Information and Communication Technology MCQ

361. Which of the foowing statements is true?

Correct Answer: Correct answer is: (D) Analysts evaluate data flow through an organization.

Exam Relevance: MIS exams, IT exams, Systems Analysis exams

Difficulty: Moderate

Concept notes: Systems analysts are responsible for understanding and evaluating the flow of data within an organization to identify inefficiencies and improve processes.

Common Mistakes: Students may confuse the role of a systems analyst with that of a software developer, leading them to believe the primary concern is software development.

Explanations: Analysts evaluate data flow through an organization to understand how information moves and is processed. This evaluation is crucial for identifying areas where systems can be improved or optimized. The other options are either partially true or not the primary focus of an analyst's role.

Option Analysis:

Option A: Analysts often work both individually and in teams, but this is not their primary function.
Option B: The duration of systems projects can vary widely and is not typically 6 to 12 weeks.
Option C: While analysts may be involved in software development, their primary role is to evaluate and improve data flow and processes.
Option D: Evaluating data flow is a core responsibility of a systems analyst.

Mnemonic: Data Flow Detective

362. A menu-driven operating system is one which allows you to pick up from the menu of choice s it displays on the screen. What is the name given to the images which are used in such image oriented menus?

Correct Answer: Correct answer is: (A) Icon.

Exam Relevance: Computer Science Exams, Information Technology Exams, Operating Systems Exams

Difficulty: Easy

Concept notes: Icons are graphical symbols used in user interfaces to represent various functions or options in a menu-driven operating system.

Common Mistakes: Students may confuse icons with other graphical elements like figures or symbols, which do not specifically refer to the graphical representations used in menus.

Explanations: Icons are the graphical representations used in image-oriented menus to represent different choices or functions. They are designed to be easily recognizable and intuitive, making it simple for users to navigate through the menu options.

Option Analysis:

Option A: Correct. Icons are the graphical symbols used in menu-driven systems to represent different choices.
Option B: Incorrect. Figures generally refer to illustrations or diagrams, not the specific graphical symbols used in menus.
Option C: Incorrect. Symbols can be a broader term, but in the context of menu-driven systems, icons are the specific graphical elements used.
Option D: Incorrect. Options refer to the choices available in a menu, not the graphical representations of those choices.

363. The following typically happens in the output phase of a computer based information system

Correct Answer: Correct answer is: (B) Information is produced in hardcopy/softcopy form.

Exam Relevance: Computer Science Exams, Information Systems Exams, IT Exams

Difficulty: Easy

Concept notes: The output phase of a computer-based information system involves the production of information in a usable form, typically as hardcopy (printed) or softcopy (digital) outputs.

Common Mistakes: Students may confuse the output phase with the input phase, where data is entered into the system, or the processing phase, where data is manipulated.

Explanations: The output phase is the final stage in the information processing cycle where the processed data is transformed into useful information. This information can be presented in various forms such as reports, graphs, or documents, either in hardcopy (printed) or softcopy (digital) formats.

Option Analysis:

Option A: This describes the input phase, not the output phase.
Option B: This correctly describes the output phase where information is produced in usable forms.
Option C: This describes a function that may occur during the processing phase, not the output phase.
Option D: This is incorrect because not all of the options are correct.

364. Hardware device that reads the data contained in magnetic stripes such as those on the back of debit/credit cards.

Correct Answer: Correct answer is: (A) Magnetic stripe reader.

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: A magnetic stripe reader is a device designed to read data encoded on the magnetic stripe of a card, such as a credit or debit card.

Common Mistakes: Students may confuse the magnetic stripe reader with the magnetic stripe itself, which is the strip on the card that contains the data.

Explanations: A magnetic stripe reader is specifically designed to read the data encoded on the magnetic stripe of a card. This device is commonly used in point-of-sale systems, ATMs, and other card-reading devices to access the information stored on the card's magnetic stripe.

Option Analysis:

Option A: Correct. A magnetic stripe reader is the device that reads the data on the magnetic stripe of a card.
Option B: Incorrect. The magnetic stripe is the strip on the card that contains the data, not the device that reads it.
Option C: Incorrect. An LCD (liquid crystal display) is a type of display used to show information, not a device for reading magnetic stripes.
Option D: Incorrect. A laser printer is a device used for printing, not for reading magnetic stripes.

365. A collection of programs that controls how your computer system runs and processes information is called.....

Correct Answer: Correct answer is: (A) Operating system.

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: An operating system is a collection of programs that controls how a computer system runs and processes information.

Common Mistakes: Students may confuse the operating system with software applications like Microsoft Office, which are designed for specific tasks rather than managing the computer's operations.

Explanations: An operating system is responsible for managing hardware and software resources, providing common services for computer programs, and enabling users to interact with the computer. It is not a specific application like Microsoft Office, nor is it a compiler, which translates source code into machine code. Therefore, the correct answer is the operating system.

Option Analysis:

Option A: Correct. An operating system controls the computer's operations and processes information.
Option B: Incorrect. Microsoft Office is a suite of productivity applications, not a system control program.
Option C: Incorrect. A compiler translates source code into machine code, not a system control program.
Option D: Incorrect. Not all the above options are correct.

366. Bit in short for.....

Correct Answer: Correct answer is: (C) Binary digit.

Exam Relevance: AP Computer Science, SAT Subject Test in Computer Science, A-Level Computing

Difficulty: Easy

Concept notes: The term "bit" is a fundamental concept in digital computing and information theory, representing the smallest unit of data in computing and digital communications.

Common Mistakes: Students often confuse "bit" with "byte," which is a larger unit of data consisting of 8 bits.

Explanations: The term "bit" is derived from the combination of "binary" and "digit." It represents a single binary value, either 0 or 1, which is the basic unit of information in computing. This makes "binary digit" the correct definition for "bit."

Option Analysis:

Option A: "Binary system" refers to the entire system of representing numbers using only two digits, 0 and 1, but does not specifically define a "bit."
Option B: "Digital byte" is incorrect because a byte is a unit of digital information that consists of 8 bits, not a single bit.
Option C: "Binary digit" is the correct definition of a bit, as it represents a single binary value.
Option D: "Binary unit" is not a standard term used in computing to describe a bit.

367. In Excel Book1 is an example of how..... are numbered and named during each work session

Correct Answer: Correct answer is: (D) Name box.

Exam Relevance: Microsoft Office Specialist, Excel Certification

Difficulty: Easy

Concept notes: The Name Box in Excel is used to display and change the name of the active cell or range. It is located to the left of the formula bar and shows the address or name of the selected cell or range.

Common Mistakes: Students may confuse the Name Box with the Formula Bar, which is used to enter or edit formulas and cell contents.

Explanations: The Name Box in Excel displays the address or name of the active cell or range. It is used to identify and name cells or ranges during a work session, making it the correct answer for the question.

Option Analysis:

Option A: The Active cell is the cell currently selected in the worksheet, but it does not display or name cells.
Option B: The Formula bar is used to enter or edit formulas and cell contents, not to display or name cells.
Option C: The Menu bar contains commands and options for various Excel functions, not for naming cells.
Option D: The Name box displays the address or name of the active cell or range, making it the correct choice for naming cells during a work session.

Mnemonic: Name Box, Not Formula Bar

368. The main directory of the user interface. Desktops usually contain icons that represent links to the hard drive, a network (if there is one), and a trash or recycling can for files to be deleted. It can also display icons of frequently used applications, as requested by the user.

Correct Answer: Correct answer is: (A) Desktop.

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: The desktop is the main directory of the user interface in a computer system. It typically contains icons that represent various system components and applications.

Common Mistakes: Students might confuse the desktop with desktop publishing, which is a different concept related to creating documents and publications.

Explanations: The desktop is the primary interface where users interact with their computer. It includes icons for the hard drive, network, trash, and frequently used applications. This matches the description provided in the question.

Option Analysis:

Option A: Correct. The desktop is the main directory of the user interface and contains icons for various system components and applications.
Option B: Incorrect. Desktop publishing is a different concept related to creating documents and publications, not the main directory of the user interface.
Option C: Incorrect. A spreadsheet is a software application for organizing and analyzing data, not the main directory of the user interface.
Option D: Incorrect. This option is not applicable as the correct answer is provided in the other options.

369. Star Networks

Correct Answer: Correct answer is: (A) Computers are connected to central computer.

Exam Relevance: CCNA, CompTIA Network+, A+ Certification

Difficulty: Easy

Concept notes: In a star network, all computers are connected to a central device, typically a hub or a switch.

Common Mistakes: Students may confuse star networks with ring networks, where computers are connected in a circular fashion.

Explanations: A star network configuration involves each computer being directly connected to a central hub or switch. This central device acts as a mediator for all communications between the computers. This structure ensures that each device has a direct line to the central hub, facilitating efficient data transfer and management.

Option Analysis:

Option A: This is the correct description of a star network. Each computer is connected to a central hub or switch.
Option B: This describes a ring network, where computers are connected in a circular fashion.
Option C: This is too vague and does not specify the central connection point, which is a key feature of a star network.
Option D: This is incorrect as option A is the correct answer.

Mnemonic: Star = Central Hub

370. ..... is the protocol layer that transfers data between adjacent network nodes in a WAN or between nodes on the same LAN

Correct Answer: Correct answer is: (A) Datalink Layer.

Exam Relevance: CCNA, CISSP, CompTIA Network+

Difficulty: Easy

Concept notes: The Datalink Layer is responsible for transferring data between adjacent network nodes in a WAN or between nodes on the same LAN.

Common Mistakes: Students may confuse the Datalink Layer with the Transport Layer, which is responsible for end-to-end communication between applications.

Explanations: The Datalink Layer is part of the OSI model and is responsible for the reliable transfer of data between adjacent network nodes. It handles the physical addressing (MAC addresses), error detection, and flow control. This layer ensures that data is correctly transmitted over the physical medium, making it the correct choice for the given question.

Option Analysis:

Option A: Correct. The Datalink Layer is responsible for transferring data between adjacent network nodes.
Option B: Incorrect. The Session Layer manages sessions between applications and does not handle data transfer between nodes.
Option C: Incorrect. The Presentation Layer is concerned with data representation and encryption, not with data transfer between nodes.
Option D: Incorrect. This option is not applicable as the Datalink Layer is the correct answer.

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3 thoughts on “Information and Communication Technology MCQ - Set 37”

Peter Ross April 8, 2020

The MCQ is quite entertaining and will help in increasing knowledge also.
Reyaz Ahmad khan December 26, 2020

plz help me in regard with current Affairs
Eshita Nandpal April 11, 2021

Plz give make a part of unit wise

3 thoughts on “Information and Communication Technology MCQ - Set 37”

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