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PROGRAM-BCA (REVISED FALL 2012)
SEMESTER-4
SUBJECT CODE & NAME BCA 4030/IMC4030
-System Software
CREDIT-4
BK ID-B1774
MAXIMUM MARKS-60
Qus:1 What is binding time? Write short on static
and dynamic binding.
Binding:
A
binding is the association of an attribute of a program entity with a value.
Binding time is the time at which a binding is performed. Thus the type
attribute of variable varis
bound to typwhen its
declaration is processed.
Q2. What is Language Processor? Explain
about the two Language processing activities.
Answer.
Language Processor
A
language processor is
Software which bridges a specification or execution gap. The activity performed
by the language processor is called Language processing. The program which
inputs to the language processor is called
Q3. What is an assembly language? Explain its basic
feature. State the advantage and disadvantages of coding in assembly language.
Answer:
Assembly language:
An assembly language is a machine
dependent, low level programming language which is specific to a certain
computer system (or a family of computer systems).
Basic Feature:
Qus:4 List and explain the devices which are
distinguished and classified by UNIX/Linux OS and are attached to the computer
devices
Answer:
The devices which are distinguished and
classified by UNIX/Linux OS and are attached to the computer devices:
Since
Linux follows the UNIX model, and in UNIX everything is a file, users
communicate with device drivers through device files. Device files are supplied
by the kernelfor direct User-Driver interface. Hence in UNIX/Linux OS, device
drivers are in the form of files and are usually linked onto the object code of
the kernel (the core
Qus:5 Explain briefly about Android Architecture
Libraries.
Answer:
Android Architecture Libraries:
On
top of the kernel are the libraries. Android includes a set of C/C++ libraries
written as modules of code that are compiled down to native machine code. It
controls the device to handle different kinds of data efficiently. These
libraries tell the device how to handle different kinds of data and are exposed
to Android developers via
Q6. Write the Steps for
UPnP device addressing with proper flowchart.
Answer:
Steps in UPnP device
addressing
All UPnP devices must
follow the same steps in acquiring an IP address. The steps, as specified by
the UPnP device architecture, are presented in
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