Which of the following is a knowledge representation technique used to represent knowledge about stereotype situation? (A) Semantic network (B) Frames (C) Scripts (D) Conceptual Dependency

Which of the following is a knowledge representation technique used to represent knowledge about stereotype situation? (A) Semantic network (B) Frames (C) Scripts (D) Conceptual Dependency
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(C) Scripts 
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Slots and facets are used in (A) Semantic Networks (B) Frames (C) Rules (D) All of these

Description : Slots and facets are used in (A) Semantic Networks (B) Frames (C) Rules (D) All of these

Last Answer : (B) Frames

Find the false statement: (A) The relationship construct known as the weak relationship type was defined by Dey, Storey & Barron (1999). (B) A weak relationship occurs when two relationship types are linked by either Event-Precedent sequence or Condition-Precedent sequence (C) Conceptual model is not accurate representation of "Universe of interest". (D) Ternary, Quaternary and Quintary relationships are shown through a series of application scenario's and vignette's

Description : Find the false statement: (A) The relationship construct known as the weak relationship type was defined by Dey, Storey & Barron (1999). (B) A weak relationship occurs when two ... Ternary, Quaternary and Quintary relationships are shown through a series of application scenario's and vignette's

Last Answer : (C) Conceptual model is not accurate representation of "Universe of interest".

Consider the formula in image processing RD = 1 - (1/CR) Where CR = n1/n2 CR is called as compression ratio n1 and n2 denotes the number of information carrying units in two datasets that represent the same information. In this situation RD is called as relative ................ of the first data set. (A) Data Compression (B) Data Redundancy (C) Data Relation (D) Data Representation

Description : Consider the formula in image processing RD = 1 - (1/CR) Where CR = n1/n2 CR is called as compression ratio n1 and n2 denotes the number of information carrying units in two datasets that represent ... . (A) Data Compression (B) Data Redundancy (C) Data Relation (D) Data Representation

Last Answer : (B) Data Redundancy

Manager's salary details are to be hidden from Employee Table. This Technique is called as (A) Conceptual level Datahiding (B) Physical level Datahiding (C) External level Datahiding (D) Logical level Datahiding

Description : Manager's salary details are to be hidden from Employee Table. This Technique is called as (A) Conceptual level Datahiding (B) Physical level Datahiding (C) External level Datahiding (D) Logical level Datahiding

Last Answer : (C) External level Datahiding

The basic inference mechanism in semantic network in which knowledge is represented as Frames is to follow the links between the nodes. a) True b) False

Description : The basic inference mechanism in semantic network in which knowledge is represented as Frames is to follow the links between the nodes. a) True b) False

Last Answer : a) True

There exists two way to infer using semantic networks in which knowledge is represented as Frames. 1) Intersection Search 2) Inheritance Search a) True b) False

Description : There exists two way to infer using semantic networks in which knowledge is represented as Frames. 1) Intersection Search 2) Inheritance Search a) True b) False

Last Answer : 1) Intersection Search

Graph used to represent semantic network is _____________ a) Undirected graph b) Directed graph c) Directed Acyclic graph (DAG) d) Directed complete graph

Description : Graph used to represent semantic network is _____________ a) Undirected graph b) Directed graph c) Directed Acyclic graph (DAG) d) Directed complete graph

Last Answer : b) Directed graph

Like semantic networks, frames can be queried using spreading activation. a) True b) False

Description : Like semantic networks, frames can be queried using spreading activation. a) True b) False

Last Answer : a) True

Frames in artificial intelligence is derived from semantic nets. a) True b) False

Description : Frames in artificial intelligence is derived from semantic nets. a) True b) False

Last Answer : a) True

A network with bandwidth of 10 Mbps can pass only an average of 15,000 frames per minute with each frame carrying an average of 8,000 bits. What is the throughput of this network ? (A) 2 Mbps (B) 60 Mbps (C) 120 Mbps (D) 10 Mbps

Description : A network with bandwidth of 10 Mbps can pass only an average of 15,000 frames per minute with each frame carrying an average of 8,000 bits. What is the throughput of this network ? (A) 2 Mbps (B) 60 Mbps (C) 120 Mbps (D) 10 Mbps

Last Answer : (A) 2 Mbps Explanation: In data transmission, throughput is the amount of data moved successfully from one place to another in a given period of time, and typically measured in bits per second (bps), ... second (Mbps) or gigabits per second (Gbps). Here, Throughput = 15000 x 8000/60 = 2 Mbps 

A pure ALOHA Network transmit 200 bit frames using a shared channel with 200 Kbps bandwidth. If the system (all stations put together) produces 500 frames per second, then the throughput of the system is .............. (A) 0.384 (B) 0.184 (C) 0.286 (D) 0.586

Description : A pure ALOHA Network transmit 200 bit frames using a shared channel with 200 Kbps bandwidth. If the system (all stations put together) produces 500 frames per second, then the throughput of the system is .............. (A) 0.384 (B) 0.184 (C) 0.286 (D) 0.586

Last Answer : (B) 0.184

A network with bandwidth of 10 Mbps can pass only an average of 12,000 frames per minute with each frame carrying an average of 10,000 bits. What is the throughput of this network ? (A) 1 Mbps (B) 2 Mbps (C) 10 Mbps (D) 12 Mbps

Description : A network with bandwidth of 10 Mbps can pass only an average of 12,000 frames per minute with each frame carrying an average of 10,000 bits. What is the throughput of this network ? (A) 1 Mbps (B) 2 Mbps (C) 10 Mbps (D) 12 Mbps

Last Answer : (B) 2 Mbps

High level knowledge which relates to the use of sentences in different contexts and how the context affect the meaning of the sentences? (A) Morphological (B) Syntactic (C) Semantic (D) Pragmatic

Description : High level knowledge which relates to the use of sentences in different contexts and how the context affect the meaning of the sentences? (A) Morphological (B) Syntactic (C) Semantic (D) Pragmatic

Last Answer : (D) Pragmatic

For a database relation R(a, b, c, d) where the domains of a, b, c, d include only the atomic values. The functional dependency a → c, b → d holds in the following relation (A) In 1NF not in 2NF (B) In 2NF not in 3NF (C) In 3NF (D) In 1NF

Description : For a database relation R(a, b, c, d) where the domains of a, b, c, d include only the atomic values. The functional dependency a → c, b → d holds in the following relation (A) In 1NF not in 2NF (B) In 2NF not in 3NF (C) In 3NF (D) In 1NF

Last Answer : (A) In 1NF not in 2NF 

In RDBMS, the constraint that no key attribute (column) may be NULL is referred to as: (A) Referential integrity (B) Multi-valued dependency (C) Entity Integrity (D) Functional dependency

Description : In RDBMS, the constraint that no key attribute (column) may be NULL is referred to as: (A) Referential integrity (B) Multi-valued dependency (C) Entity Integrity (D) Functional dependency

Last Answer : (C) Entity Integrity

Consider a schema R(MNPQ) and functional dependencies M→N, P→Q. Then the decomposition of R into R1(MN) and R2(PQ) is ............. (1) Dependency preserving but not lossless join. (2) Dependency preserving and lossless join (3) Lossless join but not dependency preserving (4) Neither dependency preserving nor lossless join.

Description : Consider a schema R(MNPQ) and functional dependencies M→N, P→Q. Then the decomposition of R into R1(MN) and R2(PQ) is ............. (1) Dependency preserving but not lossless ... and lossless join (3) Lossless join but not dependency preserving (4) Neither dependency preserving nor lossless join. 

Last Answer : Answer: 1

A ……………… system in no more than idea. A) Conceptual B) Logical C) Physical D) None

Description : A ……………… system in no more than idea. A) Conceptual B) Logical C) Physical D) None

Last Answer : A) Conceptual

The data Flow Diagram is the basic component of …………… system A) Conceptual B) Logical C) Physical

Description : The data Flow Diagram is the basic component of …………… system A) Conceptual B) Logical C) Physical

Last Answer : A) Conceptual

………… system consists of programs, data files and documentation A) Conceptual B) Logical C) Physical D) None of the above

Description : ………… system consists of programs, data files and documentation A) Conceptual B) Logical C) Physical D) None of the above

Last Answer : C) Physical

A …………. System is no more than idea A) Conceptual B) Logical C) Physical D) All of the above

Description : A …………. System is no more than idea A) Conceptual B) Logical C) Physical D) All of the above

Last Answer : A) Conceptual

The conceptual model is (A) dependent on hardware. (B) dependent on software. (C) dependent on both hardware and software . (D) independent of both hardware and software.

Description : The conceptual model is (A) dependent on hardware. (B) dependent on software. (C) dependent on both hardware and software . (D) independent of both hardware and software.

Last Answer : (D) independent of both hardware and software.

The view of total database content is (A) Conceptual view. (B) Internal view. (C) External view. (D) Physical View.

Description : The view of total database content is (A) Conceptual view. (B) Internal view. (C) External view. (D) Physical View.

Last Answer : (A) Conceptual view.

In Data mining, .............. is a method of incremental conceptual clustering. (A) STRING (B) COBWEB (C) CORBA (D) OLAD

Description : In Data mining, .............. is a method of incremental conceptual clustering. (A) STRING (B) COBWEB (C) CORBA (D) OLAD

Last Answer : (B) COBWEB

Which of the following is/are the fundamental semantic model(s) of parameter passing? (A) in mode (B) out mode (C) in-out mode (D) all of the above

Description : Which of the following is/are the fundamental semantic model(s) of parameter passing? (A) in mode (B) out mode (C) in-out mode (D) all of the above

Last Answer : (D) all of the above

An ER Model includes I. An ER diagram portraying entity types. II. Attributes for each entity type III. Relationships among entity types. IV. Semantic integrity constraints that reflects the business rules about data not captured in the ER diagram. (A) I, II, III & IV (B) I&IV (C) I, II & IV (D) I & III

Description : An ER Model includes I. An ER diagram portraying entity types. II. Attributes for each entity type III. Relationships among entity types. IV. Semantic integrity constraints that reflects the business rules about data not ... ; IV (B) I&IV (C) I, II & IV (D) I & III

Last Answer : (A) I, II, III & IV

Let E1 and E2 be two entities in E-R diagram with simple single valued attributes. R1 and R2 are two relationships between E1 and E2 where R1 is one-many and R2 is many-many. R1 and R2 do not have any attributes of their own. How many minimum number of tables are required to represent this situation in the Relational Model? (A) 4 (B) 3 (C) 2 (D) 1

Description : Let E1 and E2 be two entities in E-R diagram with simple single valued attributes. R1 and R2 are two relationships between E1 and E2 where R1 is one-many and R2 is many-many. R1 and R2 do not have any ... are required to represent this situation in the Relational Model? (A) 4 (B) 3 (C) 2 (D) 1

Last Answer : (B) 3 

____________ is a graphical representation of the various activity and event relating to a project. A. Network analysis. B. Scheduling technique. C. Logical Model. D. Network Diagram

Description : ____________ is a graphical representation of the various activity and event relating to a project. A. Network analysis. B. Scheduling technique. C. Logical Model. D. Network Diagram

Last Answer : D. Network Diagram

A job has four pages A, B, C, D and the main memory has two page frames only. The job needs to process its pages in following order: ABACABDBACD Assuming that a page interrupt occurs when a new page is brought in the main memory, irrespective of whether the page is swapped out or not. The number of page interrupts in FIFO and LRU page replacement algorithms are (A) 9 and 7 (B) 7 and 6 (C) 9 and 8 (D) 8 and 6

Description : A job has four pages A, B, C, D and the main memory has two page frames only. The job needs to process its pages in following order: ABACABDBACD Assuming that a page interrupt occurs when a new page is brought in the main ... replacement algorithms are (A) 9 and 7 (B) 7 and 6 (C) 9 and 8 (D) 8 and 6

Last Answer : (C) 9 and 8

What is the bit rate for transmitting uncompressed 800x600 pixel colour frames with 8 bits/pixel at 40 frames/second ? (A) 2.4 Mbps (B) 15.36 Mbps (C) 153.6 Mbps (D) 1536 Mbps

Description : What is the bit rate for transmitting uncompressed 800x600 pixel colour frames with 8 bits/pixel at 40 frames/second ? (A) 2.4 Mbps (B) 15.36 Mbps (C) 153.6 Mbps (D) 1536 Mbps 

Last Answer : (C) 153.6 Mbps Explanation: The number of bits/sec is just 800x600x40x8 or 153.6 Mbps.

Consider a program that consists of 8 pages (from 0 to 7) and we have 4 page frames in the physical memory for the pages. The page reference string is : 1 2 3 2 5 6 3 4 6 3 7 3 1 5 3 6 3 4 2 4 3 4 5 1 The number of page faults in LRU and optimal page replacement algorithms are respectively (without including initial page faults to fill available page frames with pages): (A) 9 and 6 (B) 10 and 7 (C) 9 and 7 (D) 10 and 6

Description : Consider a program that consists of 8 pages (from 0 to 7) and we have 4 page frames in the physical memory for the pages. The page reference string is :  1 2 3 2 5 6 3 4 6 3 7 3 1 5 3 6 3 4 2 4 3 4 5 ... to fill available page frames with pages): (A) 9 and 6 (B) 10 and 7 (C) 9 and 7 (D) 10 and 6

Last Answer : (B) 10 and 7

A LRU page replacement is used with four page frames and eight pages. How many page faults will occur with the reference string 0172327103 if the four frames are initially empty? (A) 6 (B) 7 (C) 5 (D) 8

Description : A LRU page replacement is used with four page frames and eight pages. How many page faults will occur with the reference string 0172327103 if the four frames are initially empty? (A) 6 (B) 7 (C) 5 (D) 8

Last Answer : (B) 7

Suppose that the number of instructions executed between page faults is directly proportional to the number of page frames allocated to a program. If the available memory is doubled, the mean interval between page faults is also doubled. Further, consider that a normal instruction takes one micro second, but if a page fault occurs, it takes 2001 micro seconds. If a program takes 60 sec to run, during which time it gets 15000 page faults, how long would it take to run if twice as much memory were available? (A) 60 sec (B) 30 sec (C) 45 sec (D) 10 sec

Description : Suppose that the number of instructions executed between page faults is directly proportional to the number of page frames allocated to a program. If the available memory is doubled, the mean interval between page faults is also ... memory were available? (A) 60 sec (B) 30 sec (C) 45 sec (D) 10 sec

Last Answer : Answer: C Explanation: T = Ninstr x 1µs + 15,000 x 2,000 µs = 60s Ninstr x 1µs = 60,000,000 µs - 30,000,000 µs = 30,000,000 µs Ninstr = 30,000,000 The number of instruction ... doesn't mean that the program runs twice as fast as on the first system. Here, the performance increase is of 25%.

If link transmits 4000 frames per second and each slot has 8 bits, the transmission rate of circuit of this TDM is ............... (A) 64 Kbps (B) 32 Mbps (C) 32 Kbps (D) 64 Mbps

Description : If link transmits 4000 frames per second and each slot has 8 bits, the transmission rate of circuit of this TDM is ............... (A) 64 Kbps (B) 32 Mbps (C) 32 Kbps (D) 64 Mbps

Last Answer : (C) 32 Kbps

Consider the reference string 0 1 2 3 0 1 4 0 1 2 3 4 If FIFO page replacement algorithm is used, then the number of page faults with three page frames and four page frames are .......... and ........... respectively. (A) 10, 9 (B) 9, 9 (C) 10, 10 (D) 9, 10

Description : Consider the reference string 0 1 2 3 0 1 4 0 1 2 3 4 If FIFO page replacement algorithm is used, then the number of page faults with three page frames and four page frames are .......... and ........... respectively. (A) 10, 9 (B) 9, 9 (C) 10, 10 (D) 9, 10

Last Answer : (D) 9, 10

Suppose that the virtual Address space has eight pages and physical memory with four page frames. If LRU page replacement algorithm is used, .............. number of page faults occur with the reference string. 0 2 1 3 5 4 6 3 7 4 7 3 3 5 5 3 1 1 1 7 2 3 4 1 (A) 11 (B) 12 (C) 10 (D) 9

Description : Suppose that the virtual Address space has eight pages and physical memory with four page frames. If LRU page replacement algorithm is used, .............. number of page faults occur with the reference string. 0 2 1 3 5 4 6 3 7 4 7 3 3 5 5 3 1 1 1 7 2 3 4 1 (A) 11 (B) 12 (C) 10 (D) 9

Last Answer : (A) 11

A memory management system has 64 pages with 512 bytes page size. Physical memory consists of 32 page frames. Number of bits required in logical and physical address are respectively: (1) 14 and 15 (2) 14 and 29 (3) 15 and 14 (4) 16 and 32

Description : A memory management system has 64 pages with 512 bytes page size. Physical memory consists of 32 page frames. Number of bits required in logical and physical address are respectively: (1) 14 and 15 (2) 14 and 29 (3) 15 and 14 (4) 16 and 32

Last Answer : (3) 15 and 14

A semantic network is used when one has knowledge that is best understood as a set of concepts that are related to one another. a) True b) False

Description : A semantic network is used when one has knowledge that is best understood as a set of concepts that are related to one another. a) True b) False

Last Answer : a) True

Which of the following is not a part of the characteristic of 4G network? a) Multirate management b) Fully converged services c) Software dependency d) Diverse user devices

Description : Which of the following is not a part of the characteristic of 4G network? a) Multirate management b) Fully converged services c) Software dependency d) Diverse user devices

Last Answer : a) Multirate management

Match the following. a) Java 1) is a tool for debugging java program b) Javah 2) is a tool for creating C-like header files c) Javap 3) runs java bytecode d) jdb 4) prints java code representation A) a-3, b-2,c-1 B) a-3, b-1, c-4, d-2 C) a-1, b-2, c-3, d-4 D) a-2, b-1, c-3, d-4

Description : Match the following. a) Java 1) is a tool for debugging java program b) Javah 2) is a tool for creating C-like header files c) Javap 3) runs java bytecode d) jdb 4) prints java code representation A) a-3, b-2,c-1 B) a-3, b-1, c-4, d-2 C) a-1, b-2, c-3, d-4 D) a-2, b-1, c-3, d-4

Last Answer : B) a-3, b-1, c-4, d-2

The advantage of …………….. is that they solve the problem if sequential storage representation. But disadvantage in that is they are sequential lists. A) Lists B) Linked Lists C) Trees D) Queues

Description : The advantage of …………….. is that they solve the problem if sequential storage representation. But disadvantage in that is they are sequential lists. A) Lists B) Linked Lists C) Trees D) Queues

Last Answer : B) Linked Lists

Arrays in C language can have ................. with reference to memory representation. (A) n-subscripts (B) two-subscripts (C) only one subscript (D) three subscripts only

Description : Arrays in C language can have ................. with reference to memory representation. (A) n-subscripts (B) two-subscripts (C) only one subscript (D) three subscripts only

Last Answer : (C) only one subscript 

Which of the following is used for the boundary representation of an image object? (A) Quad Tree (B) Projections (C) Run length coding (D) Chain codes

Description : Which of the following is used for the boundary representation of an image object? (A) Quad Tree (B) Projections (C) Run length coding (D) Chain codes

Last Answer : (D) Chain codes

Consider an implementation of unsorted single linked list. Suppose it has its representation with a head and a tail pointer (i.e. pointers to the first and last nodes of the linked list). Given the representation, which of the following operation cannot be implemented in O(1) time ? (A) Insertion at the front of the linked list. (B) Insertion at the end of the linked list. (C) Deletion of the front node of the linked list. (D) Deletion of the last node of the linked list.

Description : Consider an implementation of unsorted single linked list. Suppose it has its representation with a head and a tail pointer (i.e. pointers to the first and last nodes of the linked list). Given the ... the front node of the linked list. (D) Deletion of the last node of the linked list.

Last Answer : (D) Deletion of the last node of the linked list. 

Semantic Network is also known as Frame networks. a) True b) False

Description : Semantic Network is also known as Frame networks. a) True b) False

Last Answer : a) True

Which of the following is an extension of the semantic network? a) Expert Systems b) Rule Based Expert Systems c) Decision Tree Based networks d) Partitioned Networks

Description : Which of the following is an extension of the semantic network? a) Expert Systems b) Rule Based Expert Systems c) Decision Tree Based networks d) Partitioned Networks

Last Answer : d) Partitioned Networks

The basic inference mechanism in semantic network is to follow the links between the nodes. a) True b) False

Description : The basic inference mechanism in semantic network is to follow the links between the nodes. a) True b) False

Last Answer : a) True

…………. represent graphical representation of various files and programs of an operating system. -Technology

Description : …………. represent graphical representation of various files and programs of an operating system. -Technology

Last Answer : Icons represent graphical representation of various files and programs of an operating system.

…………. represent graphical representation of various files and programs of an operating system. -Technology

Description : …………. represent graphical representation of various files and programs of an operating system. -Technology

Last Answer : Recycle Binrepresent graphical representation of various files and programs of an operating system.

The figure given below is a diagrammatic representation of response of organisms to abiotic factors. What do A, B and C represent respectively?

Description : The figure given below is a diagrammatic representation of response of organisms to abiotic factors. What do A, B and C represent respectively?

Last Answer : The figure given below is a diagrammatic representation of response of organisms to abiotic factors. What ... ", "conformer","partial regulator"):}`

Given below is the representation of the extent of global diversity of invertebrates. What groups the four portions (A-D) represent respectively? A B C D A B C D (a) Insects Crusta- Other Molluscs ceans animal groups (b) Crustaceans Insects Molluscs Other animal groups (c) Molluscs Other Crusta- Insects animal ceans groups (d) Insects Molluscs Crusta- Other animal ceans groups

Description : Given below is the representation of the extent of global diversity of invertebrates. What groups the four portions (A-D) represent respectively? A B C D A B C D (a) Insects Crusta- ... Molluscs Other Crusta- Insects animal ceans groups (d) Insects Molluscs Crusta- Other animal ceans groups

Last Answer : (d) Insects Molluscs Crusta- Other animal ceans groups