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explain structurethe grammar for programming language is a formal description of
what is recursive closure why is it not possible to describe this operation in relational algebra recursive closure is applied to recursive
differance between unordered and ordered file unordered file do no has any sequence although ordered file has arranged in a few sequence and data are
differance between open addressing and chaining for collision resolution in open addressing proceeding from the occupied position specified by hash
recognition of essential syntactic constructs by reductions this task is carried out by recognition of essential syntactic constructs by reductions
explain differance between primary and secondary storage primary and secondary storagecomputer storage is classified within primarymain memory and
what sorts of tables one can se in designing the hierarchy of a ldb tables which are having foreign key
discuss the types of integrity constraints in which must be checked for the update operations - insert and delete give examples insert operation can
how virtual memory is implementedvirtual memory can be implemented along with segmentation and
define name of some language processors name of some language processors are as followassembler compiler and
in which page replacement policy baladyrsquos anomaly occurs fifo first in first
when the page fault frequency in an operating system is reduced locality of reference is appropriate to the
define segmentation the memory allocation method subject to ldquoexternalrdquo fragmentation is
to evade race condition the maximum number of processes that may be at the same time inside the critical section is the maximum number of processes
define latency plus seek time the total time to arrange a disk drive mechanism for a block of data to be read from is its latency plus seeks
what is entity in dbmsentity a dbms entity is either a thing in the modelled world or a drawing element in an
explain composite attribute in sql composite attribute a composite attribute has many components each of that is atomic or
explain recursive relationship typerecursive relationship type a recursive relationship is one in that the similar entity participates more than once
write a short note on participation roleparticipation role roles are indicating in e-r diagram by labelling the lines that connect diamonds to
what is the difference among a database schema and a database statethe collection of information stored in database at particular moment in time is
what are the situations while dbms should not be used dbms should not be used in situations likei no need of security ii not difficulty to access the
define page stealing page stealing is taking page frames another working
what three major types of actions includes databases briefly discuss these the three major types of actions including databases arei defining it
what is a relocatable programthe relocatable programs can be loaded almost anywhere in
resolution of externally defined symbols is carried out by resolution of externally defined symbols is carried out by