【免费】操作系统与系统级编程-2013-期末考试-A资源-CSDN文库

系统级编程

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311046040 A

2013-2014-1

1. In Visual C++, a Win32 Console Application is

A.the status window of the Visual C++ environment

B.the simplest type of application Visual C++ can generate

C.a program that is able to control the operating system of a windows computer

D. built by using sophisticated "Application Wizards"

2. When using a debugger to find the cause of a program's incorrect behavior,

A.it is often necessary to start the program multiple times under the debugger

B.the program is usually executed to the point at which the behavior occurs and then executed backwards to find the

cause

C.the faulty code fragment must first be identified

D.it is fastest to start by stopping the debugger long before the behavior appears

3. how is -11 (decimal) represented in an 8-bit 2's complement binary format?

A.10001011 B.11110100 C.11110101 D.11111011

4. What is the output of this C code?

#include <stdio.h>

void main() {

int x = 4;

int *p = &x;

int *k = p++;

int r = p - k;

printf("%d", r);

}

A.4 B.8 C.1 D.Run time error

5. Explain the feature of stack.

A.stack cannot reuse its memory B.All elements are of different data types

C.All operations are at one end D.Any element can be accessed from it directly

6. a jump instruction

A.changes a pointer to point to the next element of an array

B.unconditionally sets the program counter to its operand

C.increases the program counter

D.changes the program counter only if its operand is equal to zero

7. in c, assuming that an int takes 4 bytes, how many bytes are required to represent the following array?

int a[12];

A.44 B.52 C.12 D.48

8. given the following declaration and initialization of s, what is the value of the expression s[6]?

char s[] = "string"; (10.0 )

A.'g' B.'\0' C.'\n' D.an unpredictable value

9. activation records are organized in stacks because?

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