Question Repository
193 questions — the verified source for every paper CBT Studio assembles.
What is the GIL in Python?
AI-drafted
Computer Science
—
advanced
Which of these is a 'metaclass'?
AI-drafted
Computer Science
—
advanced
What is the difference between __str__ and __repr__?
AI-drafted
Computer Science
—
advanced
Which of the following best describes 'MRO' in Python?
AI-drafted
Computer Science
—
advanced
What does 'with' statement actually invoke?
AI-drafted
Computer Science
—
advanced
What does the 'property' decorator do?
AI-drafted
Computer Science
—
advanced
What is the purpose of the 'yield from' expression?
AI-drafted
Computer Science
—
advanced
What is the output of 'hello'[1]?
AI-drafted
Computer Science
—
beginner
Which keyword is used to define a function in Python?
AI-drafted
Computer Science
—
beginner
What is a List Comprehension?
AI-drafted
Computer Science
—
intermediate
How do you start a comment in Python?
AI-drafted
Computer Science
—
beginner
Which of these is a valid variable name?
AI-drafted
Computer Science
—
beginner
Which function is used to get the length of a list?
AI-drafted
Computer Science
—
beginner
Which is true about local and global variables?
AI-drafted
Computer Science
—
intermediate
How do you correctly convert an integer to a string?
AI-drafted
Computer Science
—
beginner
What is the result of 'abc' * 3?
AI-drafted
Computer Science
—
beginner
Which module would you import to generate random numbers?
AI-drafted
Computer Science
—
beginner
How do you access the value associated with key 'x' in dictionary 'd'?
AI-drafted
Computer Science
—
intermediate
Which function opens a file?
AI-drafted
Computer Science
—
beginner
What is 'decorator' in Python?
AI-drafted
Computer Science
—
advanced
What will 'a' in 'apple' return?
AI-drafted
Computer Science
—
beginner
What is the correct syntax to create a list?
AI-drafted
Computer Science
—
beginner
What is the output of bool(0)?
AI-drafted
Computer Science
—
beginner
What does the 'lambda' keyword create?
AI-drafted
Computer Science
—
intermediate
What is the correct way to handle a file to ensure it closes automatically?
AI-drafted
Computer Science
—
intermediate
Which method adds an element to the end of a list?
AI-drafted
Computer Science
—
beginner
Which logical operator returns True if both conditions are true?
AI-drafted
Computer Science
—
beginner
What is a 'generator' in Python?
AI-drafted
Computer Science
—
intermediate
Which of these is an immutable data type?
AI-drafted
Computer Science
—
beginner
What does the 'break' statement do in a loop?
AI-drafted
Computer Science
—
beginner
Which of these is NOT a mutable type?
AI-drafted
Computer Science
—
intermediate
Which operator is used for exponentiation?
AI-drafted
Computer Science
—
beginner
What does a dictionary contain?
AI-drafted
Computer Science
—
intermediate
What is the purpose of 'self' in a class method?
AI-drafted
Computer Science
—
intermediate
What does 'args' mean in a function definition?
AI-drafted
Computer Science
—
intermediate
Which method removes whitespace from the start and end of a string?
AI-drafted
Computer Science
—
beginner
What character is used to indicate a code block in Python?
AI-drafted
Computer Science
—
beginner
What happens if you catch an exception without specifying the type?
AI-drafted
Computer Science
—
intermediate
What is the difference between shallow and deep copy?
AI-drafted
Computer Science
—
advanced
What is the result of 5 // 2 in Python?
AI-drafted
Computer Science
—
beginner
What is 50% of 360?
Authored
Mathematics
Percentages
medium
What is 30% of 120?
Authored
Mathematics
Percentages
medium
What is 60% of 340?
Authored
Mathematics
Percentages
hard
What is 20% of 220?
Authored
Mathematics
Percentages
easy
What is 15% of 40?
Authored
Mathematics
Percentages
easy
What is 40% of 220?
Authored
Mathematics
Percentages
medium
What is 30% of 320?
Authored
Mathematics
Percentages
medium
What is 60% of 300?
Authored
Mathematics
Percentages
hard
What is 35 expressed in binary?
Authored
Computer Studies
Number Bases — Binary
hard
What is 50 expressed in binary?
Authored
Computer Studies
Number Bases — Binary
hard
What is 37 expressed in binary?
Authored
Computer Studies
Number Bases — Binary
hard
What is 13 expressed in binary?
Authored
Computer Studies
Number Bases — Binary
easy
What is 30 expressed in binary?
Authored
Computer Studies
Number Bases — Binary
medium
What is 63 expressed in binary?
Authored
Computer Studies
Number Bases — Binary
hard
What is 56 expressed in binary?
Authored
Computer Studies
Number Bases — Binary
hard
What is 39 expressed in binary?
Authored
Computer Studies
Number Bases — Binary
hard
A car travels 30 m in 2 s. What is its average speed?
Authored
Physics
Motion — Speed
medium
A car travels 46 m in 2 s. What is its average speed?
Authored
Physics
Motion — Speed
hard
A car travels 20 m in 5 s. What is its average speed?
Authored
Physics
Motion — Speed
easy
A car travels 40 m in 5 s. What is its average speed?
Authored
Physics
Motion — Speed
easy
A car travels 25 m in 5 s. What is its average speed?
Authored
Physics
Motion — Speed
easy
A car travels 48 m in 2 s. What is its average speed?
Authored
Physics
Motion — Speed
hard
A car travels 105 m in 5 s. What is its average speed?
Authored
Physics
Motion — Speed
hard
A car travels 36 m in 4 s. What is its average speed?
Authored
Physics
Motion — Speed
easy
What is the SI unit of electric current?
Authored
Physics
Units & Measurement
easy
What is the SI unit of force?
Authored
Physics
Units & Measurement
easy
What is the SI unit of pressure?
Authored
Physics
Units & Measurement
medium
What is the SI unit of resistance?
Authored
Physics
Units & Measurement
medium
What is the SI unit of mass?
Authored
Physics
Units & Measurement
easy
What is the SI unit of frequency?
Authored
Physics
Units & Measurement
easy
What is the SI unit of temperature?
Authored
Physics
Units & Measurement
medium
What is the SI unit of potential difference?
Authored
Physics
Units & Measurement
easy
What is the pH of a neutral solution?
Authored
Chemistry
Acids, Bases & Salts
easy
The common name of sodium hydroxide (NaOH) is ___
Authored
Chemistry
Acids, Bases & Salts
medium
Solutions with a pH below 7 are ___
Authored
Chemistry
Acids, Bases & Salts
easy
Damp red litmus paper turns ___ in an alkali.
Authored
Chemistry
Acids, Bases & Salts
easy
Which acid is produced in the stomach?
Authored
Chemistry
Acids, Bases & Salts
easy
Damp blue litmus paper turns ___ in an acid.
Authored
Chemistry
Acids, Bases & Salts
easy
An acid reacts with a base to form ___
Authored
Chemistry
Acids, Bases & Salts
easy
Vinegar contains mainly ___
Authored
Chemistry
Acids, Bases & Salts
medium
Which is the most reactive non-metal?
Authored
Chemistry
Elements & the Periodic Table
hard
The noble gases are found in Group ___
Authored
Chemistry
Elements & the Periodic Table
medium
What is the atomic number of carbon?
Authored
Chemistry
Elements & the Periodic Table
easy
Which of these is a metalloid?
Authored
Chemistry
Elements & the Periodic Table
medium
Chlorine belongs to the family of ___
Authored
Chemistry
Elements & the Periodic Table
medium
What is the chemical symbol of potassium?
Authored
Chemistry
Elements & the Periodic Table
easy
What is the chemical symbol of sodium?
Authored
Chemistry
Elements & the Periodic Table
easy
What is the chemical symbol of iron?
Authored
Chemistry
Elements & the Periodic Table
easy
Which pigment absorbs light energy for photosynthesis?
Authored
Biology
Photosynthesis
easy
Which structure controls the movement of substances in and out of the cell?
Authored
Biology
The Cell
easy
Which gas is released during photosynthesis?
Authored
Biology
Photosynthesis
easy
Which organelle packages and secretes cell products?
Authored
Biology
The Cell
medium
The raw materials of photosynthesis are carbon (IV) oxide and ___
Authored
Biology
Photosynthesis
medium
In which organelle does photosynthesis take place?
Authored
Biology
Photosynthesis
easy
Which organelle digests worn-out parts within the cell?
Authored
Biology
The Cell
medium
Which organelle is the site of protein synthesis?
Authored
Biology
The Cell
easy
What does 'to hit the nail on the head' mean?
Authored
English Language
Idioms & Expressions
medium
What does 'under the weather' mean?
Authored
English Language
Idioms & Expressions
easy
What does 'to burn the midnight oil' mean?
Authored
English Language
Idioms & Expressions
easy
What does 'to let the cat out of the bag' mean?
Authored
English Language
Idioms & Expressions
medium
What does 'to break the ice' mean?
Authored
English Language
Idioms & Expressions
easy
What does 'a bolt from the blue' mean?
Authored
English Language
Idioms & Expressions
medium
What does 'a blessing in disguise' mean?
Authored
English Language
Idioms & Expressions
medium
What does 'a piece of cake' mean?
Authored
English Language
Idioms & Expressions
easy
Choose the word nearest in meaning to 'reluctant'.
Authored
English Language
Vocabulary — Synonyms
medium
Choose the word nearest in meaning to 'commence'.
Authored
English Language
Vocabulary — Synonyms
easy
Choose the word nearest in meaning to 'frugal'.
Authored
English Language
Vocabulary — Synonyms
hard
Choose the word nearest in meaning to 'diligent'.
Authored
English Language
Vocabulary — Synonyms
easy
Choose the word nearest in meaning to 'placid'.
Authored
English Language
Vocabulary — Synonyms
medium
Choose the word nearest in meaning to 'abundant'.
Authored
English Language
Vocabulary — Synonyms
medium
Choose the word nearest in meaning to 'summit'.
Authored
English Language
Vocabulary — Synonyms
easy
Choose the word nearest in meaning to 'candid'.
Authored
English Language
Vocabulary — Synonyms
medium
Each of the students ___ a textbook.
Authored
English Language
Grammar — Concord
easy
Ten thousand naira ___ enough for the trip.
Authored
English Language
Grammar — Concord
medium
Bread and butter ___ my usual breakfast.
Authored
English Language
Grammar — Concord
hard
Mathematics ___ my favourite subject.
Authored
English Language
Grammar — Concord
easy
The teacher, as well as the pupils, ___ present.
Authored
English Language
Grammar — Concord
hard
The number of applicants ___ increasing daily.
Authored
English Language
Grammar — Concord
medium
One of my friends ___ a doctor.
Authored
English Language
Grammar — Concord
easy
Neither of the boys ___ arrived yet.
Authored
English Language
Grammar — Concord
medium
What is 13 + 4?
Authored
Mathematics
Arithmetic — Addition
easy
What is 6 + 8?
Authored
Mathematics
Arithmetic — Addition
easy
What is 1 + 5?
Authored
Mathematics
Arithmetic — Addition
easy
What is 1 + 1?
Authored
Mathematics
Arithmetic — Addition
easy
What is 9 + 7?
Authored
Mathematics
Arithmetic — Addition
easy
What is 16 + 17?
Authored
Mathematics
Arithmetic — Addition
medium
What is 4 + 4?
Authored
Mathematics
Arithmetic — Addition
easy
What is 3 + 8?
Authored
Mathematics
Arithmetic — Addition
easy
What is 10 + 20?
Authored
Mathematics
Arithmetic — Addition
medium
What is 14 + 2?
Authored
Mathematics
Arithmetic — Addition
easy
Which DNS record type maps a hostname to an IPv6 address?
Authored
Telecom Engineering
DNS
easy
Which Kubernetes Service type exposes the service on a static port on each node's IP address?
Authored
Telecom Engineering
Kubernetes
medium
What does the NRF do in a 5G Service-Based Architecture?
Authored
Telecom Engineering
5G Core
medium
What is the correct order of a TCP three-way handshake?
Authored
Telecom Engineering
TCP/IP
easy
Which transport carries NGAP signalling between a gNB and the AMF?
Authored
Telecom Engineering
NGAP
hard
What does HTTP status code 502 mean?
Authored
Telecom Engineering
HTTP
easy
What is the primary architectural benefit of a message queue?
Authored
Telecom Engineering
Distributed Systems
medium
What is SIP used for?
Authored
Telecom Engineering
SIP
medium
Which 5G Core network function handles UE registration and mobility management?
Authored
Telecom Engineering
5G Core
medium
How does HTTP/3 differ from HTTP/2 at the transport level?
Authored
Telecom Engineering
HTTP
medium
What does TLS provide for an HTTPS connection?
Authored
Telecom Engineering
TLS
easy
What is the correct DHCP lease sequence?
Authored
Telecom Engineering
DHCP
easy
Which port do standard DNS queries use by default?
Authored
Telecom Engineering
DNS
easy
What is the role of PFCP on the N4 interface?
Authored
Telecom Engineering
PFCP
hard
What is the purpose of a default route (0.0.0.0/0)?
Authored
Telecom Engineering
Routing
easy
What is the main purpose of NAT overload (PAT)?
Authored
Telecom Engineering
NAT
medium
Which HTTP method is both safe and idempotent?
Authored
Telecom Engineering
REST APIs
easy
What does the file permission mode 640 mean?
Authored
Telecom Engineering
Linux
medium
Which command creates a user-defined Docker bridge network named appnet?
Authored
Telecom Engineering
Docker
medium
At which OSI layer does the IP protocol operate?
Authored
Telecom Engineering
TCP/IP
easy
How many usable host addresses are available in a /26 IPv4 subnet?
Authored
Telecom Engineering
Subnetting
medium
Which Linux command shows all listening TCP ports together with the owning process?
Authored
Telecom Engineering
Linux
medium
What does GTP-U do in a mobile network?
Authored
Telecom Engineering
GTP
hard
Sample Mathematics question 13?
AI-drafted· used 322×· 66% success
Mathematics
Mathematics Topic 8
hard
Sample Further Mathematics question 14?
Authored· used 491×· 48% success
Further Mathematics
Further Mathematics Topic 9
medium
Sample Chemistry question 15?
Human-reviewed· used 280×· 90% success
Chemistry
Chemistry Topic 3
medium
Sample Geography question 16?
AI-drafted· used 303×· 31% success
Geography
Geography Topic 6
medium
Sample Further Mathematics question 17?
Human-reviewed· used 359×· 82% success
Further Mathematics
Further Mathematics Topic 2
easy
Sample Computer Science question 18?
Human-reviewed· used 446×· 59% success
Computer Science
Computer Science Topic 9
easy
Sample Coding question 19?
AI-drafted· used 256×· 85% success
Coding
Coding Topic 7
hard
Sample Geography question 20?
AI-drafted· used 59×· 81% success
Geography
Geography Topic 9
hard
Sample Biology question 21?
AI-drafted· used 484×· 88% success
Biology
Biology Topic 9
medium
Sample Biology question 22?
Authored· used 331×· 45% success
Biology
Biology Topic 2
hard
Sample Computer Science question 23?
AI-drafted· used 87×· 65% success
Computer Science
Computer Science Topic 3
hard
Sample Biology question 24?
Human-reviewed· used 342×· 79% success
Biology
Biology Topic 4
medium
Sample English Language question 25?
Human-reviewed· used 139×· 31% success
English Language
English Language Topic 4
hard
Sample Mathematics question 26?
AI-drafted· used 420×· 89% success
Mathematics
Mathematics Topic 8
easy
Sample Mathematics question 27?
Authored· used 404×· 58% success
Mathematics
Mathematics Topic 9
medium
Sample Computer Science question 28?
AI-drafted· used 456×· 72% success
Computer Science
Computer Science Topic 7
hard
Sample Physics question 29?
AI-drafted· used 485×· 74% success
Physics
Physics Topic 2
medium
Sample Computer Science question 30?
AI-drafted· used 381×· 75% success
Computer Science
Computer Science Topic 8
easy
Sample Geography question 31?
AI-drafted· used 20×· 52% success
Geography
Geography Topic 9
medium
Sample Further Mathematics question 32?
AI-drafted· used 73×· 41% success
Further Mathematics
Further Mathematics Topic 3
easy
Sample Geography question 33?
AI-drafted· used 85×· 65% success
Geography
Geography Topic 4
hard
Sample Further Mathematics question 34?
AI-drafted· used 206×· 43% success
Further Mathematics
Further Mathematics Topic 9
hard
Sample English Language question 35?
AI-drafted· used 92×· 42% success
English Language
English Language Topic 6
medium
Sample Civic Education question 36?
Human-reviewed· used 65×· 68% success
Civic Education
Civic Education Topic 5
easy
Sample Computer Science question 37?
Human-reviewed· used 198×· 60% success
Computer Science
Computer Science Topic 1
easy
Sample Biology question 38?
Authored· used 268×· 33% success
Biology
Biology Topic 3
hard
Sample Biology question 39?
AI-drafted· used 116×· 43% success
Biology
Biology Topic 7
easy
Sample Chemistry question 40?
Authored· used 66×· 31% success
Chemistry
Chemistry Topic 4
medium
Sample Chemistry question 1?
Authored· used 345×· 78% success
Chemistry
Chemistry Topic 1
hard
Sample Civic Education question 2?
AI-drafted· 81% success
Civic Education
Civic Education Topic 9
hard
Sample Geography question 3?
AI-drafted· used 45×· 68% success
Geography
Geography Topic 3
easy
Sample Further Mathematics question 4?
AI-drafted· used 137×· 84% success
Further Mathematics
Further Mathematics Topic 1
easy
Sample Biology question 5?
Human-reviewed· used 477×· 87% success
Biology
Biology Topic 3
hard
Sample English Language question 6?
AI-drafted· used 329×· 66% success
English Language
English Language Topic 4
easy
Sample Civic Education question 7?
AI-drafted· used 51×· 87% success
Civic Education
Civic Education Topic 7
medium
Sample Computer Science question 8?
Authored· used 214×· 74% success
Computer Science
Computer Science Topic 7
medium
Sample Coding question 9?
AI-drafted· used 73×· 57% success
Coding
Coding Topic 7
hard
Sample Chemistry question 10?
Human-reviewed· used 48×· 60% success
Chemistry
Chemistry Topic 2
hard
Sample Computer Science question 11?
AI-drafted· used 30×· 87% success
Computer Science
Computer Science Topic 5
medium
Sample Chemistry question 12?
Authored· used 355×· 39% success
Chemistry
Chemistry Topic 3
medium