These are Problem Solving Through Programming In C Week 1 Nptel Answers
Q3.What is the purpose of the #include directive in a C program? a) To include a library file. b) To include a library file. c) To define a constant. d) To start the main function
Answer: b) To include a library file.
Q4.Which of the following correctly describes the purpose of a compiler in C? a) To execute the program line by line. b) To convert source code into machine code. c) To provide a runtime environment for program execution. d) To interpret and run the program interactively.
Answer:b) To convert source code into machine code.
These are Problem Solving Through Programming In C Week 1 Nptel Answers
Q5.Which of the following is true about the execution nature of C programs? a) C programs are executed in an event-based manner. b) C programs are executed concurrently. c) C programs are executed in a multi-threaded manner. d) C programs are executed sequentially.
Answer:d) C programs are executed sequentially.
Q6.In C programming, what is the best way to comment multiple lines? a) Using // at the beginning of each line. b) Enclosing the comments between /* and */. c) Using # at the beginning of each line. d) Enclosing the comments between { and }.
Answer: b) Enclosing the comments between /* and */.
These are Problem Solving Through Programming In C Week 1 Nptel Answers
Q7.Which of the following is a characteristic of the ASCII standard? a) It supports encoding for all the world’s languages. b) It uses 16-bit encoding for characters. c) It is a 7-bit character encoding standard. d) None of the above.
Answer: c) It is a 7-bit character encoding standard.
Q8.Which of the following statements is true regarding variable declaration in C? a) Variables can be declared at any point in the program. b) Variables must be declared before they are used. c) Variables are automatically initialized to zero. d) Variable names can start with a digit.
Answer: b) Variables must be declared before they are used.
