u930973931_answers

30 min Score: 0 Attempted: 0/30 Subscribe 1. What is a cross-compiler? (A) A compiler that generates code for a different target platform than the one it runs on (B) A compiler that generates code for the same platform it runs on (C) A compiler that only interprets code (D) A compiler used exclusively for … Read more

30 min Score: 0 Attempted: 0/30 Subscribe 1. What is LLVM primarily used for? (A) Operating system development (B) Database management (C) Compiler infrastructure and code optimization (D) Networking 2. Which of the following is a front-end component in a compiler? (A) Code generator (B) Register allocator (C) Optimizer (D) Parser 3. What is the … Read more

30 min Score: 0 Attempted: 0/30 Subscribe 1. What is the primary function of a lexical analyzer? (A) To generate machine code (B) To optimize loops (C) To break source code into tokens (D) To check semantic errors 2. Which tool is commonly used for lexical analysis? (A) Lex (B) Yacc (C) GCC (D) Make … Read more

30 min Score: 0 Attempted: 0/30 Subscribe 1. What is the main purpose of a compiler? (A) To execute programs directly (B) To manage operating system resources (C) To store data in memory (D) To translate source code into machine code 2. Which phase of a compiler checks the syntax of the source code? (A) … Read more

30 min Score: 0 Attempted: 0/30 Subscribe 1. What is dynamic linking? (A) Linking libraries at runtime (B) Linking libraries at compile time (C) Copying source code into the main program (D) Ignoring library calls 2. Which of the following is an advantage of dynamic linking? (A) Eliminates all runtime errors (B) Increases compile time … Read more

30 min Score: 0 Attempted: 0/30 Subscribe 1. Which of the following is a method of parameter passing? (A) All of the above (B) Call by reference (C) Call by result (D) Call by value 2. In call by value, what happens to the actual parameter? (A) Its value is copied to the function parameter … Read more

30 min Score: 0 Attempted: 0/30 Subscribe 1. Which memory allocation occurs at compile time? (A) Static allocation (B) Stack allocation (C) Heap allocation (D) Dynamic allocation 2. Which memory region stores local variables of a function? (A) Static memory (B) Heap (C) Stack (D) Register 3. Which memory allocation allows variable size at runtime? … Read more

30 min Score: 0 Attempted: 0/30 Subscribe 1. What is an activation record (AR)? (A) A data structure that stores information about a function call (B) Memory allocated for global variables (C) A register in CPU (D) Storage for heap variables 2. Which of the following is typically stored in an activation record? (A) Return … Read more

30 min Score: 0 Attempted: 0/30 Subscribe 1. What is a runtime environment in the context of programming languages? (A) The memory allocated for global variables (B) The compiler’s internal data structures (C) The environment in which a program executes, including memory, stack, heap, and I/O handling (D) A code editor 2. Which component is … Read more

30 min Score: 0 Attempted: 0/30 Subscribe 1. What is the main purpose of error recovery in compiler design? (A) To stop compilation immediately (B) To generate runtime errors (C) To detect and correct errors so that compilation can continue (D) To optimize the code 2. What is panic mode error recovery? (A) Corrects the … Read more