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PPSC PAST PAPER LECTURER COMPUTER SCIENCE (BS-17) (MALE & FEMALE) -2017

(71) . Which of the following focuses on the discovery of (previously) unknown properties on data?

  1. Data mining

  2. Big Data

  3. Data wrangling

  4. Machine Learning

(72) . Which process model should be used in virtually all situations of web engineering?

  1. Incremental Model

  2. Waterfall Model

  3. Spirit Model

  4. None of these

(73) . Which analysis is a part of Analysis model of the engineering process framework?

  1. Content Analysis

  2. interaction Analysis

  3. Functional Analysis

  4. All of these

(74) . Which of the following statements are incorrect .with reference to web-based systems? Web-based systems:

  1. Should be un-scalable

  2. Must be to cope uncertain, random heavy demand on services

  3. Must be secure

  4. Are subject to assorted legal, social and ethical scrutiny.

(75) . What category. of web-based system would you assign to electronic shopping?

  1. Information

  2. lnteractive

  3. Transaction-oriented

  4. Workflow-oriented

(76) . What. category of web-based system would you assign to discussion groups?

  1. Collaborative work

  2. Online communities

  3. Web portals

  4. Workflow-oriented

(77) . W3C stands for :

  1. World Wide Web Consortium

  2. World Wide Web Collaboration

  3. World Wide Web Community

  4. None of these

(78) . Which of the following is a risk associated with using hypertext in web applications?

  1. Loss of sense of locality and direction

  2. Cognitive overload tor users

  3. Both A and B

  4. None of these

(79) . Which of the following is not a NoSQL database?

  1. SQL Server

  2. MongoDB

  3. Cassandra

  4. None of these

(80) . Which of the following is a NoSQL Database type?

  1. SQL

  2. Document databases

  3. JSON

  4. All of these

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