Question 1

Which of the following best describes what 'Bandwidth' means in computer networking?

Accepted Answer

Bandwidth refers to the maximum rate of data transfer across a given path, typically measured in bits per second (bps). It determines how much information can be transmitted over a network connection in a given time period.

Question 2

What does 'URL' stand for in internet terminology?

Accepted Answer

A URL is the web address used to locate and access resources on the internet. It is the standard way to identify the location of web pages, images, and other online content.

Question 3

Which of the following is the correct full form of 'RAM' in computer memory?

Accepted Answer

RAM is a type of computer memory that allows quick read and write access to data. It is volatile, meaning data is lost when power is turned off, unlike permanent storage devices.

Question 4

Which of the following is the correct full form of 'HTTP' used in web addresses?

Accepted Answer

HTTP stands for HyperText Transfer Protocol. It is the foundational protocol used for transferring data across the World Wide Web. HTTPS is the secure version with an added 'S' for Security.

Question 5

What does 'GB' stand for as a unit of digital storage?

Accepted Answer

GB is a standard unit of measurement for digital storage capacity. It represents one billion bytes (in decimal) or 1,073,741,824 bytes (in binary, also called GiB). It is commonly used to measure file sizes, hard drive capacity, and RAM.

Question 6

What is the primary function of a 'firewall' in computer network security?

Accepted Answer

A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. It acts as a barrier between trusted internal networks and untrusted external networks.

Question 7

Which of the following best describes what 'bandwidth' means in computer networks?

Accepted Answer

Bandwidth refers to the maximum rate of data transfer across a network connection. It is measured in bits per second (bps) and determines how much data can be transmitted in a given time period.

Question 8

What does the acronym 'HTTP' stand for in web technology?

Accepted Answer

HTTP is the foundational protocol used for transferring data across the World Wide Web. It defines how messages are formatted and transmitted between web browsers (clients) and web servers.

Question 9

Which of the following is the correct full form of 'RAM' in computer memory?

Accepted Answer

RAM is a type of volatile computer memory that temporarily stores data and programs currently being used by the CPU. It allows fast read and write access but loses all data when power is switched off.

Question 10

What does 'URL' stand for in internet terminology?

Accepted Answer

A URL is the web address used to locate and access resources on the internet. It specifies the location of a resource on a computer network and a mechanism for retrieving it through a web browser.

Question 11

What does the acronym 'HTTP' stand for in web technology?

Accepted Answer

HTTP is the foundational protocol used for transferring data across the World Wide Web. It defines how messages are formatted and transmitted between web browsers (clients) and web servers.

Question 12

What is the full form of 'CPU' in computer systems?

Accepted Answer

The CPU is the primary component of a computer that performs most of the processing operations. It executes instructions from programs and controls the operation of all other components in the computer.

Question 13

What is the maximum size of a standard IPv4 address in terms of bits?

Accepted Answer

An IPv4 (Internet Protocol version 4) address is composed of 32 bits, divided into four octets (8 bits each), typically represented in dotted decimal notation (e.g., 192.168.1.1). This 32-bit structure allows for approximately 4.3 billion unique addresses.

Question 14

What does 'RAM' stand for in computer terminology?

Accepted Answer

RAM stands for Random Access Memory. It is a type of volatile memory used by computers to temporarily store data and programs currently in use. Data in RAM is lost when the computer is powered off.

Question 15

What does the abbreviation 'URL' stand for in the context of the internet?

Accepted Answer

URL stands for Uniform Resource Locator. It is the address used to access resources on the internet, such as web pages, images, or files. For example, 'https://www.google.com' is a URL.

Question 16

What does 'RAM' stand for in computer terminology?

Accepted Answer

RAM (Random Access Memory) is a type of volatile computer memory that allows data to be read and written in any order, regardless of the sequence in which it was stored. It is much faster than permanent storage but loses all data when power is turned off.

Question 17

Which of the following is the correct full form of 'HTTP' used in web addresses?

Accepted Answer

HTTP stands for HyperText Transfer Protocol, which is the foundational protocol used for transferring data across the World Wide Web. It defines how messages are formatted and transmitted between web browsers (clients) and web servers.

Question 18

Which of the following best describes the function of a 'Cache Memory' in a computer system?

Accepted Answer

Cache memory is a small, high-speed memory located between the CPU and main memory (RAM). It stores frequently accessed data and instructions to reduce the time the CPU spends waiting for data from slower main memory, thereby improving overall system performance.

Question 19

What does 'URL' stand for in the context of web browsing?

Accepted Answer

URL stands for Uniform Resource Locator. It is the web address used to identify and locate resources on the internet, such as web pages, images, or files. A typical URL includes the protocol (http/https), domain name, and path to the resource.

Question 20

Which of the following correctly describes what 'Bandwidth' means in the context of internet connectivity?

Accepted Answer

Bandwidth refers to the maximum amount of data that can be transmitted over an internet connection in a given period of time, typically measured in Mbps (megabits per second) or Gbps (gigabits per second). Higher bandwidth allows faster data transfer rates.

AFCAT IT & Computers

IT & Computers — Practice Questions