R4RIN – MCQs, Mock Tests | UPSC,PCS,CDS,NDA Computer Awareness MCQ Competitive Exam

The _____ manual tells you how to use a software program.

1. documentation
2. programming
3. technical
4. user

✅ Correct Answer: 1

Which of the following is NOT a type of broadband Internet connection?

1. Cable
2. DSL
3. Dial-up
4. Satellite

✅ Correct Answer: 3

Software; such as viruses; worms and Trojan horses; that has a malicious intent; is known as:

1. spyware
2. adware
3. spam
4. malware

✅ Correct Answer: 4

Making a field ______ me Ans: that it cannot be left blank.

1. numeric
2. required
3. calculated
4. validated

✅ Correct Answer: 2

______ is the process of finding errors in software code.

1. Debugging
2. Compiling
3. Testing
4. Running

✅ Correct Answer: 1

______ are viruses that are triggered by the passage of time or on a certain date.

1. Boot-sector viruses
2. Macro viruses
3. Time bombs
4. Worms

✅ Correct Answer: 3

Linux is a (n) ____________ operating system.

1. open-source
2. Microsoft
3. Windows
4. Mac

✅ Correct Answer: 1

What is a backup?

1. Restoring the information backup
2. An exact copy of a system’s information
3. The ability to get a system up and running in the event of a system crash or failure
4. All of these

✅ Correct Answer: 4

Which of the following places the common data elements in order from smallest to largest

1. character; file; record; field; database
2. character; record; field; database; file
3. character; field; record; file; database
4. Bit; byte; character; record; field; file; database

✅ Correct Answer: 3

The internet is ......

1. a large network of networks
2. an internal communication system for a business
3. a communication system for the Indian government
4. All of these

✅ Correct Answer: 4

______ are lists of commands that appear on the screen.

1. GUIs
2. Icons
3. Menus
4. Windows

✅ Correct Answer: 3

Which of the following statements is FALSE concerning file names?

1. Files may share the same name or the same extension but not both
2. Every file in the same folder must have a unique name
3. File extension is another name for file type
4. The file extension comes before the dot (.) followed by the file name

✅ Correct Answer: 4

Verification of a login name and password is known as:

1. configuration
2. accessibility
3. authentication
4. logging in

✅ Correct Answer: 3

Which of the following would most likely NOT be a symptom of a virus?

1. Existing program files and icons disappear.
2. The CD-ROM stops functioning.
3. The Web browser opens to an unusual home page.
4. Odd messages or images are displayed on the screen

✅ Correct Answer: 2

If a word is typed that is not in Word’s dictionary; a ____________ wavy underline appears below the word

1. red
2. green
3. blue
4. black

✅ Correct Answer: 1

The ____________ button on the quick access Toolbar allows you to cancel your recent commands or actions.

1. Search
2. Cut
3. Document
4. Undo

✅ Correct Answer: 4

In Excel; any set of characters containing a letter ; hyphen; or space is considered—

1. a formula
2. text
3. a name
4. a title

✅ Correct Answer: 2

____Software allows users to perform calculations on rows and columns of data.

1. Word processing
2. Presentation graphics
3. Database Management Systems
4. Electronic Spreadsheet

✅ Correct Answer: 3

A ____________represent approximately one billion memory locations.

1. kilobyte
2. megabyte
3. gigabyte
4. terabyte

✅ Correct Answer: 3

______cells involves creating a single cell by combining two or more selected cells.

1. Formatting
2. Merging
3. Embedding
4. Splitting

✅ Correct Answer: 2

The operating system is the most common type of ____________ software.

1. communication
2. application
3. system
4. word-processing

✅ Correct Answer: 3

When you quickly press and release the left mouse button twice ; you are—

1. Primary-clicking
2. pointing
3. Double-clicking
4. Secondary-clicking

✅ Correct Answer: 3

The horizontal and vertical lines on a worksheet are called—

1. cells
2. sheets
3. block lines
4. gridlines

✅ Correct Answer: 4

To delete an incorrect character in a document; ____________ to erase to the right of the insertion point.

1. press the left mouse key
2. double-click the right mouse key
3. press the BACKSPACE key
4. press the delete key

✅ Correct Answer: 4

The operating system does all of the following EXCEPT:

1. provide a way for the user to interact with the computer.
2. manage the central processing unit (CPU).
3. manage memory and storage.
4. enable users to perform a specific task such as document editing.

✅ Correct Answer: 4

During the boot process; the ____________ looks for the system files.

1. CD
2. BIOS
3. CPU
4. DVD

✅ Correct Answer: 2

____ are lists of commands that appear on the screen.

1. GUIs
2. Icons
3. Menus
4. Windows

✅ Correct Answer: 3

____ is the ability of an operating system to control the activities of multiple programs at the same time.

1. Multitasking
2. Streamlining
3. Multiuser
4. Simulcasting

✅ Correct Answer: 1

The unique signal; generated by a device; that tells the operating system that it is in need of immediate attention is called an:

1. action
2. event
3. interrupt
4. activity

✅ Correct Answer: 3

The operating system controls access to the processor by assigning a (n) ____________ to each task requiring the processor’s attention

1. CPU
2. slice of time
3. stack
4. event

✅ Correct Answer: 2

The blocks of code; included in the operating system; that software applications interact with are known as:

1. application programming interfaces (APIs)
2. complimentary metal-oxide conductors (CMOS)
3. device drivers
4. bootstrap loaders

✅ Correct Answer: 1

MS-DOS is a ____________ operating system.

1. point-and-click
2. user-friendly
3. command-driven
4. Mac

✅ Correct Answer: 3

An interrupt handler is a (n):

1. location in memory that keeps track of recently generated interrupts
2. peripheral device
3. utility program
4. special numeric code that indicates the priority of a request

✅ Correct Answer: 4

A spooler is a (n):

1. location in memory that maintains the contents of a document until it prints out
2. print job
3. program that coordinates the print jobs that are waiting to print
4. message sent from the printer to the operating system when a print job is completed

✅ Correct Answer: 3

Virtual memory is typically located:

1. on a floppy disk
2. in the CPU
3. in a flash card
4. on the hard drive

✅ Correct Answer: 4

The purpose of a swap (or page) file is to:

1. maintain pages of documents that are being spooled to the printer.
2. hold a program’s data or instructions in virtual memory when it can’t fit in RAM.
3. prevent thrashing in a multitasking environment.
4. allow multiple print jobs to print their pages out simultaneously.

✅ Correct Answer: 2

The definition of thrashing is:

1. swapping data between virtual memory and RAM too frequently
2. insufficient hard disk space
3. too many processors being managed by the operating system
4. inaccurate information stored in the registry

✅ Correct Answer: 1

All of the following are TRUE of Safe Mode EXCEPT:

1. Safe Mode is a special diagnostic mode.
2. Safe Mode loads all nonessential icons
3. Safe Mode allows users to troubleshoot errors
4. Safe Mode loads only the most essential devices

✅ Correct Answer: 2

The combination of the operating system and the processor is referred to as the computer’s:

1. CPU
2. platform
3. BIOS
4. CMOS

✅ Correct Answer: 2

The following message generally means:

1. a no system floppy has been left in the floppy disk drive.
2. the CD drive is not functioning.
3. the BIOS is corrupted
4. there is a problem loading a device

✅ Correct Answer: 1

Which of the following is the correct sequence of actions that takes place during the bootup process?

1. Load operating system ? Activate BIOS ? Perform POST ? Check configuration settings
2. Activate BIOS ? Perform POST ? Load operating system ? Check configuration settings
3. Perform POST ? Load operating system ? Activate BIOS ? Check configuration settings
4. Activate BIOS ? Check configuration settings ? Perform POST ? Load operating system

✅ Correct Answer: 2

All of the following are steps involved in the boot process EXCEPT:

1. load the operating system into RAM.
2. the power-on self-test
3. activate the basic input/output system (BIOS)
4. load application programs

✅ Correct Answer: 5

The ____________; stored on a ROM chip; is responsible for loading the operating system from its permanent location on the hard drive into RAM.

1. BIOS
2. API
3. device driver
4. supervisor program

✅ Correct Answer: 1

The basic input/output system (BIOS) is stored in:

1. RAM
2. ROM
3. the CPU
4. the hard drive

✅ Correct Answer: 2

Ensuring that the essential peripheral devices are attached and operational is the ____________ process.

1. configuration
2. CMOS
3. POST
4. ROM

✅ Correct Answer: 3

The memory resident portion of the operating system is called the—

1. registry
2. API
3. CMOS
4. kernel

✅ Correct Answer: 4

Which of the following does NOT occur during the power-on self-test (POST)?

1. The Scandisk utility begins to run
2. The video card and video memory are tested
3. The BIOS identification process occurs
4. Memory chips are checked to ensure they are working properly

✅ Correct Answer: 1

All of the following are TRUE regarding virtual memory EXCEPT—

1. any amount of RAM can be allocated to virtual memory
2. the setting for the amount of hard drive space to allocate to virtual memory can be manually changed
3. this temporary storage is called the swap file (or page file)
4. virtual memory is physical space on the hard drive

✅ Correct Answer: 1

The operating system allows users to organize the computer’s contents in a hierarchical structure of directories that include all of the following EXCEPT:

1. files
2. folders
3. drives
4. systems

✅ Correct Answer: 4

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Computer Awareness MCQ Competitive Exam - Sample Test 6