AM Software Test 3 1 Comment / By fawadtwopointo@gmail.com / August 22, 2025 Welcome to your AM Software Test 3 Which of the following languages uses a virtual machine for execution? C++ C Assembly Java None Which concept allows a function in C++ to have the same name but different parameters? Overloading Overriding Inheritance Polymorphism None Which keyword in C++ prevents a class from being inherited? final private protected static None Which of the following is NOT a linear data structure? Queue Stack Array Tree None What is the time complexity of searching in a balanced binary search tree? O(n log n) O(log n) O(1) O(n) None Which isolation level prevents dirty reads? Serializable Repeatable Read Read Uncommitted Read Committed None What is the purpose of ACID properties in transactions? To improve speed To compress data To ensure consistency To reduce memory None Which type of join returns only matching rows from both tables? LEFT JOIN CROSS JOIN FULL OUTER JOIN INNER JOIN None What does the SQL command GRANT do? Gives permissions Updates data Removes permissions Deletes a table None Which indexing technique improves query performance in DBMS? Deadlock prevention Normalization Denormalization Hashing None Which testing is performed by end users? Unit testing System testing Integration testing Acceptance testing None Which of the following is NOT an Agile framework? Scrum XP (Extreme Programming) Spiral Kanban None Which of the following is NOT an Agile framework? XP (Extreme Programming) Kanban Spiral Scrum None Which software cost estimation model is widely used? COCOMO Agile V-Model SRS None What is the main advantage of modular programming? More RAM Code reusability No compilation needed None Which metric measures how modules depend on each other? Reliability Coupling Cohesion Efficiency None In paging, what does TLB stand for? Temporary Logic Buffer Table Lookup Block Translation Lookaside Buffer Transfer Load Balancer None Which of the following is NOT a page replacement algorithm? LRU Optimal Binary Search FIFO None In process states, which state comes after "Ready"? Terminated Running Waiting New None IPv6 uses how many bits for addresses? 64 256 128 32 None Which protocol is connection-oriented? IP TCP UDP ICMP None In hashing, what problem does open addressing solve? Data redundancy Normalization Indexing Collisions None Dijkstra’s algorithm is used for: Sorting Shortest path Minimum spanning tree Multiplication None Which data structure is used in Depth First Search (DFS)? Queue Linked list Stack Array None Heap sort uses which data structure? Queue Heap Graph Stack None What is the worst-case time complexity of QuickSort? O(n²) O(n log n) O(log n) O(n) None Who invented the World Wide Web? Bill Gates Larry Page Tim Berners-Lee Mark Zuckerberg None First computer virus was: Creeper Blaster Melissa ILOVEYOU None Which is the smallest ocean in the world? Indian Atlantic Arctic Southern None Synonym of “Ambiguous”? Confusing Exact Simple Clear None Antonym of “Artificial”? Real Fake Synthetic False None Time's upTime is Up!
Anonymous August 28, 2025 at 7:26 am In AM Software Test 3, correct the following: Which isolation level prevents dirty reads? Read Committed Read Uncommitted Repeatable Read Serializable Correct answer: Read Committed [but highlighting wrong answer] Which indexing technique improves query performance in DBMS? Hashing Denormalization Normalization Deadlock prevention Correct answer: Hashing [but highlighting Denormalization] Which of the following is NOT an Agile framework? [repeated MCQ] Which software cost estimation model is widely used? COCOMO V-Model SRS Agile Correct answer: COCOMO [but not highlighting it] IPv6 uses how many bits for addresses? 256 32 64 128 Correct answer: 128 [but marking it wrong in red color] Reply
In AM Software Test 3, correct the following:
Which isolation level prevents dirty reads?
Read Committed
Read Uncommitted
Repeatable Read
Serializable
Correct answer: Read Committed [but highlighting wrong answer]
Which indexing technique improves query performance in DBMS?
Hashing
Denormalization
Normalization
Deadlock prevention
Correct answer: Hashing [but highlighting Denormalization]
Which of the following is NOT an Agile framework? [repeated MCQ]
Which software cost estimation model is widely used?
COCOMO
V-Model
SRS
Agile
Correct answer: COCOMO [but not highlighting it]
IPv6 uses how many bits for addresses?
256
32
64
128
Correct answer: 128 [but marking it wrong in red color]