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ASSIGNMENTS
DRIVE
FALL
2018
PROGRAM
Bachelor
of Computer Application - BCA
SEMESTER
4
SUBJECT
CODE & NAME
BCA411-
COMPUTER NETWORKING
Assignment
Set -1
Q.1 Describe functions of the
physical layer and data link layer of OSI model. [5+5] 10
Answer-
Physical Layer - OSI
Reference Model -
Physical
layer is the lowest layer of the OSI reference model. It is responsible for
sending bits from one computer to another. This layer is not concerned with the
meaning of the bits and deals with the setup of
Q.2 Explain how Cyclic Redundancy
Check (CRC) method detects error. 10
Answer- For
certain applications, verifying the integrity of the data you’re sending and
receiving can be very important. Because of this, the qik has optional 7-bit
cyclic redundancy checking, which is
Q.3 Explain byte stuffing and bit
of Framing stuffing. [5+5] 10
Answer-
Bit stuffing -
·
Allows frame to contain arbitrary number
of bits and arbitrary character size. The frames are separated by separating
flag.
·
Each frame begins and ends with a
special bit pattern, 01111110 called a flag byte. When five
Assignment Set -2
Q.1 Explain Socket. How can you use
it for connection? [5+5] 10
Answer-
Sockets -
Sockets are application
program interfaces, provide communication interface. The transport layer
protocols need IP address and port number at the sending and receiving hosts to
make a connection. The combination of an
Q.2 Write short
notes on : (i) Choke packets (ii) Explicit Congestion Notification. [5+5] 10
Answer-
Choke Packets -
Routers
can monitor the level of congestion around them, and when congestion is
present, they can send choke packets to the sender that say ``slow down''. How
can an router measure congestion? An router might estimate
Q.3 Explain the working mechanism
of SMTP in brief. 10
Answer-
Working mechanism of
SMTP -
The basic Internet mail
protocols provide mail (note) and message exchange between TCP/IP hosts, but
generally require that data be represented as 7-bit ASCII text. Because this
can be restrictive, facilities have been added for the transmission of data
that cannot be represented in this manner. Originally, there were three
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Complete Smu assignments available in rs
125 per assignment only
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If your questions not match with assignment, don’t worry we will provide by
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Assignment
DRIVE
FALL
2018
PROGRAM
Bachelor
of Computer Application – BCA
SEMESTER
4
SUBJECT
CODE & NAME
BCA412
– Java Programming
Assignment
Set -1
Q.1 What do you
mean by Class and Object in Java Programming? Explain briefly. [5+5] 10
Answer-
Java
is an object-oriented programming (OOP) language. Java is an object-oriented
programming language. It allows you to divide complex problems into smaller
sets by creating objects.
Java Class -
Before
you create objects in Java, you need to define a class. A class is a blueprint
for the object. We can think of class as a sketch (prototype) of a house. It
contains all the details about the floors, doors,
Q.2 Write down the various
Primitive Data Types in Java with its size/format (bits) along with description
and range. 10
Answer-
The
eight primitive data types in Java are:
·
boolean, the type whose values are
either true or false
·
char, the
Q.3 How is switch statement useful
in Java? Write down the syntax for switch statement in Java program. 10
Answer-
Switch Statement in
Java -
The
switch statement is a multi-way branch statement. It provides an easy way to
dispatch execution to different parts of code based on the value of the
expression. Basically, the expression can be byte,
Assignment
Set -2
Q.1 What are the various components
of events in event-oriented programming? Explain in brief. 10
Answer-
Event
A
change in state that is meaningful in a business process. For example,
placement of a purchase order is a meaningful event, because the order
fulfillment center expects to receive a notification before
Q.2 What is Assertion in Java?
Write down syntax for assert statement and its working. [3 +3+4]
10
Answer-
Assertion in Java-
Assertion
is a statement in java. It can be used to test your assumptions about the
program. While executing assertion, it is believed to be true. If it fails, JVM
will throw an error named
Q.3 What is JavaFX? Describe any
four packages of JavaFX briefly. [2+2x4] 10
Answer-
JavaFX -
JavaFX
is a set of graphics and media packages that enables developers to design,
create, test, debug, and deploy rich client applications that operate
consistently across diverse platforms. Written as a Java API, JavaFX
application code can reference APIs from any Java library. For example, JavaFX
applications can use Java API libraries to access native system capabilities
and connect to
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Complete Smu assignments available in rs
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ASSIGNMENT
DRIVE
FALL
2018
PROGRAM
Bachelor
of Computer Application – BCA
SEMESTER
4
SUBJECT
CODE & NAME
BCA413
- SYSTEM SOFTWARE
Assignment
Set -1
Q.1
Write brief description on any five pin of 8086 in minimum mode. 10
Answer- Pin Diagram of 8086
Q.2
Write down the steps of Instruction execution cycle and program interpretation
cycle. 10
Answer-
Instruction
execution cycle consisting of following steps:
The
interpreter reads the source program and stores it in memory. During
interpretation, it reads a statement, determines its meaning and performs
actions which implement it. This includes computational and
Q.3 Write down any three advantages
and disadvantages of coding in assembly language. 10
Answer-
Assembly language
Assembly
language is an improvement over machine language. Similar to machine language,
assembly language also interacts directly with the hardware. Instead of using
raw binary sequence to represent an instruction set, assembly language uses
mnemonics. Mnemonics gave relief
Assignment
Set -2
Q.1
Write short description on any 5 text editors.
10
Answer-
Text
Editors -
i.
Sublime
Text
Cross-platform and feature packed,
Sublime Text was a crowd favorite in the call for contenders thread, partially
because of its amazing feature-set. Plug-ins and add-ons are available for
specific programming languages and uses in Sublime Text, the app features
extremely powerful search and go-to features, tons of keyboard commands to help
you never have to
Q2.
Write short notes on : (i) Character devices (ii) Block devices 10
I
.Character
devices -
A
character (char) device is classified on the basis that it can be accessed as a
stream of bytes (like a file). This type of driver usually implements at least
the open, close, read, and write system calls. As an example, text console
(/dev/console) and the serial ports (/dev/ttyS0) are well represented by the
stream abstraction
Q.3 Write down any five benefits of
UPnP based devices. 10
Answer-
Benefits
of UPnP technology -
UPnP
is media and device independence. UPnP technology can run on any network
technology using any communications media including Radio Frequency (RF,
wireless), phone line, power line, IrDA,
Complete Smu assignments available in rs
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Complete
Smu assignments available in rs 125 per assignment only
You
can mail us your questions computeroperator4@gmail.com within 1 min to 1 hour will revert you. Otherwise you can
call us on 08791490301,
08273413412. If your
questions not match with assignment, don’t worry we will provide by mail
according to your questions
BCA 4th Semester
BCA 414
Accounting and Financial Management
SET 1
Q1. Define Accounting
. Briefly explain the “Entity concepts” and “Money Measurement Concept” of
accounting
Ans:
Accounting is an important endeavor . Accounting was first
practiced and then theorized. Accounting concepts and
Q2. What is rectification of error ? List and explain
the stages where the errors are deducted for rectification.
Ans.
Errors and their
Rectification
Rectification of errors may be define as correction of errors which had
been done in the books of accounts of company due to ignorance or not knowing
the principles of accounting. Sometime, errors may be due to cheating by
accountant or other employees. At that case rectification of errors is so
difficult because cheaters try to best to hide the error. At that time,
investigation should be done by independent auditor. Rectification of
Q3. Explain the various steps in financial planning.
Ans
The financial planning
process involves the following steps:
·
Projection
of financial statement
·
Determination
of funds needed
·
Forecast
the availability of funds
·
Establish
and maintain control system
SET 2
Q1. What is inventory management and explain the
following
1.
Economic Order quantity
2.
Reorder point
Ans.
The term ‘inventory’
refers to the stockpile of products. Inventory comprises of those assets which
will be sold off in the near future and moneys recovered. Inventory consists of
three type of assets – raw materials, semi finished
Q2. Explain
the different steps involved in preparation of Fund Flow Statements.
Ans Steps in
Preparation of Fund Flow Statement
- Preparation of schedule changes in working capital (taking current items only).
- Preparation of
Q3. What is cost ? Discuss the factors involved
in estimating the cost
Ans. Accounting records and financial statements
prepared on the basis of accounting records do not provide all the information
required by managers of a business. Organizations have to maintain many other
types of records . One such record is cost record. Cost records provide cost
data to managers. What is the meaning of cost,
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