PPSC Lecturer Computer Science (BPS-17) Solved Paper 2017


Solved past paper MCQs of ppsc lecturer computer science bps-17. It would be helpful for the current candidates who applied for ppsc lecturer computer science subject seats


PPSC Lecturer Computer Science (BPS-17) Solved Paper 2017

Select one option out of four given options

  1. Which module gives control of CPU to the process selected by the short term scheduler




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  3. The processes that are residing in the main memory for execution are kept on a list called




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  5. The interval from the time of submission of a process to the time of completion is termed as




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  7. Which scheduling algorithm allocates the CPU first to the process that requests the CPU first




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  9. In priority scheduling the algorithm




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  11. In priority scheduling algorithm when a process arrives at the ready queue, its priority is compared with the priority of the




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  13. Time quantum is defined in




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  15. In a multilevel feed back scheduling algorithm




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  17. Which one of the following can not be scheduled by the kernel




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  19. A memory page containing an heavily user variable that was initialize very early and is in constant use is removed and then the page replacement algorithm used is




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  21. Users are ____________ that their processes are running on a paged system




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  23. The aim of creating page replacement algorithm is to




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  25. A FIFO replacement algorithm associates with each page the ______________-




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  27. Optimal page replacement algorithm is




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  29. Optimal page replacement algorithm is difficult to implement because




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  31. LRU page-replacement algorithm associates with each page the ______________




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  33. CPU fetches the instructions from the memory according to the value of




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  35. A memory buffer used to the accommodate the spood differential is called




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  37. Which one of the following is the address generated by the CPU




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  39. Run time mapping from virtual to physical address is done by the




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  41. Memory management technique in which system stores and retrieve data from secondary storage for use in main memory is called




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  43. The interrupt request line is the part of the




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  45. The return address from the interrupt service routine is stored on the




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  47. The signal sent to the device from the processor to the device after receiving an interrupt is




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  49. A relational database consists of a collection of




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  51. A ______________ in a table represent a relationship among the set of the values




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  53. The term _____________ is used to refer a row




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  55. The term attribute refers to a _______________ of a table




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  57. For each attribute of a relation there is a set of permitted values called the ____________ of that attribute




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  59. Which one of the following tuple generating dependency




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  61. The main task carried out in the ______________ is to remove repeating attributes to separate tables




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  63. Which of the normal form based on the multi valued dependencies




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  65. Which forms has a relation that possess data about an individual entity




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  67. Which of the following has each related entity set has its own schema and there is an additional schema for the relationship set




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  69. In which of the following a separate schema is created consisted of that attribute and the primary key of the entity set




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  71. In 2NF




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  73. _____________ can help us detect poor E-R design




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  75. Build and Fix model is suitable for programming exercises of ______________ LOC (Line of Code)




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  77. What is the best way to represent the attributes in a large database




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  79. Designers use which of the following to tune performance of systems to support time critical operations




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  81. RAD stands for




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  83. Which one of the following model is not suitable for accommodating any change




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  85. Which one of the following is not the phase of the Prototyping Model




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  87. RAD Model has




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  89. What is the major drawback of using RAD model




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  91. SDLC stands for




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  93. Which model can be selected if user is involved in all the phases of SDLC




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  95. Two devices are in network if




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  97. In computer network nodes are




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  99. Communication is shared by all of the mechanism on the network in




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  101. Bluetooth is an example of




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  103. A _____________ is the device that forward packets between networks by processing the routing information included in the packet




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  105. A list of protocols used by the system one protocol per layer is called




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  107. Network congestion occurs




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  109. Which one of the following extends a private network across public networks




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  111. The network layer concerns with the




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  113. Which one of the following is not the function of network layer




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  115. A four Byte IP address consists of




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  117. In virtual circuit, network each packet contains




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  119. Which one of the following routing algorithm can be used for network layer design




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  121. The network layer protocol of internet is




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  123. ICMP is primarily used for




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  125. The lexical analyzer takes ____________ as input and produce a stream of ____________ as output




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  127. Parsing is also known as




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  129. A compiler program written in a high level language is called




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  131. The number of pixels stored in the frame buffer of a graphics system is known as




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  133. Which of the following is key characteristics of hackor




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  135. Which of the following focuses on the discovery of unknown properties of data




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  137. Which process model should be used virtually all situations of web engineering




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  139. Which of the following statements are incorrect with reference to the web based systems




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  141. What category of web based system would you assign to electronic shopping




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  143. What category of web based system would you assign to discussion group




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  145. W3C stands for




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  147. Which of the following is the risk associated with using hyper text in web applications




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  149. Which of the following is not a NosQL database




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  151. Which of the following is a NoSQL database type




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  153. Which one of the following is an example of operating system




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  155. By default on which page the header or the footer is printed in MS word




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  157. Complete the number series, 15, 31, 63, 127, 255,




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  159. Solve the equation: {1/4+5/8} +{1/2+3/4}=




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  161. "To fact the music" means




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  163. What is the antonym of MEANDERING




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  165. Find the correctly spelt word




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  167. To which fruit is Plantain similar to




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  169. Exposure to sunlight results in formation of _____________ in the body




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  171. Who was the first American president to resign while in office




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  173. The current capital of Kazakhstan is Astana, Name of the former capital is




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  175. In geography what do you understand by Pangaea




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  177. After partition of Bengal the capital of East Bengal and Assam was




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  179. What was the official language during the Muslim rule in India




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  181. Which of the following is not an Olympic Sports?




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  183. The flag of which country is also known as the Union Jack




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  185. Boao Forum of Asia was originally proposed by Former President Ramos of Philippines, former Prime Minister Monhiro Hosokawa of Japan and




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