CIS 312 Week 4 Midterm Exam
1. A ____ network is a complex combination of communication protocols, methods of data transmission, and network hardware devices
2. Some experimental computers have used quantum physics to perform data storage and computation
3. ____ is typically the cheapest component of current information systems
4. The biggest impetus for the change to electronic computing devices came during World War I.
5. A machine capable of addition can perform multiplication by executing the addition function multiple times
6. A(n) ____ is a stored set of instructions for responding to a specific request, much as you might look up a recipe to prepare a particular dish.
7. Mechanical computers were used during World War I to compute trajectory tables for naval guns and torpedoes
8. The ____ software layer has utility programs used by end users and system administrators to manage and control computer resources.
9. If the instruction format is ____, the amount by which the instruction pointer must be incremented after each fetch is a constant
10. Shifting an 8-bit twos complement value to the right by seven positions is a simple way to extract and test the sign bit.
11. A(n) ____ instruction generates the result true if both of its data inputs are true
12. A(n) ____ instruction suspends the normal flow of instruction execution in the current program
13. The operand of a CPU instruction cannot contain the location of a data item.
14. MOVE tests the bit values in the source location and moves these values to the destination location
15. A ____ instruction copies data bits to storage locations and can copy data between any combination of registers and primary storage locations.
16. A ____ performs specific tasks that can be counted or measured.
17. The surface area allocated to a bit is called the ____.
18. Wait states increase CPU and computer system performance
19. Multiple hard drives can be enclosed in a single storage cabinet; this arrangement is referred to as a ____.
20. ____ is a generic term for describing secondary storage data transfer units
21. Early computers implemented primary storage as rings of ferrous material, a technology called ____.
22. Volatility is a matter of degree and conditions
23. The time the disk controller must wait for the right sector to rotate beneath the heads is called ____.
24. A storage device or medium is ____ if it can’t hold data reliably for long periods
25. A(n) ____ is a related group of primitive data elements organized for some type of common processing and is defined and manipulated in software.
26. A(n) ____ is a data structure containing both traditional (static) data elements and programs that manipulate the data
27. Understanding data representation is key to understanding hardware and software technologies
28. The data types a CPU supports are sometimes called ____ data types
29. The fractional portion of a real number is represented by digits to the right of the ____.
30. With any fixed-width data storage format, it’s possible that the result of a computation will be too large to fit in the format
31.Automated data processing combines physics and mathematics
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49. To make an informed choice when purchasing a computer, you must know your preferences and requirements, such as the application software you plan to use and whether you plan to discard or upgrade the computer in a year or two.
50. Given the rapid pace of change in computer technology, a manager must have a broad understanding of current technology and _____.