Self Test :An Overview of Computers and Programming Languages

An Overview of Computers and Programming Languages

INSTRUCTIONS: Answer each question below. Click the 'Grade Test' button to receive a graded study guide. You will not get a grade until all questions are answered.

1. Devices that the computer uses to display results are called ____.
1. A: memory cells
2. B: output devices
3. C: input devices
4. D: registers



2.A hard disk is an example of ____.

1. A: temporary memory
2. B: secondary storage
3. C: main memory
4. D: cell storage

3 A ____ is a set of statements whose objective is to accomplish something.

1. A: function
2. B: mnemonic
3. C: loader
4. D: linker

4 A ____ is equivalent to 1,024 bytes.

1. A: terabyte
2. B: gigabyte
3. C: kilobyte
4. D: megabyte

5 The C++ statement,____, allows you to use the cout object and the endl manipulator.

1. A: return 0;
2. B: using namespace std;
3. C: int main()
4. D: #include

6 Devices that feed data and programs into computers are called ____.

1. A: memory cells
2. B: output devices
3. C: input devices
4. D: registers

7 ____ signals represent information with a sequence of 0s and 1s.

1. A: Source
2. B: Processor
3. C: Analog
4. D: Digital

8 A sequence of eight bits is called a(n) ____.

1. A: gigabyte
2. B: kilobyte
3. C: octabit
4. D: byte

9 ____ signals are continuous wave forms used to represent such things as sound.

1. A: Digital
2. B: Binary
3. C: Analog
4. D: Source

10 The C++ statement, ____, returns the value 0 to the operating system when the program terminates.

1. A: endl 0;
2. B: return 0;
3. C: cout << 0;
4. D: int main()

11 The ____ component of the CPU carries out all arithmetic and logical operations.

1. A: CU
2. B: ALU
3. C: IR
4. D: PC

12 A(n) ____ combines an object program with other programs in the SDK library.

1. A: assembler
2. B: compiler
3. C: linker
4. D: loader

13 The language of a computer is called ____.

1. A: source code
2. B: assembly language
3. C: system code
4. D: machine language

14 To store a character belonging to Unicode, you need ____ bytes.

1. A: one
2. B: two
3. C: seven
4. D: eight

15 The ____ component of the CPU points to the next instruction to be executed.

1. A: PC
2. B: IR
3. C: ALU
4. D: CU

16 The ____ component of the CPU holds the instruction currently being executed.

1. A: CU
2. B: ALU
3. C: PC
4. D: IR

17 Main memory is also referred to as ____.

1. A: RAM
2. B: ALU
3. C: CPU
4. D: IR

18 A(n) ____ loads an executable program into main memory for execution.

1. A: assembler
2. B: compiler
3. C: linker
4. D: loader

19 In C++, the stream insertion operator is ____.

1. A: //
2. B: ::
3. C: <<
4. D: ;

20 A(n) ____ is a unique location in main memory for each cell.

1. A: register
2. B: counter
3. C: signal
4. D: address