Quiznetik

Microprocessor and Assembly Language Programming | Set 2

1. The port lines are connected to data lines of the _____

Correct : A. peripheral

2. The _________ input to 8255A is usually activated by Microprocessor in system

Correct : B. reset

3. __________ is useful for the generation of accurate time delay

Correct : A. 8254

4. _________ is used to refresh D-Ram and regular intervals and provide timing signals

Correct : C. 8254

5. The 8254 contains __________ counters

Correct : B. 3-16 bit

6. The data bus buffer is _________data line

Correct : B. bidirectional

7. In 8254 there are ________ pins

Correct : B. 24

8. The data lines is used to transfer _______

Correct : A. count, control and status word

9. The ________ input is connected to an output of the address decoder

Correct : C. chip select

10. The clock signal of frequency upto _____ is supplied to clock input

Correct : B. 8 MHz

11. The ________ input is used to enable or disable

Correct : D. gate

12. The _______ generates output way forms on the out and output line

Correct : A. Counter

13. The ____ is constructed for the desired mode and return into control register

Correct : A. control word

14. The internal block of 8237 consists of _________ channels

Correct : C. 4

15. The _______ allow data transfer between memory and peripherals

Correct : A. DMA technique

16. The ________ in 8237 operates in either master or in slave mode

Correct : C. dma controller

17. There are _____different types of interface in micro computer system

Correct : D. 2

18. _________ is used in high speed transfer is required

Correct : A. dma technique

19. ________ is used to eliminate clock signal

Correct : B. asynchronous

20. Synchronization bit at the beginning of character is called ________

Correct : D. start bit

21. Who introduced Pentium family?

Correct : A. intel

22. Pentium pro processor is a ______ generation of device

Correct : B. second

23. In which year, Pentium pro processor introduced?

Correct : C. 1995

24. _______ has been enhanced to provide higher performance for multimedia & communication applications.

Correct : C. Pentium processor with MMX technology

25. ________ is used in desktop and laptop personal computers

Correct : A. Pentium processor with MMX technology

26. Expansion of SPGA is _________

Correct : A. Staggered Pin Grid-Array package

27. Pentium pro processor has _______ die

Correct : C. two

28. In Pentium-pro processor, dies are manufactured using intel ___ mm BICMOS process

Correct : B. 0.35

29. The circuitry of the Pentium pro processor is equivalent to _______ million transistors

Correct : D. 5.5

30. Pentium-pro processor design implements________ micro architecture

Correct : C. P6

31. Micro architecture employs _________ execution

Correct : B. dynamic

32. ________ is performed to determine the best order of for execution of instructions

Correct : C. data flow analysis.

33. Pentium processor with MMX technology includes _____ new instructions and 4 new _______ data types

Correct : A. 50 & 64 bit

34. Pentium II processor is a ____generation

Correct : C. third

35. Pentium II processor was introduced in the year _______.

Correct : C. 1998

36. ________followed Celeron processor and Pentium II Xeon processor

Correct : B. pentium ii processor

37. Pentium II xeon processor offers _______ performance than the std Pentium II processor

Correct : B. higher

38. Dual independent bus architecture was first introduced in the ________________

Correct : A. pentium pro processor

39. How many buses provided in Pentium II processor?

Correct : B. two

40. The system bus of both Pentium pro and Pentium II processors carry ______ bytes per clock

Correct : B. 8

41. The maximum speed of Pentium II processor is increased to _______ MHz

Correct : C. 100

42. Backside bus between L2 cache and MPU is _____ speed

Correct : A. higher

43. The peak bus bandwidth of backside bus (cache bus) is ______ Mbytes/second

Correct : B. 1600

44. ECC & FRC were first introduced in _________

Correct : A. pentium pro processor

45. Pentium III processor was introduced in _______

Correct : A. 1999

46. Pentium III processor is manufactured using ____ process technology

Correct : C. 0.18

47. In Pentium III processor, the P6 micro architecture is enriched with an additional ______ instructions

Correct : D. 70

48. The 80386 Microprocessor family is a _____ bit microprocessor

Correct : C. 32

49. In which year, 80386 microprocessor was introduced?

Correct : C. 1985

50. Which family was the sixth member of 8086 family of microprocessors?

Correct : C. 80396 DX

51. The 80386DX MPU is the ______ entry in the 80386 family

Correct : A. first

52. Which device is high-performance member of the 80386 family of MPUs?

Correct : B. 80386DX

53. The 80386DX is a full _____ processor

Correct : C. 32 bit

54. The 80386DX has both 32 bit internal registers ______ external data bus

Correct : C. 32 bit

55. The 80486 family was introduced in the year ______

Correct : B. 1988

56. ________ maintains real modes protected-mode software compatibility with 80386 architecture

Correct : A. 80486

57. 80486DX was followed by ________

Correct : A. 80486SX

58. _______ version did not have a 16-bit external architecture

Correct : B. SX

59. _______family supports both a math co processor and cache memory

Correct : C. 80386

60. _______is a co-processor

Correct : B. 8087

61. The number of hardware chips needed for multiple digit display can be minimized by using the technique called ______

Correct : B. multiplexing

62. In multiplexing, the data lines and output ports are time shared by ______

Correct : B. LCDs

63. I/o ports of programmable devices are limited in current capacity, therefore, additional transistors or ICs called ________

Correct : C. segment and digit drivers

64. The SN75491 and SN75492 has ________ and _________ Darlington pair transistors in a package respectively

Correct : B. 4,6

65. ____________ is a commonly used input device when more than 8 key are necessary

Correct : C. Matrix Keyboard

66. The _________ reduces the number of connections, thus the number of interfacing device required

Correct : D. matrix keyboard

67. In scanned multiplexed displays _______ should sink seven or eight times that current

Correct : D. Cathode

68. The ______ is called segment or digit dri

Correct : A. Transistors

69. The ______ provide the capability of eight I/o ports in interfacing circuit

Correct : B. Decoder

70. The output line of interfacing circuit is used in _____

Correct : A. LED scanned display

71. These are _______ common cathode in scanned multiplexed displays

Correct : B. 6

72. There are ______ segment LEDs in scanned multiplexed displays

Correct : D. 7

73. An RS-232 interface is ____________

Correct : B. a serial interface

74. Expansion for DTE is ______

Correct : A. data terminal equipment

75. Expansion of DCE ________

Correct : A. data circuit terminating equipment

76. RS-232 is used in _________

Correct : C. computer serial ports

77. Rs-232 was introduced in __________

Correct : D. 1962

78. Compared with RS-232, USB is faster and uses___________

Correct : C. lower voltage

79. In which year, 8086 was introduced?

Correct : A. 1978

80. In which year, 8088 was announced?

Correct : A. 1979

81. What does the acronym RFID stand for?

Correct : B. radio frequency identification

82. What is a smart card ?

Correct : C. an access card for a security system

83. Smart Card on a microprocessor is for _______

Correct : B. security

84. Smart card is used to provide ___________

Correct : A. access

85. Another name for smart card ________

Correct : A. ICC

86. Smart card is made up of ________

Correct : C. plastic

87. Smart card size is _________

Correct : A. 85.60 x 53.98 mm

88. Smarts cards may have up to ______ kilobytes of RAM, ___ kilobytes of ROM, ___ kilobytes of programmable ROM, and a 16-bit microprocessor

Correct : A. 8 & 346 & 256

89. The smart card uses a __________ interface

Correct : A. serial

90. The most common smart card application is ________.

Correct : A. credit card

91. Expansion for HMOS technology_______

Correct : D. high performance metal oxide semiconductor

92. 8086 and 8088 contains _______ transistors

Correct : A. 29000

93. ALE stands for ___________

Correct : A. address latch enable

94. What is DEN?

Correct : B. data entered

95. Which pin is a programmable peripheral interface?

Correct : A. 8255

96. The inside of smart card contains an ___________

Correct : D. embedded microprocessor

97. RFID technology is a __________

Correct : A. automatic identification technology

98. The information stored in RFID is ________

Correct : C. ascii

99. In RFID, the productivity enhancement is _______ time

Correct : B. ten

100. RFID chip inside the tag is ________

Correct : A. read only