File processing utilities: which systems software merges records from two files into one output file?

Introduction / Context:Operating environments include utilities dedicated to data housekeeping—copying, sorting, and merging files. Recognizing the role of utilities helps classify common systems tasks versus application-specific logic.

Given Data / Assumptions:

• Task: merge records from two files into one.
• Context: systems-level data manipulation.
• No networking or security-specific functions implied.

Concept / Approach:

• Utility programs provide general-purpose operations such as sort, merge, backup, and compression.
• Documentation systems manage manuals/specs; networking manages communication; security enforces policies.

Step-by-Step Solution:

Verification / Alternative check:

Why Other Options Are Wrong:

• Documentation: Focuses on content authoring, not file merging logic.
• Networking: Concerned with protocols/communication, not local record merging.
• Security: Enforces access control, not record manipulation.
• None: Incorrect; utilities do this job.

Common Pitfalls:

• Confusing application-level data processing with OS-provided utilities—both can exist but category remains “utility”.

Final Answer: