Converts a program to machine code

Translate and executes programs statement by statement

Stores the address of the next instruction to be executed

Memory Map - C Language Questions with Answers | Page 9

A memory map in C language represents how memory is allocated and organized for variables, functions, and data segments during program execution. It includes the text (code), data, heap, and stack segments. Understanding the C memory map is vital for programmers tackling programming questions and answers in competitive coding tests or technical interviews by companies like TCS, Infosys, and Wipro. These questions assess your grasp of runtime memory allocation, pointers, and scope of variables. This section includes detailed C language questions with answers on memory maps, helping learners debug programs efficiently and develop optimized code.

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Q81

A compiler is

A A fast interpreter
B slower than an interpreter
C Converts a program to machine code
D None of the previous

Answer: Option C

Q82

An interpreter is

A Faster than a compiler
B Translate and executes programs statement by statement
C Converts a program to machine code
D None of the previous

Answer: Option B

Q83

The Motoroa 68000 processor is

A 16-bit
B 32-bit
C 64 bit
D 8-bit

Answer: Option B

Q84

Givent hat the subprogram putc displays the character in a1, the effect of the following instruments is to mov a1, 'c' sub a1, 2 call putc

A Display 2
B Display 'c'
C display 'a'
D Display a blank

Answer: Option C

Q85

which o the following is an illegal 8086 instruction ?

A mov 20, x
B inc A1
C and bx, bx
D add ax, 30

Answer: Option A

Q86

The memory address register is used to store

A Data to be transferred to memory
B Data that has been transferred from memory
C The index of the memory location
D An instruction that has been transferred from memory.

Answer: Option C

Q87

The memory data register is used to store

A Data to be transferred to or from memory
B Data to be transferred to the stack
C the adress of a memory location
D An instruction that has been transferred from memory

Answer: Option A

Q88

The memory data register is used to store

A Data to be transferred to or from memory
B Data to be transferred to the stack
C the adress of a memory location
D An instruction that has been transferred from memory

Answer: Option A

Q89

the read/write line is

A Belongs to the data bus
B Belongs to the control bus
C Belongs to the address bus
D CPU bus

Answer: Option B

Q90

The program counter

A stores the address of the instruction that is currently being executed
B Stores the next instruction to be executed
C Stores the address of the next instruction to be executed
D Stores the instruction that is being currently executed.

Answer: Option C

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