Explanation

• IP stands for Internet Protocol.
• It is a set of rules used to address and route data between devices on a network.
• Every device on an IP network can be identified using an IP address.

Additional information:

• IPv4: Uses 32-bit addresses.
• IPv6: Uses 128-bit addresses.
• Example of IPv4: 192.168.1.1

Last verified on 27-09-2026

Explanation

• A Cell is the intersection of a row and a column in a spreadsheet such as MS Excel.
• Each cell has a unique cell address, such as A1, B5, or C10.
• Rows are identified by numbers: 1, 2, 3, ...
• Columns are identified by letters: A, B, C, ...
• A cell can contain text, numbers, formulas, or functions.

Last verified on 09-08-2026

Explanation

• Ctrl + X → Cut (remove selected text)

Additional information:

• Ctrl + R → Align text to the right
• Ctrl + E → Center align text
• Ctrl + J → Justify paragraph
• Ctrl + L → Align text to the left
• Ctrl + Q → Remove paragraph formatting (reset to default left alignment)

Last verified on 10-06-2026

Explanation

• He is good at mathematics.
• وہ ریاضی میں اچھا ہے۔
• The adjective “good” commonly takes the preposition “at.”
• Good at is used to show skill or ability in a subject or activity.

Last verified on 11-05-2026

Explanation

• Moscow is the capital and largest city of Russia
• Founded in 1147

Additional information:

• Russia's currency is Ruble.
• Russia's official language is Russian.
• Russia located is in Continent Europe/ Asia.
• Russia's primary religion is Christianity.
• Russia Parliament called Duma & Federal Council.L

Last updated by NA on 09-09-2026

Explanation

• RAM and Cache are volatile memories.
• It means their data is lost when power is turned off.
• Volatile memory requires continuous power to retain data.
• RAM is used for running programs and storing temporary data.
• Cache is a high-speed memory that stores frequently used data for the CPU.

Additional information:

• ROM is non-volatile and retains data without power.

Last verified on 16-02-2026

Explanation

• The first Prime Minister of Pakistan was Liaquat Ali Khan
• Tenure: 15-08-1947 to 16-10-1951.
• Party: Pakistan Muslim League.
• Secretary of the All-India Muslim League in 1936
• 1st Minister of Defence from 15 August 1947 – 16 October 1951
• 1st Minister of Foreign Affairs from 15 August 1947 – 27 December 1949
• Born: 1 October 1895, Karnal, Punjab, India
• Died: 16 October 1951 (aged 56), Rawalpindi
• Manner of death: Assassination

**

Last updated by NS on 5-09-2026

Explanation

• Alt + Shift + F1 / Shift + F11 → Insert a new worksheet

Additional information:

• Shift + F10 → Open shortcut/context menu
• Ctrl + Page Up → Previous worksheet
• Ctrl + Page Down → Next worksheet

Last verified on 15-07-2026

Explanation

• Capital: Tripoli
• Currency: Libyan Dinar
• Official language: Arabic
• Continent: Africa
• Religion: Islam

Additional information:

Memory Trick

DINAR → Countries using the dinar include:

• K — Kuwait
• S — Sudan

J-A-I-L

• J — Jordan
• A — Algeria
• I — Iraq
• L — Libya

Last verified on 27-09-2026

Explanation

• A Modem (Modulator-Demodulator) converts digital signals into analog signals and vice versa.
• It is used to connect computers to the internet via telephone lines or other networks.

Additional information:

• Switch – connects multiple devices in a network
• Hub – basic network connector
• Repeater – boosts signal strength
• Router – directs internet traffic

Last verified on 19-04-2026