularly spaced electric pulses per            called clock cycles.

Correct : A. second

2. It takes one clock cycle to perform a basic operation.

Correct : A. true

3. The operation that does not involves clock cycles is

Correct : A. installation of a device

4. The number of clock cycles per second is referred as

Correct : A. clock speed

5. CISC stands for

Correct : B. complex instruction set computer

6. Which of the following processor has a fixed length of instructions?

Correct : B. risc

7. Processor which is complex and expensive to produce is

Correct : C. cisc

8. The architecture that uses a tighter coupling between the compiler and the processor is

Correct : A. epic

9. MAR stands for

Correct : A. memory address register

10. Which activity is concerned with identifying the task at the final embedded systems?

Correct : D. task-level concurrency management

11. In which design activity, the loops are interchangeable?

Correct : C. high-level transformation

12. Which design activity helps in the transformation of the floating point arithmetic to fixed point arithmetic?

Correct : A. high-level transformation

13. Which design activity is in charge of mapping operations to hardware?

Correct : C. hardware/software partitioning

14. Which of the following is approximated during hardware/software partitioning, during task-level concurrency management?

Correct : A. scheduling

15. Which of the following is a process of analyzing the set of possible designs?

Correct : A. design space exploration

16. Which of the following is a meet-in-the- middle approach?

Correct : B. platform based design

17. Which of the following is the design in which both the hardware and software are considered during the design?

Correct : C. software/hardware codesign

18. Architectural design is a creative process satisfying only functional-requirements of a system.

Correct : B. false

19. A                  view shows the system hardware and how software components are distributed across the processors in the system.

Correct : A. physical

20. The UML was designed for describing

Correct : D. both object-oriented systems and architectural design

21. Which of the following view shows that the system is composed of interacting processes at run time?

Correct : D. process

22. Which of the following is an architectural conflict?

Correct : D. all of the mentioned

23. Which of the following is not included in Architectural design decisions?

Correct : D. testing the system

24. Architecture once established can be applied to other products as well.

Correct : B. false

25. Which of the following pattern is the basis of interaction management in many web- based systems?

Correct : C. model-view-controller

26. What describes how a set of interacting components can share data?

Correct : C. repository pattern

27. Which view in architectural design shows the key abstractions in the system as objects or object classes?

Correct : C. logical

28. Which of the following is a type of Architectural Model?

Correct : D. all of the mentioned

29. Which of the following is not included in failure costs?

Correct : D. none of the mentioned

30. Which requirements are the foundation from which quality is measured?

Correct : B. software

31. Which of the following is not a SQA plan for a project?

Correct : B. amount of technical work

32. Degree to which design specifications are followed in manufacturing the product is called

Correct : B. quality of conformance

33. Which of the following is not included in External failure costs?

Correct : A. testing

34. Which of the following is not an appraisal cost in SQA?

Correct : C. quality planning

35. Who identifies, documents, and verifies that corrections have been made to the software?

Correct : C. sqa group

36. The primary objective of formal technical reviews is to find                    during the process so that they do not become defects after release of the software.

Correct : A. errors

37. What is not included in prevention costs?

Correct : D. equipment calibration and maintenance

38. Software quality assurance consists of the auditing and reporting functions of management.

Correct : A. true

39. The main importance of ARM micro- processors is providing operation with

Correct : A. low cost and low power consumption

40. ARM processors where basically designed for

Correct : C. mobile systems

41. ARM stands for

Correct : B. advanced risc machines

42. The address space in ARM is

Correct : D. 232

43. 1 ARM ARCHITECTURE VERSIONS

Correct : D. both little & big endian

44. RISC stands for

Correct : C. reduced instruction set computer

45. In the ARM, PC is implemented using

Correct : C. general purpose register

46. The additional duplicate register used in ARM machines are called as

Correct : B. banked registers

47. The banked registers are used for

Correct : A. switching between supervisor and interrupt mode

48. Each instruction in ARM machines is encoded into                      Word.

Correct : C. 4 byte

49. All instructions in ARM are conditionally executed.

Correct : A. true

50. The addressing mode where the EA of the operand is the contents of Rn is

Correct : C. post-indexed mode

51. The USB controller provides high speed interface to laptop/PC with a speed of

Correct : A. on-chip usb with 12mb/s

52. Xbee/Bluetooth/Wifi wireless modules and SD/MMC card are included in the board?

Correct : B. false

53. In LPC 2148 we require separate programmer?

Correct : B. false

54. Which LCD display is present in LPC 2148 Development Board?

Correct : D. 2*16 lcd on-chip

55. Does it have in system programming or in application programming?

Correct : A. true

56. It provides real time debugging with the on chip real monitor software.

Correct : A. true

57. Who is the founder of LPC2148 board?

Correct : D. philips

58. What is the program counter value when the board turns on?

Correct : A. 0x00000

59. bit ARM7TDMI controller is present?

Correct : D. 32 bit

60. USB 2.0 full speed compliant device controller with                    of end point RAM.

Correct : C. 2 kb

61. What is the operating voltage of the board?

Correct : C. 3v

62. What does UART stand for?

Correct : A. universal asynchronous receiver transmitter

63. How is data detected in a UART?

Correct : C. clock

64. Which of the signal is set to one, if no data is transmitted?

Correct : D. txd

65. What rate can define the timing in the UART?

Correct : B. baud rate

66. How is the baud rate supplied?

Correct : B. external timer

67. Which company developed 16450?

Correct : C. national semiconductor

68. What does ADS indicate in 8250 UART?

Correct : C. address strobe signal

69. Which of the following signals are active low in the 8250 UART?

Correct : A. baudout

70. Which of the signal can control bus arbitration logic in 8250?

Correct : B. ddis

71. What is the processor used by ARM7?

Correct : D. 32-bit risc

72. What is the instruction set used by ARM7?

Correct : A. 16-bit instruction set

73. ARM7 has an in-built debugging device?

Correct : A. true

74. What is the capability of ARM7 f instruction for a second?

Correct : D. 130 mips

75. We have no use of having silicon customization?

Correct : B. false

76. Which of the following has the same instruction set as ARM7?

Correct : B. armv3

77. What are t, d, m, I stands for in ARM7TDMI?

Correct : B. thumb, debug, multiplier, ice

78. ARM stands for

Correct : A. advanced risc machine

79. What are the profiles for ARM architecture?

Correct : C. a,r,m

80. ARM7DI operates in which mode?

Correct : C. both big and little endian

81. In which of the following ARM processors virtual memory is present?

Correct : A. arm7di

82. How many instructions pipelining is used in ARM7EJ-S?

Correct : C. 5-stage

83. How many bit data bus is used in ARM7EJ-s?

Correct : A. 32-bit

84. What is the cache memory for ARM710T?

Correct : D. 8kb

85. Which of the following are header files?

Correct : A. #include

86. Which is the standard C compiler used for the UNIX systems?

Correct : C. cc

87. Which compiling option is used to compile programs to form part of a library?

Correct : A. -c

88. Which compiling option can be used for finding which part of the program is consuming most of the processing time?

Correct : C. -p

89. Which compiling option can generate symbolic debug information for debuggers?

Correct : D. -g

90. Which of the following is also known as loader?

Correct : B. linker

91. Which of the following gives the final control to the programmer?

Correct : A. linker

92. Which command takes the object file and searches library files to find the routine calls?

Correct : D. linker

93. Which assembler option is used to turn off long or short address optimization?

Correct : A. -n

94. Which assembler option runs the m4 macro preprocessor on the source file?

Correct : B. -m

95. Major portion of web page contributes

Correct : A. image

96. For image compression which tool is helpful?

Correct : B. optimus wordpress plugin

97. HTTP request is between

Correct : A. client and host

98. Which of the following is not render blocking resource?

Correct : D. jquery

99. For best speed position of JavaScript code should be at

Correct : B. bottom of the code

100. What is the work of Gzip compression?

Correct : D. compresses web pages, javascript and css