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Systems (Computer Science) Solved Questions & Notes (2026) - Apex Rankers

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97 Total Solved Questions
~146 mins Estimated Reading Time
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Systems

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15 Questions in this set
SYSTEMS AND DECISION-MAKING: Solve questions regarding transaction processing, data collection terminals, operations research history, and the files required for receiving and engineering control systems.
Q. 1 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Which of the following does not fall in the personal Decision-Making Area?
A
Pay-rolls
B
Cash flow analysis
✓ Correct
C
Income-tax assessment and recovery
D
Person's experience
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Cash flow analysis is typically an organizational or corporate financial function rather than personal.
Q. 2 Computer Aptitude Test
Difficulty: Hard (1 Mark)
How much should an organisation spend for information can be determined by some type of a:
A
Cost analysis
B
Benefit analysis
C
Cost-benefit analysis
✓ Correct
D
Any of the above
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Organisations weigh the cost of data acquisition against the value/benefit it provides.
Q. 3 Computer Aptitude Test
Difficulty: Hard (1 Mark)
A transportation problem in which the total supply available at the origins exactly satisfies the total demand required at the destinations is known as:
A
Degenerate solution
B
Balanced transportation problem
✓ Correct
C
Unbalanced transportation problem
D
All the above
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
A "Balanced" problem occurs when total supply equals total demand.
Q. 4 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Operations Research came into being due to:
A
Medical reasons
B
Military reasons
✓ Correct
C
Educational reasons
D
To improve transpiration
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Operations Research originated for tactical and logistical planning during World War II.
Q. 5 Computer Aptitude Test
Difficulty: Hard (1 Mark)
The funds management subsystems attempts to:
A
Increase cash input
B
Decrease cash output
C
Balance cash inflow with outflow
✓ Correct
D
All the above
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Effective funds management ensures liquidity by matching timing of inflows and outflows.
Q. 6 Computer Aptitude Test
Difficulty: Medium (1 Mark)
A turnaround document can be a(n):
A
Punched card
B
OCR document
C
Neither nor (b)
✓ Correct
D
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Based on the specific classification of turnaround documents in the source answer key.
Q. 7 Computer Aptitude Test
Difficulty: Hard (1 Mark)
In the financial Decision-Making system which of the following is not a transaction processing system input:
A
Cash receipts
B
Cash returns
C
Cash issues
D
Warehouse requisition ship
✓ Correct
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Requisition slips are inventory/logistics inputs rather than direct financial transaction inputs.
Q. 8 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Header labels contain:
A
Creation data
✓ Correct
B
Control totals
C
Both and (b)
D
Either nor (b)
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
File headers typically store metadata such as the creation date and file ID.
Q. 9 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Detected money errors are corrected with:
A
Debit entries
B
Credit entries
C
Both and (b)
✓ Correct
D
Neither nor (b)
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Adjustments for errors require offsetting debit or credit entries depending on the nature of the error.
Q. 10 Computer Aptitude Test
Difficulty: Hard (1 Mark)
The model base contains programs:
A
Written by the firm's programmers
B
Provided by the computer vendor
C
Purchased from outside firms, such as software houses
D
All of the above
✓ Correct
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
A Decision Support System's model base can incorporate software from various origins.
Q. 11 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Management has become more complex because:
A
There is less time to react to competitive actions
B
The equipment used in many of the firm's activities has become more complex
C
Firms have become larger
D
All of the above
✓ Correct
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Global competition, technological complexity, and organizational scale contribute to management difficulty.
Q. 12 Computer Aptitude Test
Difficulty: Hard (1 Mark)
What data most likely would not be keyed into the order entry subsystem?
A
Item quantity
B
Customer number
C
Item number
D
Item cost
✓ Correct
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Costs are usually master data retrieved from a file rather than manually keyed per order.
Q. 13 Computer Aptitude Test
Difficulty: Hard (1 Mark)
The engineering change control system makes changes in the:
A
Operations file
✓ Correct
B
Production schedule
C
Work force data
D
All the above
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Design changes directly impact the steps and specifications in the operations file.
Q. 14 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Corporate modeling software can be used for:
A
Cash planning
B
Operational budgeting
C
Capital budgeting
D
All the above
✓ Correct
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Modeling software assists in various strategic and operational planning tasks.
Q. 15 Computer Aptitude Test
Difficulty: Hard (1 Mark)
The receiving data system involves which of the following files?
A
Vendor
B
Inventory
C
Purchasing
D
All the above
✓ Correct
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Receiving requires checking vendor data, updating inventory, and referencing purchase orders.
📜 Instructions / Reading Passage
5 Questions in this set
COMPUTER APTITUDE TEST (Basic Computer Knowledge): Write the correct answer for the provided multiple-choice questions involving expert systems, industrial computer applications (POS, CIM, Actuarial accounting), and management information system (MIS) modeling.
Q. 16 Computer Aptitude Test
Difficulty: Hard (1 Mark)
A variable that has no physical meaning and is used to obtain an initial basic feasible solution to a linear programming problem is known as:
A
Basis
B
Algorithm
C
Artificial variable
✓ Correct
D
Basic variable
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
In linear programming, artificial variables are used to facilitate finding an initial feasible solution.
Q. 17 Computer Aptitude Test
Difficulty: Hard (1 Mark)
QUB is an example of ________ systems:
A
Problem-solving
B
Inventory
C
Electronic shopping
✓ Correct
D
Algebra
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
QUB (historically standing for Queen's University Belfast Electronic Shopping System experiment or similar early regional academic network paradigms referenced in localized commerce and MIS curriculums) is categorized as an early or specialized example of an Electronic shopping system or transactional network.
Q. 18 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Slack is the calculated time span within which the event must occur:
A
True
✓ Correct
B
False
C
Cannot be said
D
All the above
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Slack in project management represents the amount of time a task can be delayed without affecting the deadline.
Q. 19 Computer Aptitude Test
Difficulty: Hard (1 Mark)
The latest time that the event can be delayed without delaying the completion of the entire project in PERT chart is:
A
Earliest allowable time
B
Latest allowable time
✓ Correct
C
Earliest pass
D
Latest pass
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
This term defines the absolute deadline for a specific node in a PERT network.
Q. 20 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Anthony suggested that the area of management planning and control be segmented into:
A
Operational control
B
Strategic planning
C
Management control
D
All of the above
✓ Correct
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Anthony's framework includes Strategic Planning, Management Control, and Operational Control.
📜 Instructions / Reading Passage
5 Questions in this set
COMPUTER APTITUDE (Operations and Modeling): Solve multiple-choice questions regarding Monte Carlo simulations, marketing planning mix, and the strategic value of computing systems in long-range planning.
Q. 21 Computer Aptitude Test
Difficulty: Hard (1 Mark)
A Monte Carlo simulation is an example of a(n):
A
Static model
B
Optimizing model
C
Both and (b)
D
Neither nor (b)
✓ Correct
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Monte Carlo simulations are probabilistic and dynamic rather than static or purely optimizing.
Q. 22 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Marketing planning is concerned with:
A
Planning the amount and placement of newspaper ads
B
Planning consignment sales contracts to be offered
C
Planning sales force size and deployment
D
All the above
✓ Correct
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Marketing encompasses promotion, contractual sales, and workforce management.
Q. 23 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Problem identification most often comes from information produced from:
A
Data describing what will happen in the future
B
Data describing what has happened in the past
C
Data describing what is happening now
✓ Correct
D
and (b)
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Real-time monitoring of current operations is the primary trigger for identifying systemic problems.
Q. 24 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Data collection terminals:
A
Track the flow of materials from one production area to another
B
Record employee attendance
C
Record start and stop of production steps
D
All the above
✓ Correct
E
one of the above
💡 Step-by-Step Explanation & Concept Rationale
In industrial settings, terminals automate logistics, labor, and process data capture.
Q. 25 Computer Aptitude Test
Difficulty: Hard (1 Mark)
Marketing research does not normally
A
Gather environmental information
B
Provide a continuous source of information
✓ Correct
C
Relate to all aspects of marketing operations
D
Describe the current situation
E
None of the above
💡 Step-by-Step Explanation & Concept Rationale
Research is typically project-based; continuous data is provided by a Marketing Information System.
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