Big C++, Horstmann - Exam Preparation Test Bank (Downloadable Doc)

Chapter: Chapter01: Introduction



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Multiple Choice



1. Which one of the following options refers to a collection of programs that a computer
executes?
a) Software
b) Assembler
c) Instructions
d) Source code

Ans: a
Title: TB 1.1 Which (term) refers to a collection of programs?
Difficulty: Easy
Section Ref: 1.1



2. How can you use a computer to accomplish different tasks?
a) Use several different computer programs, each one of which provides support for one of the
tasks.
b) You must use one program that provides support for all of the tasks.
c) You must use several computers, each of which supports one task.
d) None of the listed items.

Ans: a
Title: TB 1.2 How can you use a computer to accomplish different tasks?
Difficulty: Easy
Section Ref: 1.1



3. Which of the following statements is correct about computer programs?
a) Computer programs can quickly complete complex tasks.
b) Large and complex computer programs are generally written by programmers.
c) Computer programs are composed of extremely primitive operations.
d) All of the listed options.

Ans: d

,Title: TB 1.3 Which statements regarding computer programs are correct?
Difficulty: Easy
Section Ref: 1.2



4. A computer chip is primarily made from which of the following elements?
a) Iron
b) Silver
c) Silicon
d) Lead

Ans: c
Title: TB 1.4 A computer chip is primarily made from which element?
Difficulty: Easy
Section Ref: 1.3



5. What is the function of a CPU?
a) Processing data and controlling programs
b) Performing arithmetic operations
c) Fetching and storing data
d) All of the listed options

Ans: d
Title: TB 1.5 What is the function of a CPU?
Difficulty: Easy
Section Ref: 1.3



6. Which one of the following memory types provides storage that persists without electricity?
a) RAM
b) Secondary storage
c) ROM
d) All of the listed options

Ans: b
Title: TB 1.6 Which memory type provides storage that persists without electricity?
Difficulty: Easy
Section Ref: 1.3



7. Consider a scenario in which you develop a C++ program on a computer with a Pentium
processor and compile the program into the corresponding machine language. Which of the
following points are true while running the same program on a computer that has an alpha
processor?
a) The machine code from the Pentium processor runs fine on the alpha processor.
b) You need different source code for the alpha processor.

,c) You need to recompile the C++ program on the computer with an alpha processor.
d) You cannot run the program on a computer with an alpha processor because C++, being a
high-level programming language, is machine dependent.

Ans: c
Title: TB 1.7 Which is true about running a C++ program on a different processor?
Difficulty: Medium
Section Ref: 1.4



8. Which one of the following translates high-level descriptions into machine code?
a) Assembler
b) Linker
c) Compiler
d) Interpreter

Ans: c
Title: TB 1.8 Which translates high-level descriptions into machine code?
Difficulty: Easy
Section Ref: 1.4



9. What name do you use for small computers that are programmed to control automobile
engines and cell phones?
a) Micro computers
b) Mini computers
c) Embedded systems
d) Virtual systems

Ans: c
Title: TB 1.9 What are small computers programmed to control engines and phones called?
Difficulty: Easy
Section Ref: 1.6



10. Suppose that a computer virus infects your computer and corrupts the files you were going to
submit for your current homework assignment. What precaution could have saved you from a
disastrously bad grade for this assignment?
a) Purchase an anti-virus program to remove the virus from your computer.
b) Defragment the hard drive.
c) Purchase an extended warranty for your computer.
d) Make regular backups of all your important files.

Ans: d
Title: TB 1.10 What can prevent you from losing files that get corrupted?
Difficulty: Easy
Section Ref: 1.7

, 11. Which one of the following statements regarding backup strategies for C++ files is correct?
a) You should regularly back up the object code files to prevent loss of valuable work.
b) You should regularly print out your work so you can retype it in case of data loss.
c) You should check your backups only in case of loss of data.
d) Your compiler automatically makes backups of your source files.

Ans: c
Title: TB 1.11 Which statement regarding backup strategies for C++ files is correct?
Difficulty: Medium
Section Ref: 1.7



12. Which of the following statements should you include in a C++ program to perform an input
or output operation?
a) using namespace std;
b) #include <iostream>
c) int main()
d) All of the listed options

Ans: d
Title: TB 1.12 Which statements should you include to perform an input or output operation?
Difficulty: Easy
Section Ref: 1.8



13. What is the output of the following code snippet?
#include <iostream>
using namespace std;

int main()
{
cout << "Goodbye" << endl << "Come again" << endl;
return 0;
}
a) Goodbye Come again
b) Goodbye
Come again
c) Goodbye
Come
again
d) No output due to compilation errors

Ans: b
Title: TB 1.13 What is output of snippet (with cout and endl)?
Difficulty: Easy
Section Ref: 1.8