1.
It is the component of computer system designed for data entry operations.
Correct Answer
A. Input unit
Explanation
The input unit is the component of a computer system that is specifically designed for data entry operations. It allows users to input data into the computer, such as typing on a keyboard or using a mouse. This component is responsible for converting the input data into a format that the computer can understand and process. Therefore, the input unit is the correct answer for this question.
2.
It is the component of computer system that gives out to the user the results of the processed data.
Correct Answer
B. Output unit
Explanation
The correct answer is the output unit because it is responsible for displaying or presenting the processed data to the user. This can include devices such as monitors, printers, speakers, or any other means of presenting information to the user.
3.
The following devices are examples of output unit, except:
Correct Answer
D. Scanner
Explanation
The scanner is not an output unit, but rather an input unit. It is used to convert physical documents or images into digital format, which can then be processed or displayed on a computer. In contrast, the cathode ray tube, plotter, and printer are all examples of output units. The cathode ray tube is a display device that produces visual output, while the plotter and printer are used to generate hard copies of digital information.
4.
The following devices are examples of input unit, except:
Correct Answer
D. Monitor
Explanation
The given question asks to identify the device that is not an example of an input unit. An input unit is a device that is used to enter data or instructions into a computer system. Bar codes, card readers, and keyboards are all examples of input units as they are used to input data into a computer. However, a monitor is not an input unit but an output unit, as it is used to display the output or results of the computer's processing. Therefore, the correct answer is monitor.
5.
It is the internal storage and main memory of the computer that contains the stored programs.
Correct Answer
C. Primary storage
Explanation
Primary storage refers to the internal storage and main memory of a computer. It is where the computer stores data and programs that are currently being used. This type of storage is volatile, meaning that the data is lost when the computer is turned off. Primary storage is different from secondary storage, such as hard drives or solid-state drives, which are used for long-term storage of data. The arithmetic logic unit and control unit are components of the central processing unit (CPU) and are responsible for performing calculations and controlling the operations of the computer, respectively.
6.
It is the traditional medium for storing data.
Correct Answer
B. Paper
Explanation
Paper is the traditional medium for storing data because it has been used for centuries to record information. Before the invention of modern technology, people would write or print important documents on paper to preserve and store them. Paper is durable, portable, and can be easily stored in files or folders. It is also relatively inexpensive compared to other storage mediums. While digital storage options like optical disks, DVD-RWs, and USB drives have become more popular in recent years, paper still remains a widely used and trusted medium for storing data.
7.
It refers to the program or set of instructions together with related procedures and documentation that enable the computer system to operate effectively.
Correct Answer
C. Software
Explanation
Software refers to the program or set of instructions together with related procedures and documentation that enable the computer system to operate effectively. It is a broad term that encompasses all types of programs and applications that can be run on a computer. This includes operating systems, language translators, system utilities, and various other types of software that perform specific tasks or functions on a computer system.
8.
It is the program that controls the proper functioning of the hardware and the operation of all other programs.
Correct Answer
B. Operating System
Explanation
The given correct answer is "Operating System". An operating system is a program that controls the proper functioning of the hardware and the operation of all other programs. It manages computer resources, provides an interface for user interaction, and ensures that different software applications can run smoothly on the hardware. The operating system acts as an intermediary between the user and the hardware, enabling the execution of tasks and managing system resources efficiently.
9.
These are the programs for day-to-day system maintenance that are provided with the OS.
Correct Answer
D. System Utilities
Explanation
System utilities are programs that are provided with the operating system for day-to-day system maintenance. These utilities help in managing and optimizing the system's performance, as well as performing tasks such as disk cleanup, file management, system backup, and security management. They are essential for maintaining the overall health and functionality of the operating system and the computer system as a whole.
10.
It is an enhanced version of electric typewriter that allows the user to create, store, and retrieve documents.
Correct Answer
D. Word processing
Explanation
A word processing software is an enhanced version of an electric typewriter that allows the user to create, store, and retrieve documents. It provides various features such as formatting options, spell check, grammar check, and the ability to insert images and tables. This software is specifically designed for creating and editing text-based documents, making it the correct answer for this question.
11.
It is a program that replaces the traditional financial modeling tools: the accountant's columnar pad, pencil and calculator.
Correct Answer
B. Electronic spreadsheet
Explanation
An electronic spreadsheet is a program that can replace traditional financial modeling tools such as an accountant's columnar pad, pencil, and calculator. It allows for efficient and accurate calculations, data organization, and analysis. With features like formulas, functions, and formatting options, electronic spreadsheets provide a digital and automated solution for financial modeling tasks. They eliminate the need for manual calculations and offer flexibility in managing and manipulating data.
12.
It is a computerized record keeping system that involves building up, maintenance and management of file structures necessary to extract information and reports.
Correct Answer
A. Database management
Explanation
Database management is the correct answer because it refers to the computerized record keeping system that involves building up, maintenance, and management of file structures necessary to extract information and reports. This system is specifically designed to store and organize large amounts of data efficiently, allowing users to easily retrieve and manipulate the data as needed.
13.
It uses low level binary instruction's codes designed for certain machine that can be directly recognized by the CPU of the computer.
Correct Answer
C. Machine language
Explanation
Machine language is the correct answer because it consists of low-level binary instructions that are directly recognized by the computer's CPU. It is specific to a certain machine and is the most basic form of programming language. Assembly language is also a low-level language, but it uses mnemonic codes instead of binary instructions. High-level languages and object-oriented programming are higher-level languages that are further removed from the machine's hardware and use more human-readable syntax.
14.
It uses symbols and three-letter mnemonics to represent machine instructions.
Correct Answer
A. Assembly language
Explanation
Assembly language is a low-level programming language that uses symbols and three-letter mnemonics to represent machine instructions. It is a more human-readable representation of machine language, making it easier for programmers to write and understand code. Assembly language allows direct control over the hardware and is often used in systems programming and for optimizing performance-critical code. It is one step higher than machine language and provides a bridge between the hardware and high-level programming languages.
15.
It uses program statements similar to words and symbols of the English language.
Correct Answer
B. High level language
Explanation
A high level language is a programming language that is designed to be easily understood and written by humans. It uses program statements that are similar to words and symbols of the English language, making it easier for programmers to write and read code. This is in contrast to machine language, which uses binary code, and assembly language, which uses mnemonic codes. Object-oriented programming, on the other hand, is a programming paradigm that focuses on objects and their interactions.
16.
The following programs are examples of word processing, except:
Correct Answer
C. HTML
Explanation
HTML is not a word processing program. It is a markup language used for creating web pages. Notepad, MSWord, and Wordpad are all word processing programs commonly used for creating and editing documents.
17.
The following programs are examples of electronic spreadsheet, except:
Correct Answer
D. Publisher
Explanation
The question asks for an example of an electronic spreadsheet program, and the correct answer is "Publisher." Publisher is not a spreadsheet program; it is a desktop publishing software used for creating brochures, flyers, and other types of publications. Lotus 123, MSExcel, and Multiplan, on the other hand, are all electronic spreadsheet programs commonly used for organizing and manipulating data.
18.
The following are examples of graphics programs, except:
Correct Answer
B. MSAccess
Explanation
MSAccess is a database management system, not a graphics program. Corel Draw, Print Artist, and PrintShop are all graphics programs commonly used for creating and editing images, while MSAccess is used for creating and managing databases.
19.
It is not a type of system software.
Correct Answer
A. Integrated Program
20.
These are programs that perform data processing requirements or specific tasks applied in business, education, science, graphics, medicine, etc.
Correct Answer
A. Application Software
Explanation
The given correct answer is "Application Software". Application software refers to programs that are designed to perform specific tasks or meet specific needs in various fields such as business, education, science, graphics, medicine, etc. This software is different from system software and system utilities, as it is focused on providing solutions for specific user requirements rather than managing the overall functioning of the computer system.