Exam Questions And Correct Answers

Ohio IT Support Technician Practice Exam Questions And Correct Answers (Verified Answers) Plus Rationales 2025|2026 Q&A | Instant Download Pdf

• What is the primary function of an operating system?
• Manage user passwords
• Translate code into binary
• Manage hardware and software resources
• Protect against malware

Rationale: The OS controls and coordinates hardware and software

interactions, enabling applications to function.

• Which of the following is an example of an input device?
• Monitor
• Keyboard
• Printer
• Speaker 1 / 4

Rationale: A keyboard inputs data to the system; monitors and speakers

are output devices.

• What protocol is used to translate domain names into IP addresses?

A. HTTP

B. DNS

C. FTP

D. SMTP

Rationale: DNS converts domain names (like google.com) into numerical IP

addresses.

• Which cable type is most commonly used for wired Ethernet networks?
• Coaxial
• Twisted Pair (Cat5e/Cat6)
• Fiber Optic
• Serial

Rationale: Twisted pair cables are standard for Ethernet connections in

local networks.

• What component temporarily stores data for quick CPU access?
• Hard Drive

B. GPU 2 / 4

C. RAM

D. PSU

Rationale: RAM holds data and instructions temporarily for active

processes.

• Which of the following is an example of cloud computing?
• Saving files to a USB drive
• Installing software locally
• Using Google Drive for file storage
• Sharing via Bluetooth

Rationale: Cloud computing stores data and runs applications over the

internet.

• Which Windows utility displays running processes and resource usage?
• Control Panel
• Task Manager
• Device Manager
• Disk Cleanup

Rationale: Task Manager shows CPU, memory, and process activity in real

time.

• / 4

• What does BIOS stand for?
• Basic Input/Output System
• Binary Integrated Operating System
• Base Internal Operating Service
• Boot Input Output Software

Rationale: BIOS initializes hardware during the boot process and starts the

OS.

• Which type of malware disguises itself as legitimate software?
• Worm
• Trojan Horse
• Rootkit
• Spyware

Rationale: Trojans appear legitimate but contain malicious functions.

• What is the primary function of DHCP?
• File sharing
• Assigning IP addresses automatically
• Routing data packets
• Translating domain names

Rationale: DHCP automatically assigns IP addresses to devices on a

network.

• / 4