Q3.Consider different activities related to email.
m1: Send an email from a mail client to a mail server
m2: Download an email from mailbox server to a mail client
m3: Checking email in a web browser
Which is the application level protocol used in each activity?
Answer : Option CExplaination / Solution:
Sending an email will be done through user agent and message transfer agent by
SMTP, downloading an email from mail box is done through POP, checking email
in a web browser is done through HTTP
Q4.Consider a hypothetical processor with an instruction of type LW R1, 20(R2),
which during execution reads a 32-bit word from memory and stores it in a 32-bit
register R1. The effective address of the memory location is obtained by the
addition of constant 20 and the contents of register R2. Which of the following
best reflects the addressing mode implemented by this instruction for the
operand in memory?
Answer : Option DExplaination / Solution:
Here 20 will act as base and content of R2 will be index
Q5.HTML (Hyper Text Markup Language) has language elements which permit
certain actions other than describing the structure of the web document. Which
one of the following actions is NOT supported by pure HTML (without any server
or client side scripting) pages?
Answer : Option DExplaination / Solution: No Explaination.
Q7.A company needs to develop digital signal processing software for one of its
newest inventions. The software is expected to have 40000 lines of code. The
company needs to determine the effort in person-months needed to develop this
software using the basic COCOMO model. The multiplicative factor for this model
is given as 2.8 for the software development on embedded systems, while the
exponentiation factor is given as 1.20. What is the estimated effort in personmonths?
Answer : Option AExplaination / Solution:
Effort person per month
Q9.If the difference between the expectation of the square of random variable (E[X2]) and the square of the expectation of the random variable (E[X2]) is denoted by R then
Answer : Option CExplaination / Solution: No Explaination.