Choose a Quiz Batch. Each batch has 10 questions from this topic, in order. Take them one by one to work through all 27 MCQs. Login to save your scores and see your best per batch.
Read each question, think about the answer, then click Show Answer to reveal the correct option and explanation. Load 10 at a time so it stays manageable — perfect for one-topic study sessions on the bus or during a break.
Page 1 of 1Questions 1–10 of 27
Q1hard
B-tree index is best defined as
Aa database or SQL concept used in data management✓
Ban unrelated hardware manufacturing step✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
B-tree index is a recognized software engineering topic assessed in competitive exams.
Q2Past Paper · PPSC/FPSC/NTSeasy
relational model is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca database or SQL concept used in data management✓
Da marketing slogan without technical meaning✓
💡 Explanation:
relational model is a recognized software engineering topic assessed in competitive exams.
Q3Past Paper · PPSC/FPSC/NTSmedium
primary key is best defined as
Aa database or SQL concept used in data management✓
Ban unrelated hardware manufacturing step✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
primary key is a recognized software engineering topic assessed in competitive exams.
Q4Past Paper · PPSC/FPSC/NTShard
foreign key is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
foreign key is a recognized software engineering topic assessed in competitive exams.
Q5Past Paper · PPSC/FPSC/NTSeasy
normalization is best defined as
Aa database or SQL concept used in data management✓
Ban unrelated hardware manufacturing step✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
normalization is a recognized software engineering topic assessed in competitive exams.
Q6Past Paper · PPSC/FPSC/NTSmedium
1NF is best defined as
Aa database or SQL concept used in data management✓
Ban unrelated hardware manufacturing step✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
1NF is a recognized software engineering topic assessed in competitive exams.
Q7hard
2NF is best defined as
Aan unrelated hardware manufacturing step✓
Ba database or SQL concept used in data management✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
2NF is a recognized software engineering topic assessed in competitive exams.
Q8Past Paper · PPSC/FPSC/NTSeasy
3NF is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
3NF is a recognized software engineering topic assessed in competitive exams.
Q9medium
HAVING clause is best defined as
Aan unrelated hardware manufacturing step✓
Ba database or SQL concept used in data management✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
HAVING clause is a recognized software engineering topic assessed in competitive exams.
Q10hard
ACID properties is best defined as
Aan unrelated hardware manufacturing step✓
Ba database or SQL concept used in data management✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
ACID properties is a recognized software engineering topic assessed in competitive exams.
Q11Past Paper · PPSC/FPSC/NTSeasy
transaction isolation is best defined as
Aa database or SQL concept used in data management✓
Ban unrelated hardware manufacturing step✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
transaction isolation is a recognized software engineering topic assessed in competitive exams.
Q12medium
indexing is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
indexing is a recognized software engineering topic assessed in competitive exams.
Q13Past Paper · PPSC/FPSC/NTSeasy
view in SQL is best defined as
Aan unrelated hardware manufacturing step✓
Ba database or SQL concept used in data management✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
view in SQL is a recognized software engineering topic assessed in competitive exams.
Q14medium
composite key is best defined as
Aan unrelated hardware manufacturing step✓
Ba database or SQL concept used in data management✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
composite key is a recognized software engineering topic assessed in competitive exams.
Q15hard
denormalization is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca database or SQL concept used in data management✓
Da marketing slogan without technical meaning✓
💡 Explanation:
denormalization is a recognized software engineering topic assessed in competitive exams.
Q16hard
LEFT JOIN is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca database or SQL concept used in data management✓
Da marketing slogan without technical meaning✓
💡 Explanation:
LEFT JOIN is a recognized software engineering topic assessed in competitive exams.
Q17Past Paper · PPSC/FPSC/NTSeasy
GROUP BY is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
GROUP BY is a recognized software engineering topic assessed in competitive exams.
Q18medium
stored procedure is best defined as
Aan unrelated hardware manufacturing step✓
Ba database or SQL concept used in data management✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
stored procedure is a recognized software engineering topic assessed in competitive exams.
Q19hard
trigger is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
trigger is a recognized software engineering topic assessed in competitive exams.
Q20Past Paper · PPSC/FPSC/NTSeasy
entity-relationship diagram is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
entity-relationship diagram is a recognized software engineering topic assessed in competitive exams.
Q21medium
cardinality is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
cardinality is a recognized software engineering topic assessed in competitive exams.
Q22hard
referential integrity is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
referential integrity is a recognized software engineering topic assessed in competitive exams.
Q23Past Paper · PPSC/FPSC/NTSeasy
candidate key is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
candidate key is a recognized software engineering topic assessed in competitive exams.
Q24medium
BCNF is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca marketing slogan without technical meaning✓
Da database or SQL concept used in data management✓
💡 Explanation:
BCNF is a recognized software engineering topic assessed in competitive exams.
Q25hard
SQL SELECT is best defined as
Aa database or SQL concept used in data management✓
Ban unrelated hardware manufacturing step✓
Ca purely financial accounting entry only✓
Da marketing slogan without technical meaning✓
💡 Explanation:
SQL SELECT is a recognized software engineering topic assessed in competitive exams.
Q26Past Paper · PPSC/FPSC/NTSeasy
SQL JOIN is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca database or SQL concept used in data management✓
Da marketing slogan without technical meaning✓
💡 Explanation:
SQL JOIN is a recognized software engineering topic assessed in competitive exams.
Q27medium
INNER JOIN is best defined as
Aan unrelated hardware manufacturing step✓
Ba purely financial accounting entry only✓
Ca database or SQL concept used in data management✓
Da marketing slogan without technical meaning✓
💡 Explanation:
INNER JOIN is a recognized software engineering topic assessed in competitive exams.