Information and Communication Technology MCQ

561. In Excel you can use the format painter multiple times before you turn it off by

Correct Answer: Correct answer is: (B) Double clicking the format painter button.

Exam Relevance: Microsoft Office Specialist, Excel certification exams

Difficulty: Easy

Concept notes: The format painter in Excel allows users to copy formatting from one cell and apply it to another. Double-clicking the format painter button enables the user to apply the formatting multiple times without having to click the button again.

Common Mistakes: Students often mistakenly believe that clicking the format painter button once allows for multiple uses without needing to click it again.

Explanations: Double-clicking the format painter button in Excel allows the user to apply the copied formatting to multiple cells or ranges without needing to click the button again. This feature is useful for quickly applying the same formatting to several different areas in a worksheet.

Option Analysis:

Option A: This option is incorrect because clicking the format painter button once only allows for one use before it needs to be clicked again.
Option B: This option is correct because double-clicking the format painter button enables multiple uses of the format painter without needing to click it again.
Option C: This option is incorrect because pressing the Ctrl key and clicking the format painter button does not enable multiple uses of the format painter.
Option D: This option is incorrect because pressing the Alt key and clicking the format painter button does not enable multiple uses of the format painter.

Mnemonic: Double-click, paint many.

562. Visible or audible results of data processing

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

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: Output refers to the visible or audible results produced by a computer after processing data.

Common Mistakes: Students may confuse output with input, which is the data provided to the computer for processing.

Explanations: Output is the result of data processing that can be seen or heard, such as text on a screen or sound from speakers. This aligns with the description of visible or audible results of data processing.

Option Analysis:

Option A: Input refers to the data provided to the computer for processing, not the results.
Option B: Output is the correct term for the visible or audible results of data processing.
Option C: Processing refers to the operations performed on the data, not the results.
Option D: Storage refers to where data is kept, not the results of processing.

563. The computer where monitor, keyboard, pointing device, processor unit and battery unit are combined in a single device.

Correct Answer: Correct answer is: (A) Laptop Computer.

Exam Relevance: SAT, ACT, AP Computer Science Principles

Difficulty: Easy

Concept notes: A laptop computer is a portable device that combines a monitor, keyboard, pointing device, processor unit, and battery unit into a single, compact unit.

Common Mistakes: Students may confuse a laptop with a desktop computer, which is not portable and does not integrate all components into a single device.

Explanations: A laptop computer integrates all necessary components, including the monitor, keyboard, pointing device, processor unit, and battery, into a single, portable device. This makes it distinct from other options like Night Vision Enhancement (NVE), Virtual Reality, and 3-D and holographic imaging, which do not describe a portable computing device.

Option Analysis:

Option A: Correct. A laptop computer combines all the mentioned components into a single, portable device.
Option B: Incorrect. Night Vision Enhancement (NVE) is a technology used to see in low-light conditions and is not a computing device.
Option C: Incorrect. Virtual reality is a technology that creates a simulated environment and is not a portable computing device.
Option D: Incorrect. 3-D and holographic imaging are technologies used to create three-dimensional images and are not portable computing devices.

564. Which Indian IT expert started web-based email service HOTMAIL in 1996?

Correct Answer: Correct answer is: (A) Sabeer Bhatia.

Exam Relevance: CAT, GATE, UPSC

Difficulty: Easy

Concept notes: Sabeer Bhatia is known for co-founding Hotmail, a web-based email service, in 1996.

Common Mistakes: Students may confuse Sabeer Bhatia with other Indian IT experts such as Vinod Dham, Ajit Premji, or Narayan Murthy, who are also notable figures in the IT industry.

Explanations: Sabeer Bhatia co-founded Hotmail in 1996 with Jack Smith. Hotmail was one of the first web-based email services, which revolutionized the way people accessed and managed their emails. This makes Sabeer Bhatia the correct answer.

Option Analysis:

Option A: Sabeer Bhatia is correct as he co-founded Hotmail in 1996.
Option B: Vinod Dham is known for his work in semiconductor technology, not for founding Hotmail.
Option C: Ajit Premji is the son of Wipro's founder, but he is not associated with the founding of Hotmail.
Option D: Narayan Murthy is the founder of Infosys, not Hotmail.

Mnemonic: Hotmail's Hero: Sabeer Bhatia

565. In Microsoft Word shortcut DELETE is for

Correct Answer: Correct answer is: (B) Delete something.

Exam Relevance: Computer literacy tests, Microsoft Office certification

Difficulty: Very Easy

Concept notes: The DELETE key in Microsoft Word is used to remove text or objects from the document.

Common Mistakes: Students might confuse the DELETE key with the UNDO function, which is actually performed using the Ctrl+Z shortcut.

Explanations: The DELETE key in Microsoft Word is designed to remove text or objects from the document. When pressed, it deletes the character to the right of the cursor or the selected text. This aligns with the function of deleting something, making option B the correct answer.

Option Analysis:

Option A: The DELETE key does not undo actions; the UNDO function (Ctrl+Z) is used for that purpose.
Option B: The DELETE key removes text or objects from the document, which matches the description of deleting something.
Option C: The DELETE key does not paste anything; the PASTE function (Ctrl+V) is used for that purpose.
Option D: The DELETE key has a specific function, so this option is incorrect.

Mnemonic: DELETE = D for Delete

566. Which one of the following flags does a host set in the TCP segment to gracefully terminate a TCP connection?

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

Exam Relevance: CCNA, CISSP, CompTIA Network+

Difficulty: Easy

Concept notes: The FIN flag is used in TCP to gracefully terminate a connection.

Common Mistakes: Students may confuse the FIN flag with other flags like RST (reset) or URG (urgent), which have different purposes.

Explanations: In TCP, the FIN flag is used to indicate that the sender has no more data to send. This flag is part of the process to gracefully terminate a TCP connection. When a host sends a segment with the FIN flag set, it signals the other end that it has completed sending data and is ready to close the connection. The other end responds with an acknowledgment (ACK) and may also send a FIN if it is ready to close its end of the connection.

Option Analysis:

Option A: END is not a valid TCP flag.
Option B: STOP is not a valid TCP flag.
Option C: TERM is not a valid TCP flag.
Option D: FIN is the correct flag used to gracefully terminate a TCP connection.

Mnemonic: FIN - Final INformation

567. A software used to convert source program instructions to object instruction is known as

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

Exam Relevance: GRE, TOEFL, Programming Fundamentals Exams

Difficulty: Easy

Concept notes: A compiler is a software that translates source code written in a high-level programming language into machine code or object code.

Common Mistakes: Students may confuse a compiler with an interpreter, which executes source code directly without prior translation.

Explanations: A compiler is the correct answer because it converts the entire source program into object code in one go. This object code can then be executed directly by the computer. An assembler, on the other hand, translates assembly language into machine code, and an interpreter executes the source code line by line without creating an intermediate object code.

Option Analysis:

Option A: Correct. A compiler translates the entire source code into object code.
Option B: Incorrect. An assembler translates assembly language into machine code, not high-level language into object code.
Option C: Incorrect. An interpreter executes the source code directly, without creating object code.
Option D: Incorrect. While a language processor is a broad term that can include compilers, it is not specific enough to be the correct answer here.

568. The simplest network consists of

Correct Answer: Correct answer is: (D) A computer connected to another computer.

Exam Relevance: Networking Fundamentals, Computer Science Exams, IT Certification Exams

Difficulty: Easy

Concept notes: A network is defined as a system of interconnected devices that can communicate with each other. The simplest network consists of at least two devices that can exchange data.

Common Mistakes: Students may mistakenly believe that a network requires additional hardware like routers or switches, or that a single device with peripherals constitutes a network.

Explanations: A network requires at least two devices to communicate. A computer connected to a monitor, printer, or keyboard does not form a network because these devices do not exchange data with each other. A computer connected to another computer, however, allows for data exchange and communication, thus forming the simplest network.

Option Analysis:

Option A: A computer connected to a monitor does not form a network as the monitor is a peripheral device and does not exchange data with the computer.
Option B: A computer connected to a printer does not form a network as the printer is a peripheral device and does not exchange data with the computer.
Option C: A computer connected to a keyboard does not form a network as the keyboard is a peripheral device and does not exchange data with the computer.
Option D: A computer connected to another computer forms the simplest network as both computers can exchange data and communicate with each other.

569. Expand WI-Fi

Correct Answer: Correct answer is: (B) Wireless-fidelity.

Exam Relevance: GRE, GMAT, CCNA, CISSP

Difficulty: Very Easy

Concept notes: The term "WI-Fi" is an abbreviation for "Wireless-fidelity."

Common Mistakes: Students may confuse "WI-Fi" with other wireless technologies or terms, such as "Wireless-flow" or "Wide-fidelity."

Explanations: The term "WI-Fi" is a trademarked term that stands for "Wireless-fidelity." It refers to a technology that allows electronic devices to connect to a wireless local area network (WLAN) and exchange data over the internet. The term "Wireless-fidelity" is the correct expansion of "WI-Fi."

Option Analysis:

Option A: Wireless-flow is incorrect as it is not the correct expansion of "WI-Fi."
Option B: Wireless-fidelity is the correct expansion of "WI-Fi."
Option C: Wide-fidelity is incorrect as it is not the correct expansion of "WI-Fi."
Option D: All of these is incorrect because only "Wireless-fidelity" is the correct expansion.

Mnemonic: WFI = Wireless-fidelity

570. Which of the following is not input unit device?

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

Exam Relevance: GRE, GATE, CAT, IT Certification Exams

Difficulty: Easy

Concept notes: Input devices are used to input data into a computer system, while output devices are used to display or print the processed data.

Common Mistakes: Students may confuse input and output devices, mistaking a plotter as an input device because it can produce visual data.

Explanations: A plotter is an output device used to print vector graphics. It is not used to input data into a computer system. Scanners, cameras, and digitizers are all input devices that capture and convert physical or visual information into digital data for the computer to process.

Option Analysis:

Option A: A scanner is an input device that captures images and converts them into digital format.
Option B: A camera is an input device that captures visual information and converts it into digital data.
Option C: A plotter is an output device used to print vector graphics and is not used for input.
Option D: A digitizer is an input device that converts physical drawings or images into digital format.

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3 thoughts on “Information and Communication Technology MCQ - Set 57”

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 57”

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