What is a computer network?
A device used to display information on a computer screen
A type of software used to create documents and presentations
A collection of interconnected computers and devices that can communicate and share resources
A physical casing that protects a computer's internal components
Which of the following computer network is built on the top of another network?
Overlay Network
Prime Network
Prior Network
Chief Network
Which of the following is an example of Bluetooth?
Wide Area Network
Virtual Private Network
Personal Area Network
Local Area Network
What is the full form of OSI?
Optical Service Implementation
Open Service Ineternet
Open System Interconnection
Operating System Interface
What is Internet?
A network of interconnected local area networks
A collection of unrelated computers
Interconnection of wide area networks
A single network
How many layers are there in the ISO OSI reference model?
7
5
4
8
When a collection of various computers appears as a single coherent system to its clients, what is this called?
Mail System
Networking System
Computer Network
Distributed System
What are nodes in a computer network?
The computer that routes the data
The computer that terminates the data
The computer that orginates the data
All of the Above
Which one of the following is not a function of network layer?
Congestion Control
Error Control
Routing
Inter-Networking
How is a single channel shared by multiple signals in a computer network?
Multiplexing
Phase Modulation
Analog Modulation
Digital Modulation
Which of the following devices forwards packets between networks by processing the routing information included in the packet?
Firewall
Bridge
Hub
Router
What is the term for an endpoint of an inter-process communication flow across a computer network?
Port
Machine
Socket
Pipe
Which of this is not a network edge device?
Switch
PC
Smartphones
Servers
Which layer does the data link layer take packets from and encapsulate them into frames for transmission?
Transport Layer
Application Layer
Network Layer
Physical Layer
Which topology requires a multipoint connection?
Ring
Bus
Star
Mesh
How do two devices become part of a network?
PIDs of the processes running of different devices are same
A process in one device is able to exchange information with a process in another device
A process is active and another is inactive
A process is running on both devices
Which type of network shares the communication channel among all the machines?
Anycast network
Multicast network
Unicast network
Broadcast network
Which of the following maintains the Domain Name System?
A single server
A single computer
Distributed Database System
None of the above
When discussing IDS/IPS, what is a signature?
It refers to "normal", baseline network behavior
It is used to authorize the users on a network
An electronic signature used to authenticate the identity of a user on a network
Attack-definition file
Which of the following are Gigabit Ethernets?
1000 BASE-LX
1000 BASE-CX
1000 BASE-SX
All of the mentioned
Which of the following networks extends a private network across public networks?
Storage Area Network
Enterprise Private Network
Which layer is responsible for process to process delivery in a general network model?
Session Layer
Data Link Layer
What is the term for a data communication system within a building or campus?
MAN
LAN
PAN
WAN
What does each packet contain in a virtual circuit network?
Only source address
Only destination address
Full source and destination address
A short VC number
What was the name of the first network?
ASAPNET
ARPANET
CNNET
NSFNET
Which network topology requires a central controller or hub?
Which of the following is the network layer protocol for the internet?
Hypertext Transfer Protocol
File Transfer Protocol
Ethernet
Internet Protocol
If a link transmits 4000 frames per second, and each slot has 8 bits, what is the transmission rate of the circuit using Time Division Multiplexing (TDM)?
500kbps
32 kbps
32 bps
500 bps
What type of transmission is involved in communication between a computer and a keyboard?
Half-duplex
Full-duplex
Simplex
Automatic
Which of the following allows LAN users to share computer programs and data?
File Server
Network
Communication Server
Print Server
Which of the following allows you to connect and log in to a remote computer?
SMTP
HTTP
FTP
Telnet
Which layer provides the services to user?
Presentation Layer
Which connection is necessary for a computer to join the internet?
Internet Society
Internet Service Provider
Different Computer
Internet architecture board
What does PoP stand for?
Pre Office Protocol
Post Office Protocol
Protocol of Post
None of these
Which of the following is used in an attempt to render a computer resource unavailable to its intended users?
Botnet process
Worms attack
Virus attack
Denial-of-service attack
