CEN 401 HW# 2
1st Semester 1437-1438
Due date: Sunday NOV 6th 1:00 pm
Late Submission: 20% off for each day after the deadline.
You can handle the HW as a hard-copy, or submit as pdf file to LMS
Question 1 (30 points)
A train bridge is constructed across
Ref. Probability, Statistics, and Random Processes for Electrical Engineering by Alberto Leon
Random Process (stochastic processes)
In certain random experiments, the outcome is a function of time or space.
In a p
CEN401 Tutorial 1
By: Faya Algahtani
1. An m-bit password is required to access a system. A hacker systematically works
through all possible m-bit patterns. Let X be the number of patterns tested until the
correct password is found.
(a) Describe the sampl
The outcome of a random experiment need not be a number. However, we are usually
interested not in the outcome itself, but rather in some measurement or numerical attribute
of the outcome.
A random variable is defined as a function that
QUEUEING THEORY AND
Semester 1, Academic Year 1437-1438
Office Hours: Sun, Tue 9:00-11:00AM
No Tutorial today.
I will use LMS(Blackboard) for course announcements and to post c
NAME: SAAD ALI BIN SUBAYT
1. Referring to the textbook, define the following terms:
a. Block cipher
Block ciphers process messages in blocks or word (number of bits) at a time, then encrypted
b. Stream cipher