Login
Remember
Register
Questions
Hot!
Unanswered
Categories
Ask a Question
Trivia Quiz
Download Books
Jobs
Ask a Question
What do we find in a DMA module that is not found in I/O module?
0
votes
269
views
asked
Mar 15
in
Computer Architecture
by
anonymous
Your answer
Help us make this a great place for discussion by always working to provide accurate answers.
Email me at this address if my answer is selected or commented on:
Email me if my answer is selected or commented on
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
Write 2 in words
To avoid this verification in future, please
log in
or
register
.
0
Answers
Related questions
+1
vote
1
answer
1.7k
views
When a DMA module takes control of a bus, and while it retains control of the bus, what does the processor do?
asked
Jan 2, 2020
in
Computer Architecture
by
anonymous
+2
votes
1
answer
5.0k
views
What are the major functions of an I/O module?
asked
Jan 2, 2020
in
Computer Architecture
by
anonymous
0
votes
0
answers
279
views
What actions can be taken to avoid accessing the main memory which is not updated by the I/O device
asked
Apr 20
in
Computer Architecture
by
anonymous
0
votes
1
answer
1.3k
views
What is meant by a control plane that is based on per-router control? In such cases, when we say the network control and data planes are implemented "monolithically." what do we mean?
asked
Oct 8, 2020
in
Computer Networks
by
(user.guest)
+1
vote
1
answer
836
views
By means of suitable diagram, show how a CPU chip is interconnected to an I/O and a main memory in a simple Von Newman computer design bus system
asked
Aug 26, 2019
in
Computer Architecture
by
anonymous
0
votes
1
answer
1.8k
views
Consider the count-to-infinity problem in the distance vector routing. Will the count-to-infinity problem occur if we decrease the cost of a link? Why? How about if we connect two nodes which do not have a link?
asked
Oct 9, 2020
in
Computer Networks
by
(user.guest)
0
votes
1
answer
494
views
Duplicate: Testing is meant to show that a program does what it is intended to do. Why may testers not always know what a program is intended for?
asked
Jun 28, 2020
in
Software Engineering
by
anonymous
–1
vote
1
answer
614
views
Duplicate: Testing is intended to show that a program does what it is intended to do. Why may testers not always know what a program is intended to do?
asked
Jun 3, 2020
in
Software Engineering
by
anonymous
+1
vote
0
answers
138
views
Explain why this algorithm favors I/O-bound programs and yet does not permanently deny processor time to processor-bound programs
asked
Dec 16, 2020
in
Computer Architecture
by
anonymous
+2
votes
1
answer
2.1k
views
What is the difference between memory-mapped I/O and isolated I/O?
asked
Jan 2, 2020
in
Computer Architecture
by
anonymous
0
votes
0
answers
424
views
Why is it that voice and video traffic is often sent over TCP rather than UDP in today’s Internet? (Hint: The answer we are looking for has nothing to do with TCP’s congestioncontrol mechanism.)
asked
Dec 11, 2020
in
Computer Networks
by
anonymous
+4
votes
3
answers
1.4k
views
Write a function called most_consonants(words) that takes a list of strings called words and returns the string in the list with the most consonants (i.e., the most letters that are not vowels).
asked
Oct 1, 2019
in
Programming Languages & Algorithms
by
anonymous
+1
vote
1
answer
381
views
Why do you think that we do not need addresses at the physical layer?
asked
Jul 2, 2020
in
Computer Networks
by
anonymous
+1
vote
1
answer
943
views
A train protection system automatically applies the brakes of a train if the speed limit for a segment of track is exceeded, or if the train enters a track segment that is currently signaled with a red light (i.e., the segment should not be entered)...
asked
Nov 10, 2019
in
Software Engineering
by
anonymous
+1
vote
1
answer
1.8k
views
If we treat 2 twos complement numbers as unsigned integers for purposes of addition, the result is correct if interpreted as a twos complement number. This is not true for multiplication.Why?
asked
Jan 3, 2020
in
Computer Architecture
by
anonymous
0
votes
1
answer
885
views
Suppose Bob initiates a TCP connection to Trudy who is pretending to be Alice. During the handshake, Trudy sends Bob Alice’s certificate. In what step of the SSL handshake algorithm will Bob discover that he is not communicating with Alice?
asked
Oct 20, 2020
in
Computer Networks
by
(user.guest)
0
votes
1
answer
933
views
What does it mean for a wireless network to be operating in “infrastructure mode?” If the network is not in infrastructure mode, what mode of operation is it in, and what is the difference between that mode of operation and infrastructure mode?
asked
Oct 11, 2020
in
Computer Networks
by
(user.guest)
0
votes
0
answers
290
views
Explain why it is important to model the context of a system that is being developed. Give two examples of possible errors that could arise if software engineers do not understand the system context.
asked
Feb 9
in
Software Engineering
by
anonymous
+2
votes
1
answer
493
views
Do software engineers have a professional responsibility to product code that can be readily envolved even if this is not explicitly by their employer
asked
Feb 21, 2020
in
Software Engineering
by
anonymous
+2
votes
1
answer
4.9k
views
Explain why it is important to model the context of a system that is being developed. Give two examples of possible errors that could arise if software engineers do not understand the system context.
asked
Nov 1, 2019
in
Software Engineering
by
anonymous
0
votes
0
answers
499
views
List and explain the supporting chips (nowadays, it is called chipset) of the Intel 8085 CPU for its I/O and interfacing with I/O devices.
asked
Apr 27
in
Computer Architecture
by
anonymous
0
votes
0
answers
332
views
TWO (2) main problem dealing with I/O devices to ensure the performance of the CPU is remaining high
asked
Feb 1
in
Computer Architecture
by
anonymous
+1
vote
1
answer
114
views
Explain the various addressing modes that can be found in an instruction
asked
Aug 27
in
Computer Architecture
by
anonymous
+1
vote
1
answer
132
views
What are Serial I/O Signals of 8085 microprocessor?
asked
Oct 1
in
Computer Architecture
by
anonymous
+1
vote
1
answer
111
views
Suppose X is N(10, 1). Find (i) P[X > 10.5], (ii) P[9.5 < X < 11], (iii) x such that P[X < x] = 0.95. You will need to use Standard Normal tables?
asked
Aug 30
in
Maths & Statistics
by
anonymous
+3
votes
1
answer
1.1k
views
In classless addressing, we know the first and the last address in the block. Can we find the prefix length? If the answer is yes, show the process and give an example.
asked
Jul 3, 2020
in
Computer Networks
by
anonymous
+1
vote
1
answer
531
views
In a large consignment of electric bulb 10% are defective.A random sample of 20 is taken for inspection.Find the probability that a)all are good bulbs b) there are almost 3 defective bulbs c)there are exactly 3 defective bulbs.
asked
Aug 31
in
Maths & Statistics
by
anonymous
+1
vote
1
answer
2.1k
views
Why may testers not always know what a program is intended to do?
asked
Mar 17, 2020
in
Software Engineering
by
anonymous
+1
vote
1
answer
129
views
Suppose we draw a card from a deck of playing cards. What is the probability that we draw a spade?
asked
Aug 31
in
Maths & Statistics
by
anonymous
+1
vote
1
answer
80
views
Suppose we draw a card from a deck of playing cards. What is the probability that we draw a spade?
asked
Aug 27
in
Maths & Statistics
by
anonymous
0
votes
0
answers
82
views
Say that a sll instruction is located in memory at address 80000180, and an add instruction is located in memory at address 80000184. After the add instruction executes, what value will be in the PC?
asked
Jan 15
in
Computer Architecture
by
anonymous
+2
votes
1
answer
1.7k
views
While browsing at Billy Bob’s computer store, you overhear a customer asking Billy Bob what is the fastest computer in the store that he can buy.
asked
Dec 29, 2019
in
Computer Architecture
by
anonymous
+2
votes
1
answer
1.8k
views
Write a case study in the style used here to illustrate the importance of communications in a project team. Assume that some team members work remotely and it is not possible to get the whole team together at short notice.
asked
Mar 13, 2020
in
Software Engineering
by
anonymous
+1
vote
1
answer
697
views
In a medical system that is designed to deliver radiation to treat tumours, suggest one hazard that may arise and propose one software feature that may be used to ensure that the identified hazard does not result in an accident.
asked
Mar 13, 2020
in
Software Engineering
by
anonymous
+2
votes
1
answer
1.6k
views
Do software engineers have a professional responsibility to develop code that can be easily maintained even if their employer does not explicitly request it?
asked
Nov 5, 2019
in
Software Engineering
by
anonymous
+1
vote
1
answer
296
views
Some of the most important pieces of data stored in the RAM are the instructions which basically tells the CPU what to do at a particular time. Explain the concept of Instruction Set in the CPU and how it works.
asked
Oct 26, 2020
in
Computer Architecture
by
anonymous
+1
vote
1
answer
103
views
Write short note on I/O Function?
asked
Sep 30
in
Computer Architecture
by
anonymous
+1
vote
1
answer
123
views
Explain the I/O Subsystem.
asked
Sep 17
in
Computer Architecture
by
anonymous
0
votes
0
answers
292
views
Explain the disadvantages of interrupt driven I/O during the data transfer between memory and I/O devices
asked
Feb 1
in
Computer Architecture
by
anonymous
+3
votes
1
answer
5.4k
views
List and briefly define three techniques for performing I/O.
asked
Jan 2, 2020
in
Computer Architecture
by
anonymous
+1
vote
1
answer
100
views
Find the average age of sailors who are of voting age (i.e., at least 18 years old) for each rating level that has at least two sailors.
asked
Sep 13
in
Database Management Systems
by
anonymous
0
votes
0
answers
180
views
Find an action sequence that brings everyone safely to the opposite bank (i.e. Cross the river).
asked
Mar 20
in
Artificial Intelligence
by
anonymous
+1
vote
1
answer
990
views
For a P2P file-sharing application, do you agree with the statement, “There is no notion of client and server sides of a communication session”? Why or why not?
asked
Sep 22, 2020
in
Computer Networks
by
(user.guest)
+1
vote
1
answer
350
views
The RAM is a temporal storage area in the computer system that usually contains the data that are being processed by the CPU. Briefly describe how the CPU and the RAM interacts to carry out their operation.
asked
Oct 26, 2020
in
Computer Architecture
by
anonymous
+1
vote
1
answer
1.5k
views
What are the three techniques for performing I/O
asked
Oct 12, 2019
in
Compilers & Operating Systems
by
anonymous
+1
vote
1
answer
106
views
Given that 0.04% of vehicles break down when driving through a certain tunnel find the probability of (a) no (b) at least two breakdowns in an hour when 2,000 vehicles enter the tunnel?
asked
Aug 30
in
Maths & Statistics
by
anonymous
0
votes
1
answer
505
views
Name three header fields in an IP datagram that can be "matched" in Open-Flow I.0 generalized forwarding. What are three IP datagram header fields that cannot be "matched" in Open Flow?
asked
Oct 8, 2020
in
Computer Networks
by
(user.guest)
+1
vote
1
answer
224
views
Name two other devices that use NVRAMs apart from a PC? And what are their uses in those devices?
asked
Aug 26, 2019
in
Computer Architecture
by
anonymous
0
votes
0
answers
67
views
Let f : N → Y be a function defined as f(x) = 4x + 3, where, Y = {y ∈ N: y = 4x + 3 for some x ∈ N}. Show that f is invertible. Find the inverse.
asked
Sep 29
in
Maths & Statistics
by
anonymous
+1
vote
1
answer
138
views
How do we calculate heuristic value in an algorithm
asked
Oct 29
in
Artificial Intelligence
by
anonymous
Welcome to
CPEN
Talk
.com
Solution-oriented students of
computer engineering
on one platform to get you that
ONE SOLUTION
...
