BCA 1st Sem: CSIT113 Sample Paper

Questions and Answers

What is the primary benefit of the online ordering system mentioned?

It allows customers to place orders remotely.

It eliminates the need for a waiter.

It reduces the time taken for food preparation.

It improves the accuracy of orders and service. (correct)

How does the system assist management in controlling their restaurant business?

By providing historical data on customer preferences.

By comparing weekly sales totals against food costs. (correct)

By displaying real-time food inventory levels.

By generating customer feedback on service.

What role did the waiters and waitresses play in the selection of the ordering system?

They were the sole decision-makers.

They were not involved in the selection at all.

They tested the system after it was chosen.

They provided feedback and ideas during the design process. (correct)

What happens when the kitchen runs out of a food item?

An ‘out of stock’ message is sent to the dining room terminals. Signup and view all the answers

What is one disadvantage of traditional order-taking methods mentioned?

They are less accurate due to handwriting mistakes. Signup and view all the answers

What is the primary purpose of strategic information within an organization?

To aid in managerial decision-making Signup and view all the answers

Which type of storage is directly connected to a network?

Network attached storage Signup and view all the answers

In a timeshare operating system, what happens when a process's time slot expires?

The process enters a ready state Signup and view all the answers

Which of the following best describes an operating system?

The intermediary between hardware and application software Signup and view all the answers

What is not an advantage of using a flowchart for system design?

Ambiguous representation of processes Signup and view all the answers

Study Notes

Memory Types

Volatile Memory: Loses data when powered off; examples include RAM (Random Access Memory).
Non-volatile Memory: Retains data without power; examples include ROM (Read-Only Memory) and flash memory.
Cache Memory: A small, high-speed storage area that temporarily holds frequently accessed data to speed up processing.
Secondary Storage: Long-term storage solution, including hard drives and SSDs (Solid State Drives).

Operating System (OS)

An OS is software that acts as an interface between hardware and application programs.
Key services include:
- Process Management: Handles the creation, scheduling, and termination of processes.
- Memory Management: Controls and allocates memory space to processes.
- Device Management: Manages device communication via drivers.
- File Management: Organizes and controls file storage and retrieval.

Binary Operations

2’s Complement: Used for representing negative binary numbers; the operation involves flipping bits and adding one.
Decimal Conversion: 63.48 can be converted to decimal form, understanding place values in binary and decimal systems.

Flowcharts vs. Algorithms

Flowcharts: Visual representation of processes using symbols; easier to understand but can be complex.
Algorithms: Step-by-step procedure for calculations; clearer logic but can be hard to visualize.
Advantages of Flowcharts: Better communication and systematic testing.
Disadvantages of Flowcharts: Can lead to improper documentation if not clearly illustrated.

Information System (IS)

An IS supports business operations, decision-making, and strategic advantages.
Levels include:
- Operational Level: Day-to-day management; uses operational information.
- Management Level: Tactical decision-making; relies on summary reports.
- Strategic Level: Long-term planning and policy-making; requires strategic data analysis.

Information Storage and Access

Information is stored in databases and accessed through queries and user interfaces.
Multiple levels of data storage exist, including on-site databases and cloud solutions.

Multiple-choice Questions Overview

File Organization: Deals with the physical organization of records.
Strategic Information: Primarily required by top managers for decision-making.
Network Attached Storage (NAS): A storage device directly connected to a network.
Operational Information: Essential for daily operations and compliance.
Business Processes: Encompasses assembling products, customer identification, and hiring employees.
Flowchart Disadvantage: Improper documentation is not an advantage.
OS Functions: Acts as a collection of programs managing hardware resources.
Error Handling by OS: Includes printer paper lack and network connection failure.
OS Memory Placement: Can be located in either low or high memory.
Timeshare OS States: Upon completion of a time slot, the process switches to ready state.
OS Service Access: Provided via system calls as an interface.

Importance of Information Systems

Information systems enhance operational efficiency, inform strategic decisions, and provide competitive advantages in the market.

Description

This sample paper for Computer and Information Technology (CSIT113) covers key concepts such as types of memory, definitions and services of operating systems, and binary arithmetic. It is designed for BCA 1st semester students, aligning with their curriculum to enhance their understanding of foundational IT topics.