Exam (elaborations)
COS2626 Exam pack 2024(Computer Networks I)
- Course
- Institution
COS2626 Exam pack 2024(Computer Networks I)
[Show more]
Seller
Follow
gabrielmusyoka940
Reviews received
Content preview
COS2626 EXAMPACK 2024
QUESTIONS AND
ANSWERS
FOR ASSISTANCE CONTACT
EMAIL:gabrielmusyoka940@gmail.com
, lOMoARcPSD|31863004
11/24/22, 9:44 AM COS2626-Exam Oct/Nov 2022: Attempt review
MENU
Started on Thursday, 24 November 2022, 8:02 AM
State Finished
Completed on Thursday, 24 November 2022, 9:42 AM
Time taken 1 hour 40 mins
Question 1
Complete
Marked out of 1.00
You are working on a school district’s 802.11n WLAN. Within each school, several access points serve students, teachers, and administrators.
So that users can move about the school with their laptops and not lose network connectivity, each of the access points must share which
one of the following?
Select one:
a. The same beacon frame
b. The same BSS (Basic Service Set)
c. The same channel bonding
d. The same ESSID (Extended Service Identifier)
Question 2
Complete
Marked out of 1.00
Which scanning tool was used to detect a SOHO router's administrative username and password as depicted in the following diagram?
Select one:
a. Nmap
b. Nessus
c. Metasploit
https://cset.myexams.unisa.ac.za/mod/quiz/review.php?attempt=170389&cmid=72566&showall=1 1/23
, lOMoARcPSD|31863004
11/24/22, 9:44 AM COS2626-Exam Oct/Nov 2022: Attempt review
Question 3
Complete
Marked out of 1.00
MENU
An administrator has added four switches to a campus network. The switch in wiring closet A is only connected to the switch in wiring closet
C. The switch in wiring closet B is connected to the switch in in wiring closet C and wiring closet D. The switch in wiring closet D is only
connected to the switch in wiring closet B. Which one of the following topologies is represented in this design?
Select one:
a. ring
b. star
c. mesh
d. bus
Question 4
Complete
Marked out of 1.00
When an 802.1Q tag is added to an Ethernet frame, where is it placed?
Select one:
a. It is appended to the end of the frame.
b. It is inserted between the destination and the source addresses.
c. It is inserted between the source address and the Ethernet type field.
d. It is inserted between the preamble and the destination address.
Question 5
Complete
Marked out of 1.00
You work for a small fashion design firm. Because of a video that recently went viral, your company has received national recognition. Within
a few days, your web server crashes. What kind of attack most likely caused the crash?
Select one:
a. Phishing
b. Friendly DoS (Denial-of-Service)
c. Spoofing
d. Ransomware
https://cset.myexams.unisa.ac.za/mod/quiz/review.php?attempt=170389&cmid=72566&showall=1 2/23
, lOMoARcPSD|31863004
11/24/22, 9:44 AM COS2626-Exam Oct/Nov 2022: Attempt review
Question 6
Complete
Marked out of 2.00
MENU
Which of the following are common types of DNS (Domain Name System) servers?
Select one or more:
a. forwarding DNS server
b. authoritative DNS server
c. secondary DNS server
d. caching DNS server
e. primary DNS server
f. iterative DNS server
Question 7
Complete
Marked out of 2.00
Which of the following statements regarding SANs (Storage Area Networks) are TRUE?
Select one or more:
a. SANs use one of these technologies: Fibre Channel (FC), FCoE (Fibre Channel over Ethernet), iSCSI (Internet SCSI) or IB (InfiniBand).
b. A SAN abstracts storage services from computer services, and then provides high-speed network services to connect them.
c. SANs are highly scalable and have a very high fault tolerance, massive storage capabilities and fast data access.
d. A SAN cannot be installed in a location separate from the LAN (Local Area Network) it serves.
Question 8
Complete
Marked out of 1.00
A network technician is planning to update the firmware on a router on the network. The technician has downloaded the file from the
vendor's website. Before installing the firmware update, which one of the following steps should the technician perform to ensure file
integrity?
Select one:
a. Download the file a second time and compare the version numbers.
b. Perform a hash on the file for comparison with the vendor's hash.
c. Perform antivirus and anti-malware scans of the file.
https://cset.myexams.unisa.ac.za/mod/quiz/review.php?attempt=170389&cmid=72566&showall=1 3/23
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller gabrielmusyoka940. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $2.50. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
72042 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now