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ADBMS MCQs

  1) Which approach that the E-R models must organizing information? (1) A. **layered B. stepped C. direct D. indirect   2) For a relation R, we are given that the domains of all attributes of R are indivisible. With this information, we can say the relation R is in ___________ (1) A. **1 NF B. 2 NF C. 3 NF D. BCNF   3) On which data a relational DBMS cannot perform elementary operations? (1) A. simple B. **c omplex C. short D. large 4) An                is a set of entities of the same type that share the same properties, or attributes. (1) A.     **Entity set B.      Attribute set C.      Relation set D.     Entity model 5) Entity is a                   (1) A.     working model B. ...
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Computer Organization and Design MCQs

1) The output of a combinational block depends only on the current ___________. A) input B) output C) value D) logic Correct Ans: input 2) For a logic block with n inputs, there are _________ entries in the truth table. A)16 n B) 2 n C) 4 n D) 8 n Correct Ans: 2n 3) The result of an OR operator is ____________ if either of the variables is 1. A) 4 B) 2 C) 1 D) 0 Correct Ans: 1 4) The logical function ___________ is implemented with an inverter that always has a single input. A) NOT B) OR C) AND D) NOR Correct Ans: NOT 5) One logic block that we will use in building larger components is a ______________. A) latch B) registers C) multiplexers D) decoder Correct Ans: decoder 6) ____________ can be created with an arbitrary number of data inputs. A) latch B) registers C) multiplexers D) decoder Correct Ans: Multiplexors 7) The adder created by directly linking the carries of 1-bit adders is called a _______________. A) ripple carry adder B) half add...
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Imperative Programming MCQs

 1) C programming was originally design for ____________ OS. A) MACOS B) Windows C) Unix D)Android  Correct Ans: Unix 2) _____________ symbol represent start point and end point in flowchart. A) Terminal B) Processing C) Decision D) offpage connector Correct Ans: Terminal 3) In C, ____________ function is use to start the program execution. A) start() B) getch() C) clrscr() D) main() Correct Ans: main() 4) ____________ are used for to declare variables or functions in C. A) tokens B) keywords C) identifiers D) data types Correct Ans: data types 5) If function doesn't have any parameter then they can accept as a ___________. A) void B) string C) int D) float Correct Ans: Void 6) An _________ literal can be a decimal, octal, or hexadecimal constant. A) char B) integer C) string D) float Correct Ans: integer 7) when __________ is used as data member, it creates one copy of that member to be shared by all objects of its class. A) constant ...
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Internet of Things MCQs

 1) ___________ is a device that provides application intelligence to the Internet. A) Sensor B) Actuator C) Controller D) Camera Correct Ans: Controller 2) The ___________ consumes more power when it is active, performing accelerated graphics. A) GPU      B) CPU C) APU      D) FPGA Correct Ans: GPU 3) ____________ is a binary protocol, and it does not support the encoding or decoding of content. A) UPnp      B) MQTT C)CoAP      D) XMPP Correct Ans: MQTT 4) __________ was originally designed for use in instant messaging applications (or chat). A)UPnp      B)MQTT C) XMPP D) CoAP Correct Ans: XMPP 5) ___________ library contains a data abstraction layer, and is a crucial tool for the efficient management of objects in the system. A) Clayster.Library.Abstract           B) Clayster.Library.Installation C) Clayster.Library.Meters       ...
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Web Programming MCQs

1) The __________ tag offers a way to structure your text into different paragraphs. A)<body> B)<h1> C)<head> D)<p> Correct Ans:<p> 2) ____________ are made up of two parts − a name and a value. A)elements B)attributes C)tags D)content Correct Ans: attributes 3) HTML comments are placed in between ____________ tags. A)<!-- ... --> B)<$-- ... --> C)<#-- ... --> D) <?-- ... --> Correct Ans:<!-- ... --> 4) The __________ attribute defines space between table cells. A) cellpadding B)colspan C)cellspacing D)rowspan Correct Ans:cellspacing 5) ____________ tag also does not provide any visual change on the block but has more meaning when it is used with CSS. A)<span> B)<meta> C) <div> D)<frame> Correct Ans:<span> 6) __________ is used along with HTML and JavaScript in most websites to create user interfaces for web applications and user interfaces. A)XUL B)SVG C)XML C...
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Speech Recognition MCQs

1) Commands that make speaking to a speech recognition system almost as natural as talking to a person are known as NLT, an acronym for ______. A) Natural Lab Technology           B) Natural Language Technology C) Neuron Language Technology D) Neutral Language Technology Correct Ans: Natural Language Technology 2) Set of mathematical formulas that analyzes human voice patterns and evaluates the probability of spoken words matching words in the speech recognition vocabulary ______. A) Acoustic model B) Diagram model C) Gram model D) Speech model Correct Ans: Acoustic model 3) The first step when using the speech recognition software is to ______. A) complete the initial enrollment B) properly adjust microphone volume level C) save the document D) say your name Correct Ans: complete the initial enrollment 4) What kind of signal is used in speech recognition? A) Electromagnetic signal B) Electric signal C) Acoustic signal D) Radar Cor...
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Information Retrieval MCQs

1) An ___________ is the topic about which the user desires to know more. A)effectiveness B)ad hoc retrieval C)information need D) precision Correct Ans: information need 2) The simplest form of document retrieval is for a computer to do this sort of linear scan through documents known as ___________. A)Terms B)incidence matrix C)index D)grepping Correct Ans: grepping 3)____________ is the process of selecting how to organize the work of answering a query so that the least total amount of work needs to be done by the system.  A)Intersect B)Query optimization C)posting merge D)conjunctive query Correct Ans: Query optimization 4) ____________ has been used for dictionary lookup in some search engines. A)Hashing B)keys C)binary tree D)B-tree Correct Ans: Hashing 5) A ___________ on the dictionary is a convenient way of handling trailing wildcard queries. A)Hashing B) search tree C) B-tree D)reverse B-tree Correct Ans: search tree 6) Our first special index for general wildca...
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