Description : ……………….. level is where the model becomes compatible executable code A) Abstract level B) Application level C) Implementation level D) All of the above
Last Answer : C) Implementation level
Description : Which of the following statements is correct? (A) Every class containing abstract method must not be declared abstract. (B) Abstract class cannot be directly initiated with ‘new’ operator. (C) Abstract class cannot be initiated. (D) Abstract class contains definition of implementation.
Last Answer : Answer: B,C
Description : Which of the following is not an inherent application of stack? (A) Implementation of Stack (B) Evaluation of a postfix expression (C) Job Scheduling (D) Reverse a string
Last Answer : (C) Job Scheduling
Description : In java, string is a ............. A) primitive data type B) abstract data type C) combination of boolean D) None of the above
Last Answer : B) abstract data type
Description : Data input is A) an abstract class defined in java.io B) a class we can use to read primitive data types C) an interface that defines methods to open files. D) an interface that defines methods to read primitive data types.
Last Answer : D) an interface that defines methods to read primitive data types.
Description : State true or false for Java Program. i) Data members of an interface are by default final ii) An abstract class has implementations of all methods defined inside it. A) i-false, ii-false B) i-false, ii-true C) i-true, ii-false D) i-true, ii-true
Last Answer : C) i-true, ii-false
Description : Which of the following is true about the characteristics of abstract data types? i) It exports a type. ii) It exports a set of operations A) True, False B) False, True C) True, True D) False, False
Last Answer : C) True, True
Description : Given the following statements: (a) To implement Abstract Data Type, a programming language require a syntactic unit to encapsulate type definition. (b) To implement ADT, a programming language requires some primitive operations that are ... (b) and (c) are false. (D) (a), (b) and (c) are true.
Last Answer : (D) (a), (b) and (c) are true.
Description : State True or False. i) Master Development Plan basically is a schedule of various applications to be comprised. ii) It consists of start and finish dates of a system analysis, design implementation and maintenance activities. ... B) i-False, ii-True C) i-True, ii-False D) i-False, ii-False
Last Answer : A) i-True, ii-True
Description : Which one of the following is a correct implementation of the metapredicate “not” in PROLOG (Here G represents a goal) ? (A) not(G):– !, call(G), fail. not(G). (B) not(G):– call(G), !, fail. not(G). (C) not(G):– call(G), fail, !. not(G). (D) not(G):– call(G), fail. not(G):– !.
Last Answer : (B) not(G):– call(G), !, fail. not(G).
Description : STRIPS addresses the problem of efficiently representing and implementation of a planner. It is not related to which one of the following ? (A) SHAKEY (B) SRI (C) NLP (D) None of these
Last Answer : (C) NLP
Description : For the implementation of a paging scheme, suppose the average process size be x bytes, the page size be y bytes, and each page entry requires z bytes. The optimum page size that minimizes the total overhead due to the page ... fragmentation loss is given by (A) x/2 (B) xz/2 (C) √2xz (D) (√xz)/2
Last Answer : (C) √2xz
Description : Which of the following is true ? I. Implementation of self-join is possible in SQL with table alias. II. Outer-join operation is basic operation in relational algebra. III. Natural join and outer join operations are ... (B) II and III are correct. (C) Only III is correct. (D) Only I is correct.
Last Answer : (D) Only I is correct.
Description : In general, in a recursive and non-recursive implementation of a problem (program): (A) Both time and space complexities are better in recursive than in nonrecursive program (B) Both time and ... is better in recursive version but time complexity is better in non-recursive version of the program
Last Answer : Answer: B
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.
Description : Architecture of the database can be viewed as (A) two levels. (B) four levels. (C) three levels. (D) one level.
Last Answer : (C) three levels
Description : What is an abstract method?
Last Answer : A: An abstract method is a method that is declared without an implementation (without braces, and followed by a semicolon), like this: abstract void point(double x, double y);
Description : What is an abstract class?
Last Answer : A: An abstract class is a class that is declared abstract—it may or may not include abstract methods. Abstract classes cannot be instantiated, but they can be subclassed.
Description : The .................. and .................... classes are abstract classes that support reading and writing of byte streams. A) reader, writer B) inputstream, outputstream C) objectinputstream, objectoutputstream D) none
Last Answer : B) inputstream, outputstream
Description : A ………………. Is a class whose instances themselves are classes. A) Subclass B) Abstract Class C) Meta Class D) Object Class
Last Answer : C) Meta Class
Description : Which of the following is/are correct with reference to Abstract class and interface ? (a) A class can inherit only one Abstract class but may inherit several interfaces. (b) An Abstract class can provide complete and default ... true (C) Both (a) and (b) are true (D) Neither (a) nor (b) is true
Last Answer : Answer: C
Description : Which of the following is used to make an Abstract class ? (A) Making atleast one member function as pure virtual function (B) Making atleast one member function as virtual function (C) Declaring as Abstract class using virtual keyword (D) Declaring as Abstract class using static keyword
Last Answer : (A) Making atleast one member function as pure virtual function
Description : Which of the following statement(s) with regard to an abstract class in JAVA is/are TRUE? I. An abstract class is one that is not used to create objects. II. An abstract class is designed only to act as a base class ... by other classes. (1) Only l (2) Only II (3) Neither I nor II (4) Both l and II
Last Answer : Both l and II
Description : …………… are very effective because a mode switch is not required to switch from one thread to another. A) Kernel-level threads B) User-level threads C) Alterable threads D) Application level threads
Last Answer : B) User-level threads
Description : Which of the following is/ are the part of operating system? A) Kernel services B) Library services C) Application level services D) All of the above
Last Answer : D) All of the above
Description : State whether the following statement are true. i) An application-level gateway is often referred to as a proxy. ii) In proxy, a direct connection is established between the client and destination server. A) True, False B) False, True C) True, True D) False, False
Last Answer : A) True, False
Description : One of the disadvantages of user level threads compared to Kernel level threads is (1) If a user level thread of a process executes a system call, all threads in that process are ... privileges. (4) The library procedures invoked for thread management in user level threads are local procedures.
Last Answer : If a user level thread of a process executes a system call, all threads in that process are blocked.
Description : Strategy Formulation, Implementation and Evaluation activities occur at three hierarchical levels in a large diversified Organization: Corporate, Divisional and Functional
Last Answer : True
Description : he primary goal of the ………………….. protocol is to provide a private channel between communicating application, which ensures privacy of data authentication of the partners, and integrity. A) SSL B) ESP C) TSL D) PSL
Last Answer : A) SSL
Description : Which layers of the OSI determines the interface often system with the user? A) Network B) Application C) Data link D) Session
Last Answer : B) Application
Description : Which layer of OSI reference model is responsible for decomposition of messages and generation of sequence numbers to ensure correct re-composition from end to end of the network? (A) Physical (B) Data-link (C) Transport (D) Application
Last Answer : (C) Transport
Description : Which layers of the OSI reference model are host-to-host layers ? (A) Transport, Session, Presentation, Application (B) Network, Transport, Session, Presentation (C) Data-link, Network, Transport, Session (D) Physical, Data-link, Network, Transport
Last Answer : (A) Transport, Session, Presentation, Application
Description : In Unix operating system, special files are used to : (A) buffer data received in its input from where a process reads (B) provide a mechanism to map physical device to file names (C ... pointers associated with i-nodes (D) store information entered by a user application program or utility program
Last Answer : (B) provide a mechanism to map physical device to file names
Description : Data which improves the performance and accessibility of the database are called: (A) Indexes (B) User Data (C) Application Metadata (D) Data Dictionary
Last Answer : (A) Indexes
Description : The maximum size of the data that the application layer can pass on to the TCP layer below is ......... (1) 216 bytes (2) 216 bytes + TCP header length (3) 216 bytes - TCP header length (4) 215 bytes
Last Answer : Answer: Marks to all
Description : …………… is a way to bind the data and its associated functions together which allows the data and functions to be hidden. A) Structure B) Class C) Enum D) Both A and B
Last Answer : B) Class
Description : A structure brings together a group of A) items of the same data type B) related data items and variables C) integers with user defined names D) floating points with user defined names
Last Answer : B) related data items and variables
Description : ………… is not the component of data structure. A) Operations B) Storage Structures C) Algorithms D) None of above
Last Answer : D) None of above
Description : A thread is usually defined as a light weight process because an Operating System (OS) maintains smaller data structure for a thread than for a process. In relation to this, which of the following ... separate stack for each thread. (D) OS does not maintain virtual memory state for each thread.
Last Answer : (B) OS maintains only CPU registers for each thread.
Description : Consider the following statements for priority queue: S1: It is a data structure in which the intrinsic ordering of the elements does determine the result of its basic operations. S2: The elements of a priority queue ... . (C) SI is incorrect and S2 is correct. (D) Both S1 and S2 are correct.
Last Answer : (D) Both S1 and S2 are correct.
Description : Superficially the term object-oriented , means that, we organize software as a (A) collection of continuous objects that incorporates both data structure and behaviour. (B) collection of ... and behaviour. (D) collection of objects that incorporates both discrete data structure and behaviour.
Last Answer : (C) collection of discrete objects that incorporates both data structure and behaviour.
Description : The Unix Kernel maintains two key data structures related to processes, the process table and the user structure. Which of following information is not the part of user structure? (A) File descriptor table (B) System call state (C) Scheduling parameters (D) Kernel stack
Last Answer : (C) Scheduling parameters
Description : In Artificial Intelligence (AI), what is present in the planning graph? (1) Sequence of levels (2) Literals (3) Variables (4) Heuristic estimates
Last Answer : Sequence of levels
Description : Which are the following is / are the level(s) of documentation? A) Documentation for management B) Documentation for user C) Documentation for data processing department D) All of the above
Description : DCL stands for A) Data Control Language B) Data Console Language C) Data Console Level D) Data Control Level
Last Answer : C) Data Console Level
Description : Pipelining improves performance by: (A) decreasing instruction latency (B) eliminating data hazards (C) exploiting instruction level parallelism (D) decreasing the cache miss rate
Last Answer : (C) exploiting instruction level parallelism
Description : What computer application or implementation requires the most lines of code?
Last Answer : The number of lines of code isn't really a direct cause of accomplishment. The more code, frequently the more complex and harder it is to achieve a complex solution. And how one measures lines ... challenge. The matter transporter would mainly be a matter of technology, not so much of computation.
Description : Which of the following is a single window e-learning centre, which provides information of the MGNREGA and feedback on the quality of implementation of programme? a. Bharat Nirman centre b. ITC-E-Chopal c. Bharat Nirman Kendra d. Sandesh Pathak application
Last Answer : c. Bharat Nirman Kendra