University (Curtsinger) Complete
Verified Questions and Step-by-Step
Solutions 2025 Prepared for ISTM 210 Students
Comprehensive Study Guide
October 2025
,Contents
1 Networking Basics 2
2 Internet and Website Development 6
3 Excel Fundamentals 10
4 Malware and Security 13
5 Additional Relevant Questions 14
1
, 1 Networking Basics
Question 1: What is a computer network?
Answer: A computer network is two or more computers connected to communicate and
share resources.
Step-by-Step: Connect devices using cables or wireless; enable file sharing, printer ac-
cess; test by pinging one device from another.
Question 2: What is a server?
Answer: A server is a central computer that provides resources and services to other
devices (clients) in the network.
Step-by-Step: Install server software; connect clients; manage access and data distri-
bution.
Question 3: What is a node?
Answer: A node is any device connected to the network with an IP address, such as
computers or printers.
Step-by-Step: Assign IP address; connect to hub or switch; verify connectivity with
network tools.
Question 4: What is a client?
Answer: A client is a device like a desktop, laptop, or smartphone that connects to a
server for resources.
Step-by-Step: Install client software; log in to network; request files or services from
server.
Question 5: What are peripheral devices?
Answer: Peripheral devices are hardware like keyboards, mice, printers, or scanners
without an IP address; they connect through a node.
Step-by-Step: Plug into a node device; install drivers; access via the host nodes soft-
ware.
Question 6: What is a Network Interface Card (NIC)?
Answer: A NIC is a card plugged into the motherboard that allows a computer to con-
nect to the network via cable.
Step-by-Step: Insert into slot; connect Ethernet cable; install drivers and check MAC
address.
Question 7: What is an Ethernet card?
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