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1 write a function that converts a character array to a signed decimal integer function prototype must be as follows int asciitoint char str unsigned
1 write a program that reads a minimum of three command line arguments and displays the programs resultsa command line arguments i the first
the following function calls supposedly write a single new-line character but some are incorrect identify which calls dont work and explain
set cookies 1178345when hussan browser receives the http response message it sees the set cookies header the browser then
user server interactioncookies of the world wide web was originally designed as a stateess entity a client sends a request and
http request messagethe first line of an http request message is called the line the subsequent lines are called the header lines
persistent and no persistent connectionshttp can use both persistent and non persistent connection by defaults uses persistent
simple mail transfer protocols smtpthe application layer protocols for electronic mail is smtp simple mail transfer
hyper text transfer protocols httpthe hyper text protocols http is at the heart of the web if a browser developer
before defines the second type of integrity constraint viz entity integrity we should be well-known with the concept of nullmostly null is intended
update or modify operation alters the existing values if these operations alter the value that is the foreign key also the only check need is the
the insertion of a tuple in the aim of reference does not cause any destruction though insertion of a tuple in the relation in which we has the
during the deletion of a tuple two cases can happendeletion of tuple in relation having the foreign key in this type of case simply delete the
it can be easily defined asthe database must not have any unmatched foreign key valuesthe term unmatched foreign key value means a foreign key value
the program presents mainframe contains two button new user existing userpart one clicking on new usernew window appear contains text field represent
primary keythe primary key is the candidate key that is selected by the database designer as the principal denotes of identifying entities within an
candidate key in a relation r a candidate key for r is a subset of the set of attributes of r which have the differnt two
a database is a set of data but is the data kept in a database trustworthy to answer that query we must first answer the question what is
relations create the database they must satisfy various properties like no duplicate tuples no ordering of tuples and atomic attributes etc relations
for every multivalued attribute a we make a new relation r that contains an attribute corresponding to plus the primary key attribute k of the
for every n-ary relationship type r where ngt2 we make a new table s to represent r we contain as foreign key attributes in s the primary keys of the
for each mn relationship type r we make a new table say s to represent r we also contain the primary key attributes of both the participating entity
for each 1 n relationship type r involving two entities e1 and e2 we recognize the entity type say e1 at the n-side of the relationship type r and
one-to-one relationshipfor every 11 relationship type r in the er diagram including two entities e1 and e2 we take one of entities say e1 preferably
conversion of entity setsi for every strong entity type e in the er diagram we make a