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WorksheetsInternet Concepts
Total questions: 50
Worksheet time: 34mins
What does a DNS server do?
Determines if a website is secure
Transmits information securely
Translates an IP address to a website name
Translate a website name to the IP address
What is the World Wide Web?
A collection of wires and cables to connect devices
Another name for the Internet
A way to search for and share documents and resources
A browser
Which of the following is an example of a Distributed Denial of Service(DDoS) attack?
Domain name server (DNS) attack
Cybersecurity attack
Brute force attack
Cryptography attack
Which of the following is true about packets?
Packets leave and arrive at their destination at the same time.
Packets travel along different paths to their destination.
Each router decrypts the packets to confirm their destination.
If a packet does not arrive at the destination, the entire message is resent.
Which of the following is false about Domain Name System (DNS) servers?
There is only one DNS server; if it goes down, Internet traffic stops.
IP addresses are linked to domain names by the DNS.
They use IPv4 and IPv6 formats.
DDoS attacks sometimes take advantage of DNS to flood the target site.
What is the sequence of instructions where the main goal is to solve a specific problem or perform a certain task?
bug
conditionals
computers
algorithm
What is it called when a a computer has a flaw, error, or glitch in a system?
trouble shooting
variable
crash
bug
The address for s single file on the internet is called it's:
HTTP
ISP
HTML
URL
What is the World Web usually called for short?
surfing
web
browsing
Internet
What does WWW stand for?
World Wide Web
World Weather Web
Web Web Web
Wide World Web
What are they?
URL
Web browser
Internet
Web address
To save a URL, we use:
Copy
Bookmark
Save
Paste
Which one is NOT Internet browser?
What does ISP stand for?
Internet Safety
Internet Service Provider
Provider Internet
Internet Service
What do you call a software application used to access and view web pages?
search engine
web browser
internet
none of the above
It is a global network of billions of computers and other electronic devices.
search engine
internet
web browser
all of the above
It is usually called the web for short—is a collection of different websites you can access through the Internet.
internet
web browser
search engine
world wide web
Internet was created in 1969 by US Defense through?
SARPA
DARPA
MARPA
Advanced Research Project Agency (ARPA)
Who are considered as the Fathers of Internet?
Vinton Cerf and Robert Kahn
Charles Babbage and Robert Kahn
Bill English & Vinton Cerf
Blaise Pascal & Charles Babbage
In 1989 Tim Berners Lee created the ____?
internet
computer
www
cellular phone
Is a group of two or more computer systems linked together is called ____?
network
disorganize
unorganize
disorder
Who introduces the first email in 1972
Ray Tomlinson
Vinton Cerf
Robert Kahn
Charles Babbage
Who is founder of Google?
Larry Page & Sergey Brin
Bill Gates
Steve Jobs
Sabeer Bhatia
What is the full form of E-mail?
Elect Mail
Electronic Mail
Exact Mail
Empty Mail
Who is the founder of WWW?
Narayan Murthy
Mark Zuckerberg
Sabeer Bhatia
Tim Berners Lee
What is the full form of URL?
United Resource Limited
Uniform Resource Locator
Unit Reason Launch
United Report Launcher
A Website is a collection of
Home Page
First Page
WWW
Web Pages
Google Chrome is a
ISP
Browser
Page
WWW
What is a firewall?
Computer hardware or software used by home owners with computers.
A device that protects you from a fire.
Computer hardware or software — that can help protect your network by filtering traffic and blocking outsiders from gaining unauthorized access
A device that connects computers together.
This is a network opened to all.
extranet
internet
intranet
Which of the following can you do on the internet?
Online shopping
Send emails
Make a video call
All of the above.
Storage area for E-mail messages us called
Store
Folder
File
Mail Box
The last three letters of the mail id describes the type of
connectivity
domain name
Protocol
Server
An educational institution would generally have the following in its domain name
org
edu
com
inst
Junk E-mail is also called
URL
Virus
Spoof
Spam
A computer on internet are identified by
E-mail address
Street address
IP address
HTTP
Which of the following is a correct format of Email address?
name@website@info
name@webside.info
www.nameofebsite.com
name.webside.com
Which protocol assigns IP address to the client connected in the internet?
DHCP
IP
RPC
TCP
Which program can protect a programmable device from malware by detecting and eliminating viruses?
Botnet
Antivirus
Spyware
Trojan horse
Which provides restrictions on Incoming and outgoing network packets to and from private networks?
Switch
Router
Firewall
Gateway
In communication systems VPN refers to ….
Visual Public Network
Virtual Public Network
Visual Private Network
Virtual Private Network
Which system enables to communicate in real time with easily accessible web interfaces.
Web chat
Tele chart
Communication
