Overview | MCQs

Explanation

 A computer system consists of a:

computer case,

a power supply unit,

a motherboard,

a central processing unit ,

main memory,

and a hard disk drive.

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while:

Input devices include :

a keyboard,

mouse,

microphone,

video camera,

and image scanner.

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Output devices include:

a monitor,

speakers,

and a printer.

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VU FIA CONSTABLE PAPER 2021

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RY 16-01-2023

ND11-4-2023

Explanation

A metropolitan area network (MAN) 

It's a computer network that connects computers within a metropolitan area

A MAN is larger than a local area network (LAN) but smaller than a wide area network (WAN).

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Explanation

·         As of January 2019, the list totals 790 projects

·         OBOR stand for One Belt One Road

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·         What Is One Belt One Road (OBOR)?

·         OBOR, the brainchild of Chinese President Xi Jinping, is an ambitious economic development and commercial project spread across the continents of Asia, Africa, and Europe.

·         Dubbed as the “Project of the Century” by the Chinese authorities, OBOR spans about 78 countries.

Explanation

In Microsoft Excel 2007, each worksheet contains:

• Columns: 16,384, labeled from A to XFD.

• Rows: 1,048,576.

Explanation

Bluetooth is a short-range wireless technology.

It allows devices to communicate with each other over short distances, usually up to 10 meters.

It uses low-power radio waves to transmit data and voice between devices.

Bluetooth was created by Ericsson, a telecom company, in 1994.

Explanation

Explanation

Email, or electronic mail, is a way to send messages from one or more users to one or more recipients using the internet:

• Text, pictures, and files: You can send text, pictures, and files to one or more people.
• Notifications and reminders: You can send emails to notify or remind people.
• Marketing: Companies can use email to market their products and remind customers to make a purchase.

Explanation

Email, or electronic mail, is a way to send messages from one or more users to one or more recipients using the internet:

• Text, pictures, and files: You can send text, pictures, and files to one or more people.
• Notifications and reminders: You can send emails to notify or remind people.
• Marketing: Companies can use email to market their products and remind customers to make a purchase.

Explanation

Procedural languages are also known as third-generation languages (3GLs).

Examples of third-generation languages include C, C++, Java, FORTRAN, and PASCAL.

Explanation

Logic gates are the fundamental building blocks of digital systems.

The AND, OR, and NOT gates are the most fundamental logic gates.

The NAND and NOR gates are called universal gates because they can be combined to produce OR, AND, and NOT gates.