Correct answer: Gentle. Truculent means aggressive and ready to fight, so “gentle” is the opposite.
Background: The word comes from the Latin truculentus, “fierce”.
Did you know? A truculent person is quarrelsome.
Memory trick: Truculent ↔ gentle.
Correct answer: Noun. “Honesty” names a quality, so it is a noun (and it is also the subject of the sentence).
Background: Abstract nouns name qualities or ideas, such as honesty or courage.
Did you know? A noun can be the subject or object depending on its position.
Memory trick: Honesty = abstract noun.
Correct answer: Are used to. “Be used to + -ing” means to be accustomed to something, so “are used to living” is correct.
Background: Compare “I used to live here” (past habit).
Did you know? “Used to” + base verb = past habit; “be used to” + -ing = accustomed.
Memory trick: Now accustomed → are used to.
Correct answer: Fragrant. Malodorous means foul-smelling, so “fragrant” (sweet-smelling) is its opposite.
Background: “Mal-” means bad, and “odorous” means smelling.
Did you know? The opposite can also be “aromatic”.
Memory trick: Mal = bad; opposite = fragrant.
Correct answer: When did your friends come?. In a past-tense question with “did”, the main verb stays in its base form: “When did your friends come?”
Background: The helping verb “did” already carries the past tense.
Did you know? The same rule applies to “Did he go?” (not “Did he went?”).
Memory trick: Did + base verb.
Correct answer: Could. In indirect speech with a past reporting verb, “can” changes to “could”.
Background: This tense change is called backshift.
Did you know? “Will” → “would”, “can” → “could”, “may” → “might”.
Memory trick: Can → could.
Correct answer: Home. The proverb is “Charity begins at home”, meaning we should first look after our own family.
Background: It suggests that kindness should start with those closest to us.
Did you know? People sometimes use it to say that family comes first.
Memory trick: Charity → home.
Correct answer: Adjective. “Heavy” describes the noun “table”, so it is an adjective.
Background: Adjectives describe nouns.
Did you know? “Is” is the verb in this sentence.
Memory trick: Describes a noun → adjective.
Correct answer: Consider. To smear is similar to libel (to defame), and to heed is similar to consider (to pay attention to). Both pairs are synonyms.
Background: In synonym analogies, both pairs of words have similar meanings.
Did you know? To heed advice means to pay attention to it.
Memory trick: Heed = pay attention = consider.
Correct answer: 2. In a binary tree, each node can have at most two children (left and right).
Background: The two children are called the left child and the right child.
Did you know? Binary search trees use this structure for fast searching.
Memory trick: Binary = 2.
Correct answer: DROP. DROP TABLE removes a table completely, including its structure.
Background: Dropping a table cannot be undone easily.
Did you know? SQL stands for Structured Query Language.
Memory trick: DROP = remove the whole table.
Correct answer: Solemn. Droll means amusing in an odd way, and “solemn” (serious) is its opposite.
Background: The word comes from the French drôle.
Did you know? A droll remark is a quietly funny one.
Memory trick: Droll ↔ solemn.
Correct answer: Dreads. The proverb is “A burnt child dreads the fire”, meaning a person who has suffered avoids the cause.
Background: It teaches that bad experiences make us careful.
Did you know? A similar saying is “Once bitten, twice shy”.
Memory trick: Burnt child → fears fire.
Correct answer: Hypertext Transfer Protocol Secure. HTTPS stands for Hypertext Transfer Protocol Secure.
Background: HTTPS encrypts the data between your browser and the website.
Did you know? A padlock in the address bar shows an HTTPS connection.
Memory trick: S = Secure.
Correct answer: Bot Traffic. Fake traffic generated by automated programs is called bot traffic.
Background: Bots can inflate visitor numbers or attack websites.
Did you know? Some bots, such as search-engine crawlers, are useful.
Memory trick: Bot = fake visitor.
Correct answer: Small text files stored on the user’s computer by a web browser. Cookies are small text files that websites store on your computer through your browser.
Background: They remember things such as login details and preferences.
Did you know? Cookies can also be used to track browsing.
Memory trick: Cookies = small files from websites.
Correct answer: Personal Area Network. Bluetooth connects devices within a very short range, forming a Personal Area Network (PAN).
Background: Bluetooth usually works within about 10 metres.
Did you know? It is used for headphones, keyboards, and file sharing.
Memory trick: Bluetooth = PAN.
Correct answer: Business to Consumer. B2C stands for Business to Consumer, where companies sell directly to customers.
Background: An online shop selling to individual customers is a B2C example.
Did you know? C2C means Consumer to Consumer, as on OLX.
Memory trick: B2C = shop to shopper.
Correct answer: Layout > Delete > Table. Click inside the table, then use Table Tools: Layout > Delete > Delete Table.
Background: The Layout tab under Table Tools appears when you click in a table.
Did you know? Pressing the Delete key only clears the contents of the cells.
Memory trick: Layout → Delete → Table.
Correct answer: YouTube. YouTube is the most common platform for video streaming.
Background: YouTube was founded in 2005 and bought by Google in 2006.
Did you know? Other streaming platforms include Netflix and Disney+.
Memory trick: Video streaming = YouTube.
Correct answer: SSD. An SSD keeps its data even when the power is off, so it is non-volatile.
Background: Volatile memory needs power to keep its data.
Did you know? ROM, flash memory, and hard disks are also non-volatile.
Memory trick: Non-volatile = keeps data without power.
Correct answer: Flash Memory. Flash memory is non-volatile and is often used to store firmware.
Background: Firmware is the permanent software that controls a device’s hardware.
Did you know? USB drives and SSDs use flash memory.
Memory trick: Flash = firmware.
Correct answer: SSD. An SSD (solid-state drive) has no moving parts.
Background: SSDs are faster and quieter than hard disks.
Did you know? They store data in flash memory chips.
Memory trick: SSD = solid state = no moving parts.
Correct answer: Tim Berners-Lee. Tim Berners-Lee invented the World Wide Web in 1989–91.
Background: He worked at CERN in Switzerland.
Did you know? The Web is not the same as the internet, which is the network it runs on.
Memory trick: WWW = Berners-Lee.
Correct answer: Switch. A switch connects multiple computers in a network and forwards data to the right device.
Background: Switches are used in local area networks.
Did you know? A hub is a simpler device that sends data to all ports.
Memory trick: Switch = connects many computers.