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WorksheetsICN_Quiz-2
Total questions: 40
Worksheet time: 20mins
The computers in Peter's office building are linked so that staff can share files and printers. This type of network is known as .
WAN
GAN
PAN
LAN
How do wired networks connect to other devices?
Radio frequencies
Microwave signals
Ethernet cables
Barbed wire
What network covers a LARGE geographical area?
LAN
WAN
BAN
KAN
What do you need to connect networks together?
keyboard
client
printer
router
Which is the largest computer network in the world?
Cellular
Airdrop
Bluetooth
The Internet
A computer network is where two or more devices are connected together so they can share...
people
resources
cables
Which network model is the least expensive?
Client/server network
b. Local area network (LAN)
C. Peer-to-peer (P2P) network
d. Mainframe/terminal network
What is formed when Bluetooth devices are paired with one another?
a. Local area network (LAN)
b. Wide area network (WAN)
C. Personal area network (PAN)
d. Metropolitan area network (MAN)
Which device is used to connect LANs to each other?
a. Routers
b. Hubs
C. Access Points
d. Gateways
Which of these is not an example of the use of a VPN
A travelling salesperson connecting to their central office
A software engineer connecting to central server from home to fix code
A customer booking a flight with a web page
A company with multiple sites sharing information between them
Either the TLS and SSL protocols are needed to create a
VPN
LAN
Packet Switched Network
Web Page
Which of the following is a common network protocol used to transmit data over the internet?
TCP
HTTP
FTP
All of the above
What is a firewall in a computer network?
A device that provides internet connectivity to a single device
A device that connects two or more networks together
A device that filters network traffic to protect against unauthorized access
A device that stores and manages data on a network
Which of the following network topologies connects each device on a network to a single central device?
Bus
Ring
Star
Mesh
What is the main benefit of using a virtual private network (VPN) to access a network remotely?
Improved network performance
Increased network security
Reduced network costs
All of the above
In computer network nodes are _________
the computer that originates the data
the computer that routes the data
the computer that terminates the data
all of the mentioned
Transmission control protocol ___________
is a connection-oriented protocol
uses a three way handshake to establish a connection
receives data from application as a single stream
all of the mentioned
ICMP is primarily used for __________
routing
forwarding
addressing
error and diagnostic functions
Firewalls are often configured to block ___________
UDP traffic
TCP traffic
Sensitive traffic
Best-effort traffic
Walkie- Talkie is an example of
Full Duplex
Simplex
Half Duplex
Semi Duplex
Which one is not a transmission medium for data?
cable
air
distilled water
none of these
Difference between end and intermediate device
both are same
I don't know the answer because Sakshi taught badly
end device- either at start or end, intermediatory-always in between the network
end device-always in between the network, intermediate-either at start or end
Transport layer aggregates data from different applications into a single stream before passing it to ____________
Network Layer
Data Link Layer
Application Layer
Physical Layer
Transmission control protocol ___________ .
is a connection-oriented protocol
uses a three way handshake to establish a connection
receives data from application as a single stream
all of the mentioned
Which of the following tasks is not done by data link layer?
Framing
Error Control
Flow Control
Channel Coding
The ____ translates internet domain and host names to IP address.
routing information protocol
domain name system
network time protocol
internet relay chat
If subnet mask 255.255.255.224, which of the following will be Direct Broadcast address ?
202.15.19.127
202.15.19.63
Both a and b
None of the above
Which of the following can be software?
routers
firewalls
gateway
modems
MAC address consists of how many bits?
32
38
40
48
Which of the following network devices broadcasts the incoming packets to all the hosts connected to the network?
Switch
Hub
Bridge
Router
Echo request & reply can be tested using ________
IPConfig
Tracert
Ping
Netstat
Given the description of DHCP (Dynamic Host Configuration Protocol), which aspect of network configuration does it primarily provide to the client?
IP address
MAC address
URL
None of these
DHCP is used for
IPv6
IPv4
both a and b
none of the above
Header of a frame generally contains
synchronization bytes
addresses
frame identifier
all of the mentioned
Which one of the following would breach the integrity of a system?
Looking the room to prevent theft
Full access rights for all users
Fitting the system with an anti-theft device
Protecting the device against willful or accidental damage
