Information and Communication Technology MCQ

1011. The shortcut key to repeat last action in MS-Excel?

Correct Answer: Correct answer is: (C) F4.

Exam Relevance: CAT, GRE, GMAT, Microsoft Office Specialist

Difficulty: Very Easy

Concept notes: In Microsoft Excel, the F4 key is used to repeat the last action performed.

Common Mistakes: Students often confuse the F4 key with other function keys, such as F2 for editing a cell or F7 for spell check.

Explanations: The F4 key in Excel is specifically designed to repeat the last action. This is useful for quickly applying the same action multiple times without having to reselect the command or tool. For example, if you have just applied a formatting change, pressing F4 will apply the same formatting to the next selected cell or range.

Option Analysis:

Option A: F2 is used to edit the content of a cell, not to repeat actions.
Option B: F7 is used for spell check, not to repeat actions.
Option C: F4 is the correct key to repeat the last action in Excel.
Option D: Not all the above options are correct; only F4 is the correct key for repeating actions.

Mnemonic: F4 for Repeat, like a song on loop.

1012. In terms of network what is meaning of SAP?

Correct Answer: Correct answer is: (A) Service Access Point.

Exam Relevance: CCNA, CISSP, CompTIA Network+

Difficulty: Easy

Concept notes: In networking, SAP stands for Service Access Point, which is a specific point in a network where services are accessed.

Common Mistakes: Students may confuse SAP with other acronyms or terms that have similar meanings in different contexts.

Explanations: SAP in networking refers to a specific point where services are accessed. This is a well-established term in network architecture and protocols, making it the correct answer.

Option Analysis:

Option A: Correct. SAP stands for Service Access Point in networking.
Option B: Incorrect. "Service At Point" is not a recognized term in networking.
Option C: Incorrect. "Service Access Permission" is not a recognized term in networking.
Option D: Incorrect. "Service At Permission" is not a recognized term in networking.

1013. Which type of software allows the user to perform tasks?

Correct Answer: Correct answer is: (B) Application Software.

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: Application software is designed to perform specific tasks for end-users, such as word processing, gaming, or financial management.

Common Mistakes: Students may confuse system software with application software, as both are types of software, but they serve different purposes.

Explanations: Application software is specifically designed to allow users to perform tasks and complete work. Examples include word processors, spreadsheets, and media players. System software, on the other hand, manages computer hardware and provides a platform for application software to run on.

Option Analysis:

Option A: System software manages computer hardware and provides basic functionalities, not specific user tasks.
Option B: Application software is designed to perform specific tasks for the user, making it the correct choice.
Option C: This option is incorrect because only application software performs specific user tasks.
Option D: This option is incorrect because application software does perform tasks for the user.

1014. Trying to access data by going through lists of possible passwords is called.....

Correct Answer: Correct answer is: (A) A Brute Force attack.

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: A brute force attack involves systematically checking all possible passwords until the correct one is found.

Common Mistakes: Students may confuse brute force attacks with other types of attacks like phishing, which involves tricking individuals into revealing their passwords.

Explanations: A brute force attack is a method of breaking into a system by trying every possible password until the correct one is found. This process involves going through a list of possible passwords, which matches the description given in the question.

Option Analysis:

Option A: Correct. A brute force attack involves systematically trying all possible passwords.
Option B: Incorrect. Phishing involves tricking individuals into revealing their passwords, not trying all possible passwords.
Option C: Incorrect. Blagging involves social engineering to obtain information, not trying all possible passwords.
Option D: Incorrect. A DOS attack aims to overwhelm a system with traffic, not to guess passwords.

1015. A..... represent approximately one billion memory locations.

Correct Answer: Correct answer is: (C) Gigabyte.

Exam Relevance: Computer Science Exams, IT Certification Exams

Difficulty: Moderate

Concept notes: A gigabyte represents approximately one billion bytes of data, which can be used to measure memory locations.

Common Mistakes: Students may confuse the prefixes kilo, mega, giga, and tera, leading to incorrect estimations of memory sizes.

Explanations: A gigabyte (GB) is a unit of digital information that is equal to 1,000,000,000 bytes or approximately one billion bytes. This makes it suitable for representing a large number of memory locations, such as in the context of computer memory or storage capacity.

Option Analysis:

Option A: A kilobyte (KB) is much smaller, representing only 1,024 bytes, which is far too small to represent one billion memory locations.
Option B: A megabyte (MB) is larger than a kilobyte but still much smaller, representing 1,048,576 bytes, which is insufficient to represent one billion memory locations.
Option C: A gigabyte (GB) is the correct unit, representing approximately one billion bytes, which aligns with the question's requirement.
Option D: A terabyte (TB) is much larger, representing 1,000,000,000,000 bytes or one trillion bytes, which is more than necessary for representing one billion memory locations.

Mnemonic: Giga for Gigantic, think of a billion.

1016. Which of the following is Not a characteristic of E-mail?

Correct Answer: Correct answer is: (B) Record maintenance in database.

Exam Relevance: GRE, GMAT, CAT, Competitive IT exams

Difficulty: Easy

Concept notes: E-mail is characterized by its low cost, high speed, and ability to reduce waste. However, record maintenance in a database is not a primary characteristic of e-mail.

Common Mistakes: Students may confuse the administrative functions of e-mail systems with the inherent characteristics of e-mail itself.

Explanations: E-mail is primarily known for its low cost, high speed, and ability to reduce paper waste. While some e-mail systems may include features for record maintenance, this is not a core characteristic of e-mail. E-mail is fundamentally a method of communication, not a database management tool.

Option Analysis:

Option A: E-mail is indeed low cost, as it typically does not require significant financial expenditure beyond internet access.
Option B: Record maintenance in a database is not a characteristic of e-mail, as e-mail is primarily a communication tool.
Option C: E-mail is known for its high speed, as messages can be sent and received almost instantaneously.
Option D: E-mail reduces waste by minimizing the need for paper-based communication.

1017. What is Windows XP?

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

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: Windows XP is an operating system developed by Microsoft.

Common Mistakes: Students may confuse Windows XP with hardware components like storage devices, processors, or output devices.

Explanations: Windows XP is an operating system because it manages computer hardware and software resources, providing common services for computer programs. It is not a storage device, processor, or output device, which are hardware components.

Option Analysis:

Option A: Correct. Windows XP is an operating system.
Option B: Incorrect. Storage devices include hard drives and USB drives, not operating systems.
Option C: Incorrect. Processors are hardware components that perform computations, not operating systems.
Option D: Incorrect. Output devices include monitors and printers, not operating systems.

Mnemonic: WXP = Windows XP = OS

1018. A network of computers is?

Correct Answer: Correct answer is: (C) Computers connected via network infrastructure.

Exam Relevance: AP Computer Science Principles, CompTIA Network+, CCNA

Difficulty: Easy

Concept notes: A network of computers refers to a system where multiple computers are interconnected and can communicate with each other.

Common Mistakes: Students may confuse the term "network of computers" with specific types of networks like WAN, WLAN, or LAN, which are subsets of the broader concept of a network.

Explanations: A network of computers is defined as a collection of computers that are connected through network infrastructure, allowing them to share resources and communicate. This definition encompasses various types of networks, including LANs, WANs, and WLANs, but the core concept is the interconnection of computers via network infrastructure.

Option Analysis:

Option A: WAN (Wide Area Network) is a specific type of network that covers a large geographical area, but it does not define the general concept of a network of computers.
Option B: WLAN (Wireless Local Area Network) is a type of network that uses wireless technology, but it is not the general definition of a network of computers.
Option C: Computers connected via network infrastructure is the correct definition of a network of computers, as it describes the fundamental concept of interconnecting multiple computers.
Option D: LAN (Local Area Network) is a specific type of network that covers a small geographical area, but it does not define the general concept of a network of computers.

1019. In Microsoft PowerPoint the term used when you press and hold the left mouse key and more the mouse around the slide

Correct Answer: Correct answer is: (B) Dragging.

Exam Relevance: Microsoft Office Specialist, CompTIA A+, High School Computer Science Exams

Difficulty: Easy

Concept notes: Dragging refers to the action of pressing and holding the left mouse button while moving the mouse to select or move objects on a slide.

Common Mistakes: Students may confuse dragging with selecting, as both involve the mouse, but selecting typically involves a single click rather than movement.

Explanations: Dragging is the term used when you press and hold the left mouse button and move the mouse around the slide. This action is commonly used to move objects or to select a region on the slide. The term "dragging" specifically refers to the act of moving the mouse while the button is held down, which is different from simply clicking or highlighting.

Option Analysis:

Option A: Highlighting typically refers to selecting text or objects to emphasize them, not moving the mouse around the slide.
Option B: Dragging is the correct term for pressing and holding the left mouse button while moving the mouse around the slide.
Option C: Selecting usually involves clicking to choose an object or text, not moving the mouse while holding the button.
Option D: Moving refers to the action of relocating an object, but it does not specifically describe the mouse action of pressing and holding the button while moving.

Mnemonic: Drag and Hold, Move and Go

1020. What is the name of the printer which prints all the A's in a line before all the B's?

Correct Answer: Correct answer is: (C) Line printer.

Exam Relevance: Computer Science, Information Technology, Engineering

Difficulty: Easy

Concept notes: A line printer is a type of printer that prints an entire line of text at once, typically in a single pass. This makes it suitable for printing large volumes of text quickly, such as in a batch processing environment.

Common Mistakes: Students may confuse line printers with other types of printers, such as ink-jet or laser printers, which print characters one at a time.

Explanations: A line printer prints an entire line of text at once, which means it can print all the A's in a line before moving on to print all the B's. This characteristic makes it distinct from other types of printers that print characters individually.

Option Analysis:

Option A: Thermal printers print by heating thermal paper, which is not relevant to the requirement of printing all A's before B's.
Option B: Electrostatic printers use toner and a laser to print, which does not align with the requirement of printing a full line at once.
Option C: Line printers print an entire line at once, fitting the requirement of printing all A's before B's.
Option D: Ink-jet printers print by spraying ink droplets, which does not align with the requirement of printing a full line at once.

Mnemonic: Line printer: "Line at once, not one by one."

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3 thoughts on “Information and Communication Technology MCQ - Set 102”

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 102”

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