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In a network diagram, which symbol usually represents a router?
a. Triangle
b. Rectangle
c. Oval
d. Box with arrows
Answer: d. Box with arrowsedrawmax.wondershare+1
What is the main purpose of a physical network diagram?
a. Show logical network flows
b. Illustrate hardware arrangements
c. Document security policies
d. Identify software dependencies
Answer: b. Illustrate hardware arrangementsmicrosoft+1
Which network topology is displayed as all devices connected to a central hub?
a. Mesh
b. Bus
c. Ring
d. Star
Answer: d. Starfigma+1
In network diagrams, what is the standard icon for a firewall?
a. Brick wall
b. Cloud
c. Cylinder
d. Crossed arrows
Answer: a. Brick wallauvik+1
What is the function of a logical network diagram?
a. Map actual device locations
b. Display internet speed
c. Show information flow
d. Highlight backup systems
Answer: c. Show information flowmicrosoft+1
Which symbol is commonly used to represent a server in a network diagram?
a. Cloud
b. Tower
c. Bridge
d. Switch
Answer: b. Toweredrawmax.wondershare+1
In a network diagram, which icon is a pointer to a geographical location?
a. Region
b. Location
c. Node
d. Site
Answer: b. Locationedrawmax.wondershare
Which icon is used to depict a wireless access point?
a. Antenna box
b. Circle
c. Square
d. Double lines
Answer: a. Antenna boxedrawmax.wondershare
Which network topology organizes all devices along a central cable?
a. Ring
b. Star
c. Mesh
d. Bus
Answer: d. Busfigma+1
In a network diagram, which symbol represents a switch?
a. Crossed arrows
b. Box with antenna
c. Brick wall
d. Filled circle
Answer: a. Crossed arrowsauvik+1
Which of these is a fundamental element represented in both physical and logical network diagrams?
a. IP address ranges
b. Layer 2 switches
c. Device names
d. Software versions
Answer: b. Layer 2 switchesmicrosoft+1
What is indicated by a cloud icon in a network diagram?
a. A server cluster
b. An undefined network area
c. A firewall point
d. A mainframe segment
Answer: b. An undefined network areaauvik+1
What shape typically denotes an Ethernet connection?
a. Dotted line
b. Three boxes linked by a line
c. Triangle
d. Circle
Answer: b. Three boxes linked by a lineedrawmax.wondershare
Which symbol would most likely be used for a mainframe in network diagrams?
a. Server stack
b. Large rectangle
c. Small circle
d. Bridge icon
Answer: b. Large rectangleedrawmax.wondershare
In network diagramming, what is a mesh topology?
a. Devices connected to central hub
b. Devices connected in a circle
c. All nodes interconnected
d. Devices arrayed in line
Answer: c. All nodes interconnectedfigma+1
What is represented by the subnet icon in a network diagram?
a. Wireless point
b. Subnetwork of specific IP
c. High bandwidth zone
d. VLAN segment
Answer: b. Subnetwork of specific IPedrawmax.wondershare
Why use color coding in a network diagram?
a. To display device vendor
b. To highlight network segments
c. To sort alphabetically
d. To indicate power usage
Answer: b. To highlight network segmentsmiro
What is the main advantage of logical network diagrams over physical diagrams?
a. Less hardware detail
b. Easier to update topologies
c. More on data flow and communication
d. Cheaper to make
Answer: c. More on data flow and communicationmicrosoft+1
In a network diagram, which element connects two network segments?
a. Hub
b. Bridge
c. Firewall
d. Switch
Answer: b. Bridgeauvik+1
What information is typically excluded when diagramming a WAN cloud?
a. WAN links
b. Router addresses
c. Internal device details
d. Branch offices
Answer: c. Internal device detailsauvik
Which network diagram element represents shared storage among devices?
a. Switch
b. Database icon
c. Firewall
d. Server symbol
Answer: b. Database iconedrawmax.wondershare
In network diagrams, what does an edge represent in graph theory?
a. Connection between nodes
b. Individual device
c. Physical location
d. Type of protocol
Answer: a. Connection between nodestestbook
Which matrix in graph theory relates branches and nodes in a network diagram?
a. Tie-set matrix
b. Cut-set matrix
c. Incidence matrix
d. Reduced matrix
Answer: c. Incidence matrixtestbook
The order of a tie-set matrix for a directional graph is calculated by?
a. n × b
b. b – n + 1 × b
c. n – 1 × b
d. b × b
Answer: b. b – n + 1 × btestbook
Which matrix type in network graph theory is used to find a relation between network voltages and branches?
a. Cut-set matrix
b. Loop matrix
c. Mesh matrix
d. Node matrix
Answer: a. Cut-set matrixtestbook
The algebraic sum of elements of all columns in an incidence matrix is always:
a. Zero
b. One
c. Equal to number of nodes
d. Negative
Answer: a. Zerotestbook
What does reducing the incidence matrix involve?
a. Adding rows
b. Neglecting the reference node row
c. Replacing columns with zeros
d. Doubling all elements
Answer: b. Neglecting the reference node rowtestbook
How is the rank of a cut-set matrix determined?
a. b – n + 1
b. n × b
c. n – 1
d. b – 1
Answer: c. n – 1testbook
Which topology forms a closed loop passing through all nodes?
a. Star
b. Bus
c. Mesh
d. Ring
Answer: d. Ringfigma+1
In a star topology, data always passes through:
a. Outer nodes
b. A central hub
c. All other nodes
d. Mainframe
Answer: b. A central hubmicrosoft+1
What does a LAN diagram typically illustrate?
a. Internet connectivity
b. Local area device arrangement
c. Data center power flow
d. WAN branches
Answer: b. Local area device arrangementmicrosoft
What does a logical connector symbol in network diagrams show?
a. Hardware relationships
b. Logical relationships
c. Cable types
d. Server specifications
Answer: b. Logical relationshipsedrawmax.wondershare
Which symbol is used for a radio area network (RAN) router?
a. Three-part icon: RRU, BBU, antenna
b. Double circle
c. Triangle with line
d. Star shape
Answer: a. Three-part icon: RRU, BBU, antennaedrawmax.wondershare
What kind of diagram is best for planning new network infrastructure?
a. Logical network diagram
b. Physical network diagram
c. Network topology chart
d. LAN map
Answer: b. Physical network diagrammicrosoft
In network diagrams, how is traffic flow visually represented?
a. Dotted lines
b. Labels
c. Connected arrows
d. Rectangles
Answer: c. Connected arrowsmiro
What is the common symbol for a switch in detailed diagrams?
a. Double circle
b. Crossed arrows
c. Brick wall
d. Cloud
Answer: b. Crossed arrowsauvik+1
In graph theory, the number of independent loops in a network is given by:
a. n – b + 1
b. b – n + 1
c. b + n – 1
d. n × b
Answer: b. b – n + 1testbook
What is a node in a network diagram?
a. A point where devices connect
b. Network protocol identifier
c. Authentication endpoint
d. Central hub
Answer: a. A point where devices connectmicrosoft
Which layer is shown in a Layer 3 network diagram?
a. Physical layer
b. Data link layer
c. Network layer
d. Application layer
Answer: c. Network layerauvik
Which device in a network diagram distributes data to multiple destinations?
a. Server
b. Router
c. Mainframe
d. Hub
Answer: b. Routerauvik+1
In a network diagram, which icon shows network management platforms?
a. Communication server
b. Cloud icon
c. Bridge
d. Switch
Answer: a. Communication serveredrawmax.wondershare
Which topology combines at least two basic topologies?
a. Mesh
b. Hybrid
c. Ring
d. Star
Answer: b. Hybridmicrosoft
What is the first step when creating a network diagram?
a. Adding connections
b. Listing components
c. Applying color codes
d. Annotating diagrams
Answer: b. Listing componentsmicrosoft+1
Which diagrammatic element depicts the boundary between the network source and user responsibilities?
a. Cloud
b. Database
c. Server
d. Mainframe
Answer: a. Cloudedrawmax.wondershare
What is the function of a hub symbol in network diagrams?
a. Connects multiple segments
b. Prevents unauthorized access
c. Stores data centrally
d. Identifies a physical location
Answer: a. Connects multiple segmentsauvik+1
When reviewing network diagrams, which element is especially important for accuracy?
a. Annotations
b. Number of servers
c. IP address catalog
d. Software versions
Answer: a. Annotationsmiro
Which type of network diagram is most helpful for troubleshooting?
a. Logical diagram
b. Physical diagram
c. Hybrid diagram
d. Basic map
Answer: a. Logical diagrammicrosoft
What is the main element of a bus topology diagram?
a. Circular cable
b. Central line with endpoints
c. Star-shaped hub
d. Mesh pattern
Answer: b. Central line with endpointsfigma+1
What does a reduced incidence matrix show in network diagrams?
a. Relation without reference node
b. Complete node list
c. Loop currents only
d. Device inventory
Answer: a. Relation without reference nodetestbook
Which diagram symbol is used for a file server?
a. Database cylinder
b. Computer with LAN cable
c. Brick wall
d. Antenna
Answer: b. Computer with LAN cableedrawmax.wondershare

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