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Saturday, July 3, 2010

LOK SEWA AYOG is a popular in Nepal and information collected by Niroj Khanal.

Set 9

1. The computer Memory holds data and program

2. Octal numbers are used external to computer.

3. The number 10002 are equivalent to decimal number eight.

4. The checking operation performed on input data is called the validation of data.

5. The larger RAM of computer, the fastest processing speed is, since it eliminates frequent disk I/Os.

6. The temporary or volatile memory of a computer is erased when the computer is turned of. Accordingly, the computer user before turning off the machine must transfer anything in the memory, which is important to permanent memory.

7. Laser card is conceptually related to the smart card but is similar to the video disk.

8. The time taken for the read/write head to move to the correct track on the magnetic disk is called seek time.

9. Laser printer can be classified as a page-at-a-time printer.

10. The metal-oxide semiconductor (MOS) transistor is the real forerunner of the modern chip. In 1960 year was it invented.

11. In modems a digital signal changes some characteristic of a carrier wave.

12. Information retrieval is fastest grow in Hard disk.

13. Garnet magnetic material is normally used in bubble memories.

14. The process of entering data into a storage location causes variation in its address number.

15. Fully connected mesh topologies is highly reliable.

16. Ring topology is not broadcast type.

17. A diagram that illustrates the order of functions in a program is called a Flowchart.

18. Arithmetic operations are coded in processing symbols.

19. A magnetic tap volume that is used on a data process operator without any change to its contents is Master tapes.

20. Opteron is the name of the 64-bit Microprocessor developed by AMD.

21. Mercury computer peripheral manufacturer quotes – empowering you PC.

22. SCSI is a term related with storage.

23. Microsoft company did SCO sue for using code UNIX in its Operating System.

24. PPM is the units used to count the speed of a printer.

25. W3C organizations look at standards for representation of data on the internet.

26. NIC is the other name for a LAN card.

27. Optic fiber cables can transmit data at high speed.

28. TWAIN is a term related with scanners.

29. Bill Joy is the founder of BSD Unix.

30. Lars Ellison is the founder of Oracle Corporation.

31. Direct X is software that drives graphic hardware.

32. When you purchase a product over a Mobile Phone, the transaction is called m-Commerce.

33. The basic operations performed by a computer are Arithmetic & Logical operation, storage and relative.

34. The earliest calculating devices are Abacus.

35. Blaise Pascal built the first Mechanical Calculator.

36. Punched cards were first introduced by Herman Hollerith.

37. Computers built before the first generation of computers were Electro-mechanical.

38. World length of a PC is 8-bits.

39. Size of the primary memory of a PC ranges between 256KB & 640KB.

40. CPU speed of a personal computer is 100KIPS.

41. Programs are executed on the basis of a priority number in a Multiprogramming.

42. In a high resolution mode, the number of dots in a line will usually be 640.

43. Programs stored in ROM are called Firmware.

44. The unit KIPS is used to measure the speed of Processor.

45. IC is classified on the basis of number of transistors.

46. MDR (Memory Data Register) hold the number of transistors.

47. A compiler translates a high level language into machine language.

48. Computer Software includes Application, Packaged and Operating system programs.

49. Assembly language is the easiest language to write programs.

50. A source program is a program to be translated into machine language.

51. When a key is pressed on the keyboard, ASCII standard is used for converting the keystroke into the corresponding bits.

52. A pixel is the smallest resolvable part of a picture.

53. Mouse is used as the standard pointing device in a Graphical User Environment.

54. 2 number system is usually followed in a typical 32-bit computer.

55. Touch screen is not an output device.

56. CDROM devices are a limitation that we can only information to it but cannot erase or modify it.

57. Laser technology is used in compact disks.

58. Hard disk storage devices can store maximum amount of data.

59. Seagate is the largest manufacturer/leader of Hard disk drives.

60. Programs which are as permanent as hardware and stored in ROM is known as Firmware.

61. Memory is made up of large number of cells.

62. Primary memory stores data, programs and results alone.

63. EPROM can be used for Erasing and reconstructing the contents of ROM.

64. Microprocessor can understand difference between data and programs.

65. The contents of information are stored in Memory data register.

66. Memory unit is one part of CPU.

67. Algorithm and flow chart help us to specify the problem completely and clearly.

68. 8”, 5 ¼” and 3 ½” are valid size of floppy disk but 5 ½” is not.

69. Hard disk can store large amounts of data.

70. Zip disk is handy to carry yet can store large amounts of data.

71. 360kb, 720kb and 1.44kb are valid store capacity of floppy disk but 1.24kb not.

72. Data is stored in computers as Files.

73. Optical technology is used in a CDROM Drive.

74. MTBF means Mean time between failures.

75. Floppy disk drives were first introduced by IBM computer manufacturer.

76. Floppy disk drives were originally designed by SONY.

77. Usually, in MSDOS, the primary hard disk drives have the drive letter C.

78. RAM is often used in a typical computer operation.

79. Time taken to move from one cylinder of a HDD to another is called Average seek time.

80. DIMM RAM times have to be refreshed often in order to retain its contents.

81. AND, OR & NOT are logic gate but NAT is not.

82. The Analytical Engine developed during 1st Generation of computers used counter wheels as a memory unit.

83. Write cycle times of RAM and EEPROM are 1000 times.

84. MOS stands for Metal Oxide Semiconductor.

85. Magnetic Tapes are mounted on reels.

86. Cache memories are bigger than RAM is false.

87. Information in ROM can be written by users is false.

88. Cache memories are smaller than RAM is true.

89. ROM is faster than RAM is false.

90. Testing is a failure if a program doesn’t work correctly.

91. Robustness is not a characteristic for testability.

92. Cyclimatic complexity method comes under white box testing method.

93. A sub-path is a sequence of statements from one place in the program to another.

94. Loop Testing comes under white box testing method.

95. Simple, nested and concatenated loops can be successfully tested using Loop Testing methodology.

96. Graph based testing comes under Black box testing method.

97. Alpha and Beta testing methods are used by end-users who actually test software before they use it.

98. To test a function, the programmer has to write a Driver, which calls the function and passes it test data.

99. In a computer Flip flop is capable to store single binary bit.

100. A set up flip flops integrated together is called Register.

101. Bytes are the best units of data on an external storage device.

102. A register organized to allow moving left or right operations is called a Shift register.

103. Compact disks are the cheapest memory devices in terms of Cost/Bit.

104. Semiconductor memories have the fastest access time.

105. Dynamic and static are semiconductor memory.

106. CDROM is a read only memory storage device.

107. DMA Stands for Direct Memory Access.

108. On a Dot-Matrix Printer, you should never lubricate print head pins part.

109. C:\ windows you can find user.dat

110. Protected mode cans two or more applications are stored in memory at the same time.

111. In inkjet technology the droplets of links are deflected by Multidirectional nozzles.

112. All OS gets their total memory initialized from BIOS.

113. MSD.exe does not have information on cache.

114. Imy.file.doc is a valid file name in win95/97/98.

115. During boot up, the memory test is a super flow state that should be ignoring.

116. After upgrading your system to a new DOS version, and older application displays the error message incorrect DOS version. Use the setver command do you run this application.

117. You were installing an application in Windows 95 and the computer crashes, Press alt+ctrl+delete, and end task.

118. Emm386.exe DOS driver is used to emulate expanded memory.

119. Video controller is LEAST likely to interfere with upgrading to a newer DOS version.

120. Toner Cartridges are the easiest components to environmentally recycle.

121. A wrist-grounding strap contains resister.

122. AC outlet is the best ground for a conductive workbench.

123. PCI type of system board is the most likely candidate for processor upgrading want maximum performance and future compatibility.

124. A hard disk is divided into tracks sectors are further subdivided.

125. 7 is the highest binary number that can be referred to on a three-position jumper block.

126. TWI primary performance restrains for mass storage devices are Disk access time.

127. SCSI hard drives provide the fastest access to large video files.

128. When connecting two internal SCSI hard disks to a computer, any open SCSI port on the computer do you connect the second hard drives?

129. RAM provides the fastest data access time.

130. Execute program instruction does the CPU do.

131. SCSI controller would support an external CD-ROM drives.

132. PCMCIA specification covers PC hard cards.

133. ESD would cause the most damage to expansion board components.

134. Parallel and serial port sends and receives information from other devices.

135. Parallel port provides the FASTEST throughout the laser printers.

136. A customer has one printer on LPT1 and wants to another printer. To COM1, COM2 and LPT2 port should it be connected?

137. UART 16550 hardware component control serial port communications.

138. COM1 is typically represented by 9 pin male port.

139. Modem should transmit 14400-15000 bits per second.

140. As modem could e attached to Parallel port.

141. Disk diagnostics is a type of preventive maintenance used on a hard drive.

142. It is most important to keep hard drives and diskettes away from temperature extremes and magnetic devices.

143. Upper memory blocks are located reserved memory.

144. You suspect a virus has entered your computer. CMOS the virus will not affect.

145. To install a second IDE drive into a computer, you must set the master-slave jumper to slave on the second drive.

146. After doing a low-level format, format DOS partition would be the step in configuration the hard drive in a system.

147. Bad RAM component would most likely cause its error.

148. ATZ command is used to reset a MODEM.

149. In the DOS memory model, High Memory Area (HMA) is the first 64k of extended.

150. To optimize the conventional memory, DOS=HIGH command do you use to load DOS into HMA.

151. DOS=UMB would you allow device drivers and TSR's to be loaded into Upper Memory Block's.

152. During boot-up, the memory test: Checks and verifies that contiguous memory installed.

153. During the boot process, a system first counts memory from Power up boot process.

154. RAM, CPU and Video card could cause a blank screen.

155. To find out how much memory is available, you could type MEM.

156. When you boot a PC and don’t hear any beep, this couldd suggest bad or disconnected speaker.

157. During the normal PC boot process, ROM BIOS is active first.

158. ESD is most likely to couse failures on RAM modules and I/O controler components.

159. In order for modem to accept data, carrer detect and revise data signals must be present.

160. The acronym HDI stands for: Help Desk Interference.

161. PC drum part of the Laser printer should not be exposed to sunlight.

162. 4 DMA channels are in an AT-machine.

163. 127 devices does USB support.

164. When seeking to upgrade for a particular motherboard Make & Model do you need to know.

165. 15 pins on a VGA.

166. Size(heads, cylenders, sectors) are held in CMOS for th hadr drive.

167. ATX keyboard and Parallel printer has the same looking connectors.

168. Laser printer should not be pluged into standard ups.

169. Provide better system cooling and Increase CPU processing speed are the benefits of cleaning the inside of a computer.

170. 4MB video RAM is needed to display 1024*768 at 24bit color.

171. Pentium MMX, Cyrix MII and AMD K6 processors will fit in the same socket.

172. Speed, ease of configuration and expansion are the advantages of the USB.

173. Internet streaning SIMD extensions new technology was added to the PIII.

174. WRAM is used on a video card.

175. ISA, PCI & AGP expansion types do most PII/PIII motherboard support.

176. BIOS/CMOS is modified when changing the system start-up boot sequence.

177. MMX was added to the Pentium to handle multimedia functions like sound and video.

178. Modem use synchronous transmission.

179. ATH command is used to hanguup modem when using the “AT Comand set”.

180. When configuring is a network interface cards withoud jumpers or plug and play, Configuration software is used to set the IRQs.

181. Limited numbers of computer involved and computer acting as both a client and a server are characteristics of peer to peer networking.

182. Protocol is a comon language that computers use to talk with one another on a network.

183. Wit respect to a network interface card,the term 10/100 refers to mbps.

184. When installing PCI NICS you can check the IRQ availabiity by looking at motherboard BIOS.

185. 10 Base T type of cable mostly likely I use with RJ-45 connectors.

186. Character per secends do we use to measure dot-matrix printers.

187. Duplexer allows you to print on both sides of the printers.

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