1. What are the
characteristics of KMS, DSS & OAS?
2. Write a short
note on Mobile Computing.
1. Convert the following hexadecimal values to
a) FFDA b) A708.10AC c) 970B
2. Find the 9's
complement and 10's complement for the decimal number 765
3. Explain the
following terms: BCD, ASCII, EBCDIC and Gray code.
What is an Operating System? Explain the
functions of Operating System.
Write a short note on the start-up files of
Explain Machine Level Language, Assembly
Level Language and Programming Level Language with examples.
What is a Thread? What are the differences
between process and thread?
What is normalization in DBMS?
Explain the concept of super, primary,
candidate and foreign keys.
Explain the concept of ER diagram with
What is data warehousing?
What is the difference between OLTP and
Elucidate the concept of Serial and
Parallel Data Transmission.
What is transmission impairment?
What is IP address and subnetting?
Write short note on Internetworking
Explain the following Internet Protocols -
TCP/IP, SMTP, FTP, POP,
Explain IPv4 and IPv6.
What is DNS (Domain Name System)?
What is a firewall? What are its
1. Explain the following terms:-
b. Cookies c. Spoofing
d. Rootkit e. Search Engine
2. What is
3. Write short
notes on Hashing, Symmetric and Asymmetric Encryption/Decryption technique.
1. Write a report on any of the following:-
a. Paytm b. M-PESA