The strategy business function affects the other five business functions by giving each one a clear, coordinated plan of action that aligns their day‑to‑day work with the organization’s long‑term goals. In other words, strategy sets direction and priorities, and the other functions translate that direction into concrete activities, budgets, processes, and people decisions.

Quick Scoop

At a high level, the strategy function:

  • Defines where the business wants to compete and how it will win (markets, customers, value proposition).
  • Sets long‑term goals, performance targets, and the overarching plan that every other function must support.
  • Allocates resources (money, people, time) across functions so they work in sync instead of pulling in different directions.

Most textbooks and exam questions phrase this as: the strategy business function affects the other five functions “by providing a plan of action for each function.” That exact idea is commonly given as the correct multiple‑choice answer.

Below is how that plays out for each of the other five functions in a typical business: operations, marketing, finance, human resources, and often a fifth such as IT or R&D (your course might label them slightly differently, but the logic is the same).

1. Strategy and Operations

Strategy tells operations what “winning” looks like in terms of cost, quality, speed, or flexibility.

  • If the strategy is cost leadership, operations will focus on efficiency, standardization, and high capacity utilization to keep unit costs low.
  • If the strategy is differentiation (e.g., premium, custom products), operations will emphasize customization, quality control, and specialized processes even if costs are higher.

So strategy shapes:

  • Plant layout and process design.
  • Capacity decisions and location choices.
  • Service levels (delivery times, defect rates, responsiveness).

Without strategic direction, operations might optimize for local efficiency that actually conflicts with what customers value or what the firm is trying to achieve.

2. Strategy and Marketing

Strategy tells marketing who the target customer is, what value is promised, and how the brand should be positioned.

  • Market selection: Strategy decides which segments to pursue; marketing then designs campaigns and channels to reach them.
  • Value proposition: If the strategy is “best value”, marketing emphasizes price and reliability; if it is “premium design”, marketing highlights style, innovation, and brand image.
  • Growth choices: Strategy determines whether to push for market share, new geographies, or new products, and marketing plans launch campaigns accordingly.

Marketing’s product, price, place, and promotion (the 4Ps) are basically the “front‑line translation” of the firm’s strategy into customer‑facing actions.

3. Strategy and Finance

Strategy guides how finance raises, allocates, and monitors money.

  • Capital allocation: Strategy decides which projects matter; finance channels budgets to those projects and cuts funding from non‑strategic ones.
  • Risk and return: A growth‑heavy strategy might lead to more debt or equity financing, while a stability strategy may prioritize strong cash reserves and lower leverage.
  • Performance metrics: Strategy determines what KPIs matter (e.g., return on invested capital, revenue growth, margin improvement), and finance designs scorecards and reports around them.

If finance is not aligned with strategy, profitable but non‑strategic initiatives might get over‑funded while strategically critical investments remain starved.

4. Strategy and Human Resources (HR)

Strategy defines the kind of people, skills, and culture the business needs, and HR turns that into hiring, training, and rewards.

  • Talent profile: A strategy based on innovation demands creative and R&D‑oriented talent; an efficiency strategy needs process‑oriented and operations‑focused staff.
  • Structure and roles: Strategy influences whether the organization needs cross‑functional teams, centralized control, or decentralized autonomy.
  • Incentives and culture: HR designs pay, recognition, and development programs that encourage behaviors that support the strategy (e.g., collaboration for a customer‑centric strategy).

Research consistently shows that firms with HR practices aligned to strategy execute better and achieve strategic goals more often.

5. Strategy and IT / R&D / “Fifth” Function

Different courses treat the “fifth” function differently (often IT, R&D, or sometimes administration or sales), but the strategic relationship is similar.

If the fifth function is IT :

  • Strategy clarifies whether IT is a basic support tool (e.g., back‑office systems) or a source of competitive advantage (e.g., data‑driven personalization, automation).
  • IT roadmaps (systems to implement, cybersecurity priorities, analytics capabilities) are sequenced to support strategic initiatives like e‑commerce expansion or digital customer service.

If the fifth function is R &D or product development:

  • Strategy determines innovation focus: incremental improvements vs. disruptive, long‑term projects.
  • R&D portfolios and budgets are aligned with strategic bets, such as sustainability, AI, or new market entry.

If the fifth function is sales or administration , the same pattern holds: strategy sets the target markets and selling approach or the level of centralization and control, and the function designs processes around those directions.

Why exam questions phrase it simply

Many multiple‑choice questions boil all of this down to one sentence:

The strategy business function affects each of the other five business functions by providing a plan of action for each function.

Other answer options like “by assisting operations”, “it doesn’t affect the other functions”, or “it is the concrete purpose of the company” are considered incorrect, because:

  • Strategy guides and coordinates all functions rather than just “assisting operations”.
  • Strategy clearly affects every function through goals and resource allocation; saying it doesn’t affect them contradicts standard definitions.
  • Strategy is the plan to achieve the purpose, not the purpose itself, which usually comes from mission and vision statements.

So, if answering in a test context, the best short wording is:

Strategy affects each of the other five business functions by providing a plan of action that directs how each function will operate to achieve the organization’s goals.

Information gathered from public forums or data available on the internet and portrayed here.