Information and Communication Technology MCQ

171. How Long Does Copyright Protection Last?

Correct Answer: Correct answer is: (B) 70 years after the death of the author or artist.

Exam Relevance: Intellectual Property Law Exams, Copyright Law Exams, Legal Studies Exams

Difficulty: Moderate

Concept notes: Copyright protection typically lasts for a set period after the death of the author or artist.

Common Mistakes: Students may mistakenly believe that copyright protection lasts indefinitely or only for the lifetime of the author.

Explanations: Copyright protection is designed to provide a balance between rewarding creators and allowing works to enter the public domain. In many jurisdictions, including the United States, copyright protection lasts for 70 years after the death of the author or artist. This duration ensures that the creator and their heirs benefit from the work for a significant period, but also allows the work to eventually become freely available to the public.

Option Analysis:

Option A: This option is incorrect because copyright protection does not last for the lifetime of the author alone. It extends beyond the author's lifetime.
Option B: This option is correct because it accurately reflects the standard duration of copyright protection in many jurisdictions.
Option C: This option is incorrect because copyright protection does have a defined duration and does not last indefinitely.
Option D: This option is incorrect because one year is far too short for the duration of copyright protection.

172. A sizeable geographical area with communication based on the telephone system is though as

Correct Answer: Correct answer is: (B) Wide area network.

Exam Relevance: Computer Networks, Data Communications, Networking Fundamentals

Difficulty: Moderate

Concept notes: A wide area network (WAN) is a telecommunications network that extends over a large geographical distance. It can be used to connect local area networks (LANs) and other types of networks together.

Common Mistakes: Students may confuse a wide area network with a local area network, which is limited to a smaller geographical area.

Explanations: A wide area network (WAN) is designed to cover a large geographical area, such as a city, country, or even globally. It is used to connect multiple local area networks (LANs) and can support communication based on the telephone system. This makes it the appropriate choice for a sizeable geographical area with communication based on the telephone system.

Option Analysis:

Option A: A local area network (LAN) is limited to a small geographical area, such as a single building or campus, and is not suitable for a large geographical area.
Option B: A wide area network (WAN) is designed to cover a large geographical area and can support communication based on the telephone system, making it the correct choice.
Option C: A modulator-demodulator (modem) is a device that converts digital signals to analog signals and vice versa for transmission over telephone lines, but it does not define a network type.
Option D: This option is incorrect as a WAN is the appropriate choice for the given scenario.

Mnemonic: WAN - Wide Area Network

173. The ..... drive is the same as the CD/DVD drive.

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

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: The optical drive is a type of drive that uses laser technology to read and write data on optical discs such as CDs and DVDs.

Common Mistakes: Students may confuse the optical drive with other types of drives, such as USB drives or hard drives, which do not use laser technology.

Explanations: The optical drive is the same as the CD/DVD drive because both use laser technology to read and write data on optical discs. This technology is specific to optical drives and distinguishes them from other types of storage devices.

Option Analysis:

Option A: Correct. The optical drive is the same as the CD/DVD drive.
Option B: Incorrect. The control drive is not a standard term and does not refer to CD/DVD drives.
Option C: Incorrect. The video drive is not a standard term and does not refer to CD/DVD drives.
Option D: Incorrect. The USB drive is a different type of storage device and does not use laser technology.

174. The most common subtotal used Subtotals command is the.....function, which causes Excel to display a sum each time the corurol field change.

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

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: The Subtotals command in Excel is used to create subtotals for a list of data based on a specific field. The SUM function is the most commonly used function in this context because it provides a quick and easy way to calculate the sum of values in a column each time the control field changes.

Common Mistakes: Students might confuse the Subtotals command with other Excel functions or features, such as the SUM function used independently or the TOTAL function, which does not exist in Excel.

Explanations: The Subtotals command in Excel is designed to automatically insert subtotals into a list of data. The SUM function is the most common choice for this command because it allows users to quickly calculate the sum of values in a column each time the control field changes. This makes it easy to summarize data and analyze it in a structured manner.

Option Analysis:

Option A: Correct. The SUM function is the most commonly used function with the Subtotals command in Excel.
Option B: Incorrect. There is no "TOTAL" function in Excel that is used with the Subtotals command.
Option C: Incorrect. The LIST function does not exist in Excel and is not related to the Subtotals command.
Option D: Incorrect. The correct answer is provided in the options.

175. A family of polynomial block codes designed to correct burst errors is known as

Correct Answer: Correct answer is: (C) Fire Codes.

Exam Relevance: GATE, IEEE, ECE exams

Difficulty: Moderate

Concept notes: Fire codes are a family of polynomial block codes specifically designed to correct burst errors in data transmission.

Common Mistakes: Students may confuse Fire Codes with other types of error-correcting codes, such as Gray Codes or Bar Codes, which do not specifically target burst error correction.

Explanations: Fire codes are a specialized type of error-correcting code designed to handle burst errors, which are errors that occur in clusters rather than randomly. These codes are particularly useful in scenarios where data transmission is prone to burst errors, such as in satellite communications or magnetic storage devices. The design of Fire Codes allows them to efficiently correct these burst errors, ensuring data integrity.

Option Analysis:

Option A: Bar Codes are used for identification and tracking purposes and do not correct errors.
Option B: Gray Codes are used to minimize errors in digital communications but are not designed to correct burst errors.
Option C: Fire Codes are specifically designed to correct burst errors in data transmission.
Option D: Mnemonics Codes are not a recognized type of error-correcting code.

Mnemonic: FIRE: Fixing Intermittent Random Errors

176. Viewing the headers, footers and margins of your document while you are creating it means you are using which view?

Correct Answer: Correct answer is: (C) Print Layout.

Exam Relevance: Microsoft Office Certification, Google Workspace Certification

Difficulty: Easy

Concept notes: The Print Layout view in word processing software allows users to see the document as it will appear when printed, including headers, footers, and margins.

Common Mistakes: Students may confuse Print Layout with Draft view, which does not show headers, footers, or margins.

Explanations: The Print Layout view is designed to provide a visual representation of the document as it will appear when printed. This includes all formatting elements such as headers, footers, and margins. Therefore, when you want to view these elements while creating your document, Print Layout is the appropriate view to use.

Option Analysis:

Option A: Zoom is a feature that allows you to change the magnification level of the document, not a view that shows headers, footers, and margins.
Option B: Draft view is a simplified view that does not display headers, footers, or margins, making it unsuitable for this purpose.
Option C: Print Layout view is the correct choice as it shows the document with all formatting elements, including headers, footers, and margins.
Option D: Read view is a mode for reading the document without any formatting elements, making it unsuitable for viewing headers, footers, and margins.

177. What is an advantage of a CD?

Correct Answer: Correct answer is: (D) Portable, easy to carry around.

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: CDs are small, lightweight, and can be easily transported, making them portable.

Common Mistakes: Students might confuse the portability of CDs with their storage capacity or durability.

Explanations: CDs are designed to be small and lightweight, which makes them easy to carry around. This portability is a significant advantage for users who need to transport digital data or media from one place to another.

Option Analysis:

Option A: CDs can be easily scratched, but this is a disadvantage, not an advantage.
Option B: While CDs do have a storage capacity, it is not as large as modern storage devices like USB drives or hard drives.
Option C: CDs are generally inexpensive, not expensive.
Option D: CDs are small and lightweight, making them portable and easy to carry around.

178. What is the name of the software that allows us to browse through web pages called?

Correct Answer: Correct answer is: (D) Browser.

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Very Easy

Concept notes: A browser is a software application used to access and navigate the internet, allowing users to view web pages.

Common Mistakes: Students may confuse a browser with other internet-related software like email clients or instant messaging applications.

Explanations: The software that allows us to browse through web pages is called a browser. This is the correct term for the application that retrieves and displays web content from the internet.

Option Analysis:

Option A: A mail client is used for sending and receiving emails, not for browsing web pages.
Option B: An FTP client is used for transferring files over the internet, not for browsing web pages.
Option C: A messenger is used for instant messaging and communication, not for browsing web pages.
Option D: A browser is the correct term for the software that allows us to browse through web pages.

179. In MS-Word 'alt + shift + d' does what.....

Correct Answer: Correct answer is: (A) Automatically inserts the date.

Exam Relevance: Microsoft Office Specialist, CompTIA A+, ITIL Foundation

Difficulty: Easy

Concept notes: The shortcut 'alt + shift + d' in MS-Word is used to automatically insert the current date.

Common Mistakes: Students may confuse this shortcut with other date-related shortcuts or think it inserts the day of the week.

Explanations: In MS-Word, the 'alt + shift + d' shortcut is specifically designed to insert the current date at the cursor's location. This is a quick and efficient way to add the date without manually typing it. The shortcut does not insert the day of the week or any other date-related information.

Option Analysis:

Option A: Correct. The shortcut 'alt + shift + d' automatically inserts the current date.
Option B: Incorrect. The shortcut does not insert the day of the week.
Option C: Incorrect. The shortcut only inserts the date, not the day or any other information.
Option D: Incorrect. The shortcut does have a specific function and is not irrelevant.

180. A thread is a..... process.

Correct Answer: Correct answer is: (C) Light Weight.

Exam Relevance: Operating Systems, Computer Architecture, Advanced Programming

Difficulty: Easy

Concept notes: A thread is a lightweight process that shares resources with other threads within the same process.

Common Mistakes: Students may confuse threads with processes, thinking threads are full-fledged processes rather than lightweight entities.

Explanations: Threads are lightweight because they share the same memory space and resources as other threads within the same process. This makes them more efficient in terms of resource usage compared to full processes, which have their own separate memory spaces.

Option Analysis:

Option A: Incorrect, as a thread is not a multiprocess but a lightweight entity within a process.
Option B: Incorrect, as "interthread" is not a recognized term in the context of process management.
Option C: Correct, as threads are lightweight processes that share resources within the same process.
Option D: Incorrect, as the correct answer is provided.

Mnemonic: Think "Thread = Thin," indicating its lightweight nature.

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3 thoughts on “Information and Communication Technology MCQ - Set 18”

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 18”

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