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




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  21. The aim of creating page replacement algorithm is to




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




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  25. Optimal page replacement algorithm is




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  27. Optimal page replacement algorithm is difficult to implement because




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




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




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




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




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




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  39. The interrupt request line is the part of the




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




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




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  45. A relational database consists of a collection of




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




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  49. The term _____________ is used to refer a row




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




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  53. Which one of the following tuple generating dependency




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




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




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




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  61. 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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  63. 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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  65. In 2NF




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




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




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




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




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  75. RAD stands for




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




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




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  81. RAD Model has




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  83. What is the major drawback of using RAD model




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  85. SDLC stands for




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




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  89. Two devices are in network if




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  91. In computer network nodes are




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




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  95. Bluetooth is an example of




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




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  99. Network congestion occurs




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




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  103. The network layer concerns with the




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




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  107. A four Byte IP address consists of




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  109. In virtual circuit, network each packet contains




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




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  113. The network layer protocol of internet is




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  115. ICMP is primarily used for




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




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  119. Parsing is also known as




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




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




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  125. Which of the following is key characteristics of hackor




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




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




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




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




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




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  137. W3C stands for




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




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  141. Which of the following is not a NosQL database




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  143. Which of the following is a NoSQL database type




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




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




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




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




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  153. "To fact the music" means




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  155. What is the antonym of MEANDERING




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  157. Find the correctly spelt word




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  159. To which fruit is Plantain similar to




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




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




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




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  167. In geography what do you understand by Pangaea




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




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




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




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




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  177. 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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