Computer — All MCQs

4795 questions available

Showing 3481–3500 of 4795

Q3481.Ctrl + D is used in Powerpoint for _____?

Easy
A Duplicate
B Paste
C Copy
D Save
MS PowerPoint Shortcut Keys PPSC

Correct Answer: A

Ctrl + D is the default PowerPoint keyboard shortcut used to duplicate the currently selected slide or shape.

Q3482.How to create a new presentation in PowerPoint?

Easy
A Ctrl+ M
B Ctrl+ U
C Ctrl+ S
D Ctrl+ N
MS PowerPoint Shortcut Keys PPSC

Correct Answer: D

Ctrl + N opens a new blank presentation document in PowerPoint, while Ctrl + M is used to insert a new slide into an existing presentation.

Q3483.Name the Desktop database application that is part of MS Office suit.

Easy
A MS Access
B MS PowerPoint
C MS Excel
D None of the above
Computer Terminology PPSC

Correct Answer: A

Microsoft Access is the desktop relational database management application (RDBMS) bundled in Microsoft Office suites.

Q3484.In Word, the default alignment for paragraphs is_________?

Easy
A left-aligned, or flush margins at the left edge and uneven edges at the right edge
B justified, or flush margins at both the left and right edges
C centered, or equidistant from both the left edge and the right edge
D right-aligned, or flush margins at the right edge and uneven edges at the left edge
Computer Basics PPSC

Correct Answer: A

By default, Microsoft Word applies left-alignment (flush left margin with a ragged right margin) to newly typed paragraphs.

Q3485.Who invented Integrated Circuit (IC)?

Easy
A Jack Kilby
B Bill Gates
C Semen Korsakov
D Herman Hollerith
Computer History PPSC

Correct Answer: A

Jack Kilby of Texas Instruments (along with Robert Noyce of Fairchild Semiconductor) invented the first integrated circuit chip in 1958.

Q3486.Which of following is the maximum file size That can be attached to an email message In gmail?

Easy
A 25 MB
B 100 MB
C 20 MB
D 40 MB
Internet Services & Communication PPSC

Correct Answer: A

Google Mail (Gmail) allows attaching files up to a maximum size limit of exactly 25 Megabytes (MB) per email message.

Q3487.Which of the following option is MOST serious threat to Computer security?

Easy
A Viruses
B Trojan horse
C Trap door
D None of these
Computer Security PPSC

Correct Answer: C

A Trap Door (or backdoor) represents an extremely dangerous threat because it provides unauthorized bypass of normal authentication without user awareness.

Q3488.If a person deliberately damages data or deletes data from a computer, then this is called ______?

Easy
A Data loss
B Sabotage
C Hard drive crash
D None of these
Computer Basics PPSC

Correct Answer: B

Sabotage refers to the intentional, malicious destruction, damage, or deletion of computer data, hardware, or network services.

Q3489.Data is transferred from one place to another through ______?

Easy
A Transmission media
B Mouse
C Storage device
D None of these
Computer Basics PPSC

Correct Answer: A

Transmission media (cables, optical fibers, or wireless radio frequencies) provides the physical pathway to transfer data across systems.

Q3490.Java applets are developed in ______?

Easy
A Java language
B C language
C C++ language
D None of these
Computer Terminology PPSC

Correct Answer: A

Java applets are small, interactive application programs designed to run in web browsers, developed natively in the Java programming language.

Q3491.A quantity whose value may change during execution of the program is called a _____?

Easy
A Variable
B Header
C Constant
D None of these
Computer Terminology PPSC

Correct Answer: A

A variable is a named memory location in programming that can store data whose value is modified or changed during program execution.

Q3492.The operating system UNIX was written in _____?

Easy
A C
B C++
C JAVA
D None of these
Computer Terminology PPSC

Correct Answer: A

While originally written in Assembly, Ken Thompson and Dennis Ritchie famously rewrote the UNIX operating system kernel in the C language in 1973.

Q3493.C language was developed by Dennis M. Ritchie in _____?

Easy
A 1972
B 1971
C 1973
D None of these
Computer Networks PPSC

Correct Answer: A

Dennis Ritchie invented the C programming language in 1972 at AT&T Bell Laboratories to assist in rewriting the UNIX operating system.

Q3494.Assembly language is one step higher than _____?

Easy
A High level language
B Procedural language
C Machine language
D None of these
Computer Networks PPSC

Correct Answer: C

Assembly language is a low-level programming language that is exactly one conceptual step above raw binary machine language.

Q3495.Physical addressing is the responsibility of _____ layer.

Easy
A Session
B Physical
C Data link
D None of these
General MCQs PPSC

Correct Answer: C

The Data Link layer is responsible for node-to-node physical addressing, utilizing hardware MAC addresses.

Q3496.A set of _____ used to write a computer program.

Easy
A Codes
B Symbols
C Words
D None of these
Computer Basics PPSC

Correct Answer: A

A computer program consists of a structured set of instructions, collectively referred to as codes, written using programming languages.

Q3497.Which describes meaning to statement of a programming language?

Easy
A Semantic
B Syntax
C Compiler
D None of these
Computer Terminology PPSC

Correct Answer: A

Semantics defines the actual meaning or logic of syntactically correct statements in a programming language.

Q3498.The selection tools are used to crop/cut an area from a shape or a/an _____?

Easy
A Screen
B Image
C Text
D None of these
Computer Basics PPSC

Correct Answer: B

In graphic editing software, selection tools isolate parts of an image or shape so they can be cut, cropped, or formatted independently.

Q3499.Which modules is not part of C programming?

Easy
A Editor
B Linker
C Converter
D Compiler
Computer Basics PPSC

Correct Answer: C

A converter is not a standard program compilation component; C relies on an Editor (writing), Compiler (object generation), and Linker (executable generation).

Q3500.Folders are like _____ in which you can place files/folders.

Easy
A Notebooks
B Envelopes
C Files
D None of these
General MCQs PPSC

Correct Answer: B

Folders function as digital envelopes used to house, organize, and group files and other sub-folders.