Verizon Paper
Why
paging is used ?
Which
is the best page replacement algo and Why ?
WHat
is software life cycle ?
How
much time is spent usually in each phases and why ?
What
is testing ?
Which
are the different types of testing ?
Which
are the different phases in Software life cycle (asked again)
Why
is analysis and testing phases very important ?
Why
networks are layered ? What is the advantage of that ?
How
many layers are there in OSI ? Why is it called OSI model ?
network
topologies ?
Which
are the different network toplogies ?
an
example of bus type network.
What
is the Bandwidth of ethernet ?
Explain
the advantage and disadvantage of ethernet ?
Which
is the protocol used in ethernet. (CSMA/CD) Why is it called so ?
What
is the advantage of Ring network ?
Compare
it with ethernet.
What
is inheritance, encapsulation etc.
If
there are too many page faults what is the problem?
To
ensure one pgm. doesnt corrupt other pgm. in a Multi-pgm. enviornment
what
you should do?
Which
one you will use to implement critical section? Binary Semaphore
Which
one is not needed for Multi-pgm. enviornment?
options
are: virtual memory,security,time sharing,none of the above.
Which
one is not done by Data link layer ? bit stuffing, LRC,CRC,parity check
Which
one is not related to Data link layer?
Which
one is not suitable for client-server application? tcp/ip,message
passing,rpc,none of the above.
Term
stickily bit is related to a)kernel b)undeletable file c) d)none
semaphore
variable is different from ordinary variable by ?
unix
system is
a)multi
processing
b)multi
processing ,multiuser
c)multi
processing ,multiuser,multitasking
d)multiuser,multitasking
x.25
protocol encapsulates the follwing layers
a)network
b)datalink
c)physical
d)all
of the above
e)none
of the above
TCP/IP
can work on
a)ethernet
b)tokenring
c)a&b
d)none
a
node has the ip address 138.50.10.7 and 138.50.10.9.But it is
transmitting
data from node1 to node2only. The reason may be
a)a
node cannot have more than one address
b)class
A should have second octet different
c)classB
" " " " "
d)a,b,c
the
OSI layer from bottom to top
for
an application which exceeds 64k the memory model should be
a)medium
b)huge
c)large
d)none
the
condition required for dead lock in unix sustem is
set-user-id
is related to (in unix)
bourne
shell has
a)history
record
b)
c)
d)
wrong
statement about c++
a)code
removably
b)encapsulation
of data and code
c)program
easy maintenance
d)program
runs faster
which
is true
a)bridge
connects dissimiler LAN and protocol insensitive
b)router
" " " " "
c)gateway
" " " " "
d)none
of the above
const
char *
char
* const
What
is the differnce between the above tow?.
In
Unix inter process communication take place using?.
About
i-node numbers
Max
relaxable permisssion value with out giving write permission to others?.
About
ln(linking)
Linking
across directories?.
process
id for kernell process
very
first process created by kernell
function
to repaint a window immediately?.
Function
entry for DLL in win3.1
win
3.1 is a
win
3.1 supports which type of multi tasking?.
Message
displayed when a window is destroyed
About
fork()?
About
send message and post message
Message
to limit the size of window
System
call executable binary file intoa process
About
GDI object?.
API
used to hide window
Initialize
contents of a dialog?.
----------------C
SKILL SET-------
How
do you write a program which produces its own source code as its output?
How
can I find the day of the week given the date?
Why
doesn't C have nested functions?
What
is the most efficient way to count the number of bits which are set in a value?
How
can I convert integers to binary or hexadecimal?
How
can I call a function, given its name as a string?
How
do I access command-line arguments?
How
can I return multiple values from a function?
How
can I invoke another program from within a C program?
How
can I access memory located at a certain address?
How
can I allocate arrays or structures bigger than 64K?
How
can I find out how much memory is available?
How
can I read a directory in a C program?
How
can I increase the allowable number of simultaneously open files?
What's
wrong with the call "fopen("c:\newdir\file.dat",
"r")"?