गुरुवार, 6 नवंबर 2014

COMPUTER GK

601) A watch point is associated with debugger
602) A multithreaded program uses multiple processes
603) Time sharing is a mechanism to provide spontaneous interactive use of a computer system by many users in such a way that each user is given the impression that he/she has his/her own computer
604) The typical scheme of memory management used in IBMOS/360 mainframe system was that of multiprogramming with variable number of memory partitions
605) The concepts used for realization of virtual memory are swapping, demand paging and In-line secondary storage
606) Oracle 8i is an example of OORDBMS
607) ALPHA, RIOS, SPARC are examples of RISC Processors
608) The scope of an identifier refers to where in the program an identifier is accessible
609) Hierarchy is not a component of relational database
610) A two-way selection in C++ is the if…else
611) A recursive function executes more efficiently than its iterative counterpart
612) The body of the recursive function contains a statement that causes the same function to execute before completing the last call
613) Variables that are created during program execution are called dynamic variables
614) When destroying a list, we need a delete pointer to deallocate the memory
615) The first character in the ASCII character set is the null character, which is nonprintable
616) A variable for which memory is allocated at block entry and deallocated at block exit is called a static variable
617) Signal to noise ratio compares signal strength to noise level
618) The ability to create new objects from existing objects is known as inheritance
619) Software tools that provide automated support for the systems development process are OLAP tools
620) Applications/Web server tier processes HTTP protocol, scripting tasks, performs calculations, and provides access to data
621) A language used to describe the syntax rules is known as meta language
622) In a preorder traversal, the binary tree is traversed as follows
623) The general syntax of the function prototype of a value returning function is function name (parameter list)
624) Competitive intelligence is the process of gathering enough of the right information in a timely manner and usable form and analyzing it so that it can have a positive impact
625) Tracing values through a sequence is called a play out
626) In a binary tree, each comparison is drawn as a circle, called a node
627) The term used as a measurement of a communication channel’s data capacity is bandwidth
628) In addition to the nature of the problem, the other key factor in determining the best solution method is function
629) An E-R data model solves the problem of presenting huge information system data models is to users and developers
630) In C++, predefined functions are organized into separate libraries
631) The standard protocol (communication rules for exchange of data) of the internet is TCP/IP
632) For efficiency purposes, wherever possible, you should overload operators as member functions
633) Modifying algorithms that change the order of the elements, not their values, are also called modifying algorithms
634) As long as the tables in a relational database share at least one common data attribute, the tables in a relational database can be normalized to provide useful information and reports
635) DBMS is a simple, fourth generation language used for data retrieval
636) An occurrence of an undesirable situation that can be detected during program execution is known a exception
637) A photo of the company headquarters would be an example of the use of a static web page
638) The Pentium processor contains thousands of transistors
639) SOI technology has been successful with reference to SRAM
640) Secondary storage device is needed to print output results
641) Static random access memory does not fall under the category of secondary storage devices
642) Floppy disk is universal, portable and inexpensive but has its own limitation in terms of storage capacity and speed
643) Some physical property of the microscopic area of the disk surface is changed for recording in common for all types of disks
644) In a disk, each block of data is written into two or more sectors
645) A floppy disk rotates at 100rpm
646) A hard disk has 500 to 1000 tracks or more
647) The storage capacity of a cartridge tape is 400 MB
648) Single density recording is also known as frequency modulation
649) Printer is not an input device
650) The input device that is most closely related to a touch screen is the light pen

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