IBPS PO General Awareness: Computers & IT questions with solutions

Q1. Which feature of MS Office provides convenient access to most commonly used commands?

1. Ribbon
2. Status Bar
3. Quick Access
4. Title Bar

Answer: Quick Access

The Quick Access Toolbar (QAT) in MS Office applications provides convenient access to the most commonly used commands regardless of which tab is active on the Ribbon. It can be customized to add any command.

Q2. Cache and main memory will not be able to hold their contents when the power is switched off. This type of memory is called:

1. Non-volatile
2. Static
3. Volatile
4. Persistent

Answer: Volatile

Volatile memory loses its contents when electrical power is removed. Cache (SRAM) and RAM (DRAM) are both volatile. Non-volatile memory (ROM, Flash, HDD) retains data without power.

Q3. What type of program controls the various computer parts and allows users to interact with the computer?

1. Application software
2. Antivirus
3. Operating system
4. Database

Answer: Operating system

An Operating System (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs. Examples: Windows, macOS, Linux.

Q4. Ransomware is classified as:

1. Spyware
2. Adware
3. Encrypting malware
4. Trojan horse

Answer: Encrypting malware

Ransomware is a type of malicious software that encrypts the victim's data and demands a ransom payment for the decryption key. It is classified as 'encrypting malware' or 'crypto-ransomware'.

Q5. Which keyboard shortcut is used to switch to the next window/worksheet?

1. Ctrl+F5
2. Ctrl+F6
3. Ctrl+F7
4. Ctrl+F8

Answer: Ctrl+F6

Ctrl+F6 is used to switch to the next open workbook/window in applications like Microsoft Excel. Source stores it as 'Ctrl+FF6' (likely a typo for 'Ctrl+F6').

Q6. Specialized programs that help users locate information on the Web are called:

1. Information engines
2. Locator engines
3. Web browsers
4. Search Engine

Answer: Search Engine

Search engines are specialized software tools that crawl, index, and retrieve relevant web pages based on user search queries. Google, Bing, and Yahoo are popular search engines. Web browsers (like Chrome) are separate tools for viewing web pages.

Q7. How many layers are there in the TCP/IP protocol suite?

1. 3
2. 4
3. 5
4. 7

Answer: 5

The TCP/IP model is commonly taught with 5 layers: Physical, Data Link, Network (Internet), Transport, and Application — though a 4-layer version merging Physical and Data Link is also accepted. Source marks 5 layers.

Q8. Which is used to move from one document or page to another on the World Wide Web?

1. URL
2. Bookmark
3. hyperlink
4. Browser

Answer: hyperlink

A hyperlink is a clickable reference in a web document that navigates to another document, page, or location on the web. URLs identify the address; browsers display pages; hyperlinks are the navigation elements.

Q9. Which search engine bots continuously crawl the web to index pages?

1. Crawlers
2. Bots
3. Spiders
4. Agents

Answer: Spiders

Search engine programs that continuously crawl the web to discover and index pages are called 'spiders' (or web crawlers, web robots). Google's crawler is called 'Googlebot'. The term 'spider' comes from the analogy of spinning a web across the internet.

Q10. Firewall is used in communication network/system for protection from?

1. Unauthorized attack
2. Data driven attack
3. Fire attack
4. Virus attack

Answer: Unauthorized attack

A firewall is a network security system that monitors and controls network traffic based on pre-determined security rules. Its primary purpose is to protect against unauthorized access/attacks. It's not specifically for viruses (that's antivirus software).

Q11. EEPROM stands for?

1. Enhanced Erasable Programmable Random Access Memory
2. Extended Electrically Programmed Read Only Memory
3. Electrically Erasable Programmable Read Only Memory
4. Efficiently Erasable Programmable Retention Memory

Answer: Electrically Erasable Programmable Read Only Memory

EEPROM = Electrically Erasable Programmable Read Only Memory. It is a type of non-volatile memory that can be erased and reprogrammed using electrical signals. Common in microcontrollers and BIOS chips.

Q12. When a device goes into passive mode or low power mode, it is called?

1. Power down
2. Standby mode
3. Sleep mode
4. Shutdown

Answer: Sleep mode

Sleep mode is when a device enters a low-power or passive state while keeping the session active in RAM. It allows quick resumption, unlike shutdown (which ends the session) or hibernate (which saves to disk).

Q13. A ______ is used to extend a network without having the signal degrade.

1. Hub
2. Router
3. Repeater
4. Switch

Answer: Repeater

A Repeater is a network device that regenerates and amplifies signals, allowing the network to extend beyond the normal signal range without degradation. It operates at the Physical layer (Layer 1) of OSI model.

Q14. Which protocol is used for sending email?

1. POP3
2. IMAP
3. SMTP
4. FTP

Answer: SMTP

SMTP (Simple Mail Transfer Protocol) is used for sending emails from a client to a mail server, or between mail servers. POP3 and IMAP are used for receiving/retrieving emails.

Q15. Which of the following is an example of Non-Verbal Communication?

1. Written messages
2. Telephone conversations
3. Body Language and Gestures
4. Email

Answer: Body Language and Gestures

Non-verbal communication is communication without spoken or written words. Body language and gestures (nodding, waving, facial expressions) are classic examples. Written messages, telephone conversations, and emails all involve words (verbal/written).

Q16. Which register stores the results produced by the Arithmetic Logic Unit (ALU)?

1. Memory Address Register
2. Program Counter
3. Accumulator
4. Instruction Register

Answer: Accumulator

The Accumulator (ACC) is a special-purpose register in the CPU that holds the intermediate and final results of arithmetic and logical operations performed by the ALU. It is directly connected to the ALU.

Q17. Which of the following statements about RAM is FALSE?

1. The running components of the application software and files are temporarily stored on the RAM for the processor so that they can be accessed while performing the operation.
2. It is one of the primary memories of a computer.
3. RAM means Random Access Memory.
4. Content of RAM is not lost when the computer is turned off.

Answer: Content of RAM is not lost when the computer is turned off.

RAM (Random Access Memory) is volatile memory, meaning all data stored in RAM is lost when the computer is powered off. The statement 'Content of RAM is not lost when the computer is turned off' is therefore FALSE. All other statements about RAM are true.

Q18. What are the options available in the Share ribbon of MS Office?

1. Sorting and arranging contents of the folder
2. Adding additional panels to show a preview of details of the files
3. Verifying/ modifying properties of a document
4. Print and Fax

Answer: Print and Fax

In Windows Explorer's Share ribbon, available options include printing and faxing documents. 'Print and Fax' are document-sharing/sending options available in the Share ribbon.

Q19. Which of the following is NOT a search engine?

1. Excite
2. Facebook messenger
3. Yandex
4. Wolfram alpha

Answer: Facebook messenger

Facebook Messenger is an instant messaging application, not a search engine. Excite (US search engine), Yandex (Russian search engine), and Wolfram Alpha (computational knowledge engine) are all search/query engines.

Q20. In computer parlance, what is the full form of LCD?

1. Liquid Crystal Display.
2. Light Crystal Display.
3. Liquid Colour Display.
4. Light Colour Display.

Answer: Liquid Crystal Display.

LCD stands for Liquid Crystal Display. LCD screens work by using liquid crystals that manipulate light to produce images. They are commonly used in monitors, televisions, calculators, and mobile devices.

Q21. What is BSNL WINGS, launched in August 2018?

1. A satellite internet service
2. A 5G mobile network
3. VOIP-based service
4. A broadband service

Answer: VOIP-based service

BSNL WINGS (Wi-Fi Interworking Next Generation Service) is a VOIP (Voice over Internet Protocol) based service that allows users to make and receive calls using a virtual mobile number over Wi-Fi without a SIM card. It was launched in August 2018.

Q22. Vacuum Tubes were replaced by?

1. Transistors
2. Integrated Circuits
3. VLSI or Microprocessors
4. Bio-chips

Answer: Transistors

Computer generations: 1st gen = Vacuum Tubes; 2nd gen = Transistors (replaced vacuum tubes in ~1956-1963); 3rd gen = Integrated Circuits; 4th gen = VLSI/Microprocessors; 5th gen = AI/Parallel processing.

Q23. In MS-PPT, you can show the shortcut menu during slide show by?

1. Clicking the shortcut button on the formatting toolbar
2. Right-clicking the current slide
3. Clicking an icon on the current slide
4. None of the above

Answer: Right-clicking the current slide

In MS-PowerPoint during a slideshow, right-clicking on the current slide brings up the shortcut menu with options including Pointer Options, Go to Slide, Screen, Help, etc.

Q24. Passage about voice/speaker recognition. What are the benefits mentioned? Which options (b) and (d) are both correct?

1. The substantial amount of data will allow users to obtain authentic results of their search requests.
2. Both (b) and (d)
3. More users will be engaged to contribute to the wealth of data
4. It enhances the capabilities of voice recognition systems to accurately interpret and respond to a wide array of voices and linguistic nuances

Answer: Both (b) and (d)

According to the voice recognition passage, two benefits are: (b) more users contributing to the wealth of data, and (d) enhanced capability to interpret diverse voices and linguistic nuances. Both are correct.

Q25. Set of wires used to transmit signals to control operation of computer units is known as?

1. Address bus
2. Control bus
3. Data bus
4. System bus

Answer: Control bus

Computer buses: Address bus carries memory addresses; Data bus carries actual data; Control bus carries control signals (like read/write, interrupt, clock) that coordinate the operations of CPU and other hardware units. The question describes the control bus.

Q26. Which notation represents a cell range starting in cell B1, column G and selecting row 10 in Excel?

1. B1-G10
2. B1.G10
3. B1;G10
4. B1:G10

Answer: B1:G10

Excel cell ranges use the colon (:) syntax: B1:G10 defines the rectangular range from cell B1 to cell G10. Hyphens, dots, and semicolons are not valid range separators in Excel.

Q27. Which of the following is NOT an example of application software?

1. Word processing
2. Computer graphics
3. DOS
4. Spread Sheet

Answer: DOS

Application software: word processing (MS Word), computer graphics (Photoshop), spreadsheet (MS Excel). DOS (Disk Operating System) is system software — it manages hardware and provides a platform for applications, NOT a user-facing application.

Q28. A ________ is used to connect an adapter to a motherboard; also known as a bus slot providing installation points for hardware.

1. Control Unit
2. Memory Unit
3. Expansion slot
4. Circuit

Answer: Expansion slot

An expansion slot is a socket on a motherboard (bus slot) that allows hardware adapters (graphics cards, sound cards, network cards) to connect to the motherboard. Common types: PCIe, PCI, AGP.