BFL PAPER (COMPUTER AWARENESS TEXT) (45QUESTIONS ,+1,-
1/4,45MIN)
(ITH IN BRACKETS
ANSWERS)
1.In scanf h is used for (short int)
2.process is (program in execution)
3.thread is (detachable unit of executable code)
4.advantage of Win NT over Win 95 (robust &secure)
5.memory managemant in Win95 (paging &segmentation)
6.SQL indicates (all above)
7.polymorphism(function & operator overloading)
8.inheritance is(all properties of existing class are
derived)
9.FTP(transfer a file
b/w stations with user
authentification)
10.TCP in transport
layer (connection oriented)
11.gateway is used (to connect incompatible networks)
12.linked list is implemented by (referential structures)
13.multitask win95 (preemptive or non preemptive check)
14.functional dependency (
answer C)
15.semaphore is (synchronization of multiple processes
16.precedence order from high to low ( ( )
++ / )
17.preorder of
A*(B+C)/D-G (*+ABC/-DG)
18.B-tree (failure nodes at same level)
19.dense index (index record appers for every search -key
in file)
20.answer for one questions ( (*p).value =5 )
21.merge sort time
complexity ( O(n log n) )
22.program on swaping
( 10,5 )
given values are
not changed
23.routers used (in
network layer )
24.packets are formed ( in network layer )
25.heap ( priority
queue )
26.copy constructor (
constant reference )
27.while following sorting algorithem has average sorting
behavior (heap
sort )
28.in binary search tree
which traversal is used for
getting ascending
order values (inorder )
29.device drivers is used ( tool for a i/o devices) i am
not sure
30. irrevalent to
unix command ( getty)
31.fork in unix (system call used to create process)
32.make (creation of more than one file )
33.in unix .profile contains ( start up program)
34.in unix echo is
used for ( answer C)
35.in unix 'ls
'stores contents in( inode block)
