MCQs

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Overall MCQs for Reference

The size of a graph refers to:
a. Number of vertices
b. Number of edges
c. Degree of a vertex
d. Diameter of the graph
Answer: b. Number of edgeswikipedia+1
In a graph G, what does |E| denote?
a. Order
b. Size
c. Degree
d. Radius
Answer: b. Sized3gt+1
Which of the following best describes the order of a graph?
a. Number of edges
b. Number of vertices
c. Number of components
d. Maximum degree
Answer: b. Number of verticeswikipedia
If a graph has 10 edges, its size is:
a. 10
b. 20
c. 5
d. 0
Answer: a. 10d3gt+1
In graph theory, the term ‘cardinality of edge set’ refers to:
a. Number of isolated vertices
b. Number of edges
c. Graph diameter
d. Number of cycles
Answer: b. Number of edgesyoutubewikipedia
For a simple graph, which of the following is always true about its size?
a. It equals the number of vertices
b. It is always greater than zero
c. It equals the number of edges
d. It is always even
Answer: c. It equals the number of edgeswikipedia
What is the size of a complete graph K4?
a. 4
b. 6
c. 8
d. 12
Answer: b. 6youtube
If a graph has n vertices and each vertex is connected to every other vertex, what is the formula for its size?
a. n^2
b. n(n-1)
c. n(n-1)/2
d. n(n+1)/2
Answer: c. n(n-1)/2youtubewikipedia
The size of a null graph with five vertices is:
a. 0
b. 5
c. 10
d. 25
Answer: a. 0d3gt+1
Which term describes the number of edges incident to a vertex?
a. Order
b. Size
c. Degree
d. Radius
Answer: c. Degreewikipedia
In a directed graph, size refers to:
a. Number of nodes
b. Number of directed edges
c. Maximum out-degree
d. Minimum in-degree
Answer: b. Number of directed edgeswikipedia
The average degree of a graph is twice the ratio of:
a. Order to size
b. Size to order
c. Degree to diameter
d. Diameter to radius
Answer: b. Size to orderwikipedia
For an undirected simple graph, the maximum possible size for n vertices is:
a. n(n-1)/2
b. n^2
c. n
d. 2n
Answer: a. n(n-1)/2youtubewikipedia
The size of a tree with 20 vertices is:
a. 19
b. 20
c. 21
d. 40
Answer: a. 19wikipedia
If the size of a graph is zero, then:
a. It must be complete
b. It must be null
c. It has cycles
d. It has maximum degree
Answer: b. It must be nulld3gt+1
For large graphs in data science, the size is measured by:
a. Node count
b. Edge count
c. Degree distribution
d. Cluster coefficient
Answer: b. Edge countgraphable+1
Which graph property directly impacts the choice of algorithms in graph data science?
a. Number of vertices
b. Size
c. Radius
d. Eccentricity
Answer: b. Sizegraphable
As the size of a graph increases, which algorithm consideration becomes critical?
a. Visual layout
b. Computational complexity
c. Choice of color scheme
d. Shape of nodes
Answer: b. Computational complexitypuppygraph+1
Petabyte-scale graphs in big data analytics primarily describe graphs with:
a. Billions of edges
b. Hundreds of nodes
c. Single machine processing
d. Dynamic node shapes
Answer: a. Billions of edgespuppygraph
Which term is synonymous with the size of a graph?
a. Order
b. Cardinality of edge set
c. Diameter
d. Depth
Answer: b. Cardinality of edge setyoutubewikipedia
In social network analysis, graph size is crucial for:
a. Measuring user engagement
b. Scaling algorithms
c. Determining color schemes
d. Setting graph layouts
Answer: b. Scaling algorithmstowardsdatascience+1
What does the size of a bipartite graph determine?
a. Number of vertex partitions
b. Number of edges between partitions
c. Number of isolated vertices
d. Number of triangles
Answer: b. Number of edges between partitionswikipedia
Which of the following is least affected by graph size?
a. Memory usage
b. Computational speed
c. Storage requirements
d. Font size in visualization
Answer: d. Font size in visualizationblogs.sas
The formula for the size of a complete bipartite graph K_{m,n} is:
a. m + n
b. mn
c. m^n
d. m/n
Answer: b. mnwikipedia
In a sparse graph, the size is:
a. Much less than n^2
b. Equal to n(n-1)/2
c. Always zero
d. Exponential in n
Answer: a. Much less than n^2graphable+1
Which of the following does not directly describe graph size?
a. Number of vertices
b. Number of edges
c. Cardinality of edge set
d. Edge list length
Answer: a. Number of verticesd3gt+1
For visualization, graph size influences:
a. Readability
b. Color coding
c. Shape of nodes
d. Selection of fonts
Answer: a. Readabilityblogs.sas
In data visualization libraries like Matplotlib, the size of a graph plot can be set by specifying:
a. node_size parameter
b. font_size parameter
c. markersize parameter
d. title parameter
Answer: a. node_size parameterscribd+1
Node sizes in graph visualizations may be proportional to:
a. Number of edges connected
b. Graph order
c. Graph size
d. Network layout type
Answer: a. Number of edges connectedtowardsdatascience
In large network datasets, the common representation of graph size is:
a. Number of edges
b. Number of connected components
c. Degree sequence
d. Average diameter
Answer: a. Number of edgespuppygraph+1
Distributed graph analytics mainly address challenges related to:
a. Small graph size
b. Large graph size
c. Irregular node shapes
d. Color mapping
Answer: b. Large graph sizepuppygraph
Which of the following graphs can be efficiently processed by simple BFS/DFS algorithms?
a. Tiny graphs
b. Medium-sized graphs
c. Very large graphs
d. Cyclic graphs
Answer: a. Tiny graphsgraphable+1
Why is the size of a graph critical in big data applications?
a. Determines GUI color
b. Impacts scalability and system requirements
c. Sets font sizes in presentations
d. Decides axis label formats
Answer: b. Impacts scalability and system requirementspuppygraph
When visualizing a graph, scaling the render size affects:
a. The visual clarity
b. The edge count
c. The algorithm used
d. Node ordering
Answer: a. The visual clarityblogs.sas
Which is more important for the performance of graph traversal algorithms?
a. Graph color
b. Graph size
c. Font weight
d. Node shape
Answer: b. Graph sizepuppygraph
In graph databases, the size attribute typically measures:
a. Number of relationships (edges)
b. Number of rows
c. Storage disk space only
d. Number of queries executed
Answer: a. Number of relationships (edges)graphable+1
If the size of a graph is much larger than the order, the graph is said to be:
a. Sparse
b. Dense
c. Null
d. Cyclic
Answer: b. Densegraphable+1
For scalable graph analytics, which graph size is preferred?
a. Smaller graphs
b. Graphs with billions of edges
c. Graphs with circular layouts
d. Graphs with labeled vertices only
Answer: b. Graphs with billions of edgespuppygraph
Which visualization technique can accurately represent very large graph sizes?
a. Interactive layouts with auto-sharding
b. Static pie charts
c. Bar chart stacked by degree
d. Simple box plots
Answer: a. Interactive layouts with auto-shardingpuppygraph
In graph data structure MCQs, graph size most often refers to:
a. Number of vertices
b. Number of edges
c. Graph diameter
d. Eccentricity value
Answer: b. Number of edgesexamradar+2
Scaling node sizes based on connections is useful for visualizing:
a. Graph density
b. Graph diameter
c. Graph radius
d. Eccentricity
Answer: a. Graph densitytowardsdatascience
Graph size is often a limiting factor for:
a. Algorithm selection
b. Font size choice
c. Data entry speed
d. Color selection
Answer: a. Algorithm selectiongraphable+1
The size of a graph representation affects:
a. Computational resources needed
b. Node font style
c. Color palette
d. X-axis label order
Answer: a. Computational resources neededgraphable+1
In graph theory, the term ‘size’ most closely aligns to:
a. Edge multiplicity
b. Number of edges
c. Path length
d. Node attribute count
Answer: b. Number of edgesd3gt+1
A graph with 0 edges and n vertices is:
a. Null graph
b. Complete graph
c. Bipartite graph
d. Subgraph
Answer: a. Null graphd3gt+1
In a data science project, graph size helps decide:
a. Processing framework and algorithms
b. Report title
c. Chart type in Excel
d. Font alignment
Answer: a. Processing framework and algorithmsgraphable+1
What would be the size of a disconnected graph with two components having 3 and 4 edges each?
a. 7
b. 6
c. 3
d. 4
Answer: a. 7d3gt+1
For a weighted graph, does graph size change with weights?
a. Yes
b. No
c. Sometimes
d. Only for complete graphs
Answer: b. Nowikipedia
In computer science, graph size influences:
a. Time complexity of graph algorithms
b. Font size in GUIs
c. User interface choices
d. Icon color
Answer: a. Time complexity of graph algorithmspuppygraph+1
When storing graphs, the size is critical because:
a. It determines memory and processing needs
b. It sets legends in charts
c. It labels the axes
d. It affects only the color scheme
Answer: a. It determines memory and processing needsgraphable+1

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