General MCQs

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Q521.Which software is used to detect issues?

Easy
A Application software
B Utility software
C Diagnostic software
D None of these
Other PPSC

Correct Answer: C

Diagnostic software is a specialized tool used to test, detect, and troubleshoot hardware or software malfunctions.

Q522.1 (One) Gigabyte (GB) is equal to _____?

Easy
A 1024 bits
B 1032 megabytes
C 1024 kilobytes
D 1024 megabytes
Other PPSC

Correct Answer: D

By binary definition, 1 Gigabyte (GB) is equal to 1,024 Megabytes (MB). Under the same convention, 1 MB = 1,024 KB.

Q523.What is the maximum number of lines you can set for a drop cap?

Easy
A 5
B 10
C 15
D 20
Other PPSC

Correct Answer: B

Microsoft Word allows a maximum drop cap size of 10 lines. The default setting is 3 lines.

Q524.Dot matrix is a type of ____?

Easy
A Bus
B Disk
C Printer
D Tape
Other PPSC

Correct Answer: C

A Dot Matrix is a traditional impact printer that prints characters using tiny physical pins striking an ink ribbon.

Q525.Regarding a VDU, which statement is more correct?

Easy
A It is a storage device
B It is a peripheral device
C It is a processing device
D None of these
Other PPSC

Correct Answer: B

A VDU (Visual Display Unit/Monitor) is categorized as an output peripheral device.

Q526.An Integrated Circuit (IC) chip is primarily made up of?

Easy
A Copper
B Fiber Glass
C Silicon
D Steel
Other PPSC

Correct Answer: C

An Integrated Circuit (IC) is made using a thin wafer of silicon, which acts as the core semiconductor substrate.

Q527.What is the largest font size available in the font size tool on formatting toolbar?

Easy
A 68
B 72
C 75
D 78
Other PPSC

Correct Answer: B

The default font size dropdown list on the Word formatting toolbar starts at 8 pt and ends at 72 pt (which is equal to 1 inch).

Q528.One Megabyte (MB) is equal to ____?

Easy
A 1024 Bits
B 1024 Bytes
C 1024 Kilobytes
D 1024 Gigabytes
Other PPSC

Correct Answer: C

By binary convention, 1 Megabyte (MB) is equal to 1024 Kilobytes (KB).

Q529.If a question does not provide enough information to determine the answer, which option should be selected?

Easy
A Cannot be determined
B Data inadequate
C Both A and B
D None of these
Other PPSC

Correct Answer: B

In test databases, questions lacking sufficient context to solve are marked as 'Data inadequate'.

Q530.Data transfer between computers is carried out through?

Easy
A Protocol
B Data Bus
C Both A and B
D None of these
Other PPSC

Correct Answer: C

Data transfer relies on hardware communication pathways (Data Bus) and standardized rules of communication (Protocol).

Q531.The EDX (Extended Data) register consists of how many bytes?

Easy
A 2 bytes
B 4 bytes
C 8 bytes
D 16 bytes
Other PPSC

Correct Answer: B

The x86 extended registers (like EAX, EBX, ECX, EDX) are 32-bit registers, which is equivalent to 4 bytes.

Q532.Which topology uses token passing for communication?

Easy
A Star Topology
B Bus Topology
C Ring Topology
D Mesh Topology
Other PPSC

Correct Answer: C

Ring Topology uses token-passing methods to manage communication, where a token circulates around a physical or logical ring of devices.

Q533.Component testing is also known as?

Easy
A Integration Testing
B Unit Testing
C System Testing
D Acceptance Testing
Other PPSC

Correct Answer: B

Component Testing, also called Unit Testing, is the process of testing individual units or modules of software to verify correctness.

Q534.What type of communication is used between a computer and a printer?

Easy
A Half-Duplex
B Full-Duplex
C Simplex
D Multiplex
Other PPSC

Correct Answer: C

Communication from a computer to a traditional printer is Simplex (one-way only), as data flows solely to the printer with no backward channel.

Q535.An entity is anything about which we store data. This statement is

Easy
A True
B False
C Partially True
D None of these
Other PPSC

Correct Answer: A

In relational database design, an entity is any real-world object (person, place, or thing) about which data is captured and stored.

Q536.The statement A += B is equivalent to

Easy
A A = B + B
B A = A + B
C A = A - B
D A = B - A
Other PPSC

Correct Answer: B

The '+=' operator is a compound assignment operator. The expression A += B evaluates to A = A + B.

Q537.Which function is used to close a file in C?

Easy
A open()
B close()
C fclose()
D endfile()
Other PPSC

Correct Answer: C

fclose() is the standard C library function used to flush file buffers and close an open file stream safely.

Q538.A void function in C generally

Easy
A Returns an integer
B Returns a string
C Returns no value
D Returns a Boolean value
Other PPSC

Correct Answer: C

A function declared with a 'void' return type in C does not return any value back to the caller.

Q539.How can you show hidden files and folders in Windows?

Easy
A View tab → Show
B Control Panel
C Restart the computer
D None of these
Other PPSC

Correct Answer: A

Hidden files can be shown by going to File Explorer, opening the 'View' menu, choosing 'Show', and checking 'Hidden items'.

Q540.Which feature in the Home tab is used to add bullets and numbering?

Easy
A Clipboard
B Font
C Paragraph
D None of these
Other PPSC

Correct Answer: C

Bullets and Numbering options are located in the Paragraph group of the Home ribbon in MS Word.