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| 1 | |
What is the arithmetic logic unit? |
| | A) | The actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together |
| | B) | Interprets software instructions and literally tells the other hardware devices what to do, based on the software instructions |
| | C) | A type of CPU that can recognize as many as 100 or more instructions, enough to carry out most computations directly |
| | D) | Performs all arithmetic operations (for example, addition and subtraction) and all logic operations (such as sorting and comparing numbers) |
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| 2 | |
What is the number of bits (0s and 1s) that can be processed by the CPU at any one time? |
| | A) | Clock speed |
| | B) | Word length |
| | C) | Bus width |
| | D) | Chip line width |
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| 3 | |
What detects the presence or absence of a mark in a predetermined place (popular for multiple-choice exams)? |
| | A) | Magnetic ink character reader |
| | B) | Optical-character recognition |
| | C) | Optical-mark recognition |
| | D) | Point-of-sale |
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| 4 | |
What provides the tools for data retrieval, modification, deletion, and insertion? |
| | A) | Data management |
| | B) | Desktop publishing |
| | C) | E-mail |
| | D) | Groupware |
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| 5 | |
Which of the following is not one of the three components of an enterprise architecture? |
| | A) | Application architecture |
| | B) | Information architecture |
| | C) | Services architecture |
| | D) | Infrastructure architecture |
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| 6 | |
What refers to how well a system can adapt to increased demands? |
| | A) | Scalability |
| | B) | Capacity planning |
| | C) | Reliability |
| | D) | Availability |
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| 7 | |
What addresses when systems can be accessed by employees, customers, and partners? |
| | A) | Scalability |
| | B) | Capacity planning |
| | C) | Reliability |
| | D) | Availability |
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| 8 | |
What is an open system? |
| | A) | Contains a repertoire of Web-based data and procedural resources that use shared protocols and standards permitting different applications to share data and services |
| | B) | The capability of two or more computer systems to share data and resources, even though they are made by different manufacturers |
| | C) | A broad, general term that describes nonproprietary IT hardware and software made available by the standards and procedures by which their products work, making it easier to integrate them |
| | D) | A computer system designed that in the event a component fails, a backup component or procedure can immediately take its place with no loss of service |
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| 9 | |
Which of the following is a type of backup/recovery media? |
| | A) | DVD |
| | B) | Tape |
| | C) | Disk |
| | D) | All of the above |
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| 10 | |
What is the primary difference between the different types of backup/recovery media? |
| | A) | Speed |
| | B) | Cost |
| | C) | Expense |
| | D) | All of the above |
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