ITE 221 FINAL EXAM UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

ITE 221 FINAL EXAM UPDATED ACTUAL QUESTIONS AND
CORRECT ANSWERS

Question:
1. A storage device consists of a read/write mechanism and a storage medium.
Answer:
True

Question:
2. The ____ is the device or substance that actually holds data.
Answer:
storage medium

Question:
3. ____ is a read-ahead RAM that uses the same clock pulse as the system bus.
Answer:
Synchronous DRAM

Question:
4. A ____ device isn't restricted to any specific order when accessing data.
Answer:
random access

Question:
5. A ____ is a CPU cycle spent waiting for access to an instruction or data.
Answer:
wait state

Question:
6. A storage device or medium is ____ if it can't hold data reliably for long periods.
Answer:
volatile

Question:
7. Block size is normally stated in bytes and is generally the same between storage devices, especially in a
single storage device.
Answer:
False

Question:
8. Capacitors can charge and discharge much faster than batteries.
Answer:
True

,Question:
9. Cost per unit decreases as an access method moves from serial to random to parallel.
Answer:
False

Question:
10. Data is represented in the CPU as ____.
Answer:
digital electrical signals

Question:
11. Memory devices comprised of semiconductors and other forms of RAM with long-term or permanent
data retention are generically known as ____.
Answer:
nonvolatile memory

Question:
12. Modern computers use memory implemented with ____.
Answer:
semiconductors

Question:
13. Primary storage extends the limited capacity of CPU registers.
Answer:
True

Question:
14. SRAM has higher density then DRAM.
Answer:
False

Question:
15. Serial access time depends on the current position of the read/write mechanism and the position of the
target data item in the storage medium.
Answer:
True

Question:
16. Storage device speed is called ____.
Answer:
access time

Question:
17. The ____, a newer packaging standard, is essentially a SIMM with independent electrical contacts on
both sides of the module.

, Answer:
double inline memory module

Question:
18. The physical structure of a storage device's read/write mechanism and storage medium determines the
ways in which data can be accessed.
Answer:
True

Question:
19. The surface area allocated to store on a bit is called the ____.
Answer:
areal density

Question:
20. The term ____ describes primary storage devices that are implemented as microchips, can read and
write with equal speed, and can randomly access bytes, words, or larger data units.
Answer:
RAM

Question:
21. Volatility is a matter of degree and conditions.
Answer:
True

Question:
22. Wait states increase CPU and computer system performance.
Answer:
False

Question:
23. ____ stores each bit by using a single transistor and capacitor.
Answer:
Dynamic RAM

Question:
24. A storage device consists of a read/write mechanism and a(n)
Answer:
storage medium

Question:
25. Each refresh operation in DRAM is called a(n)
Answer:
refresh cycle

Question:
26. A(n) ____________________ provides the interface between the storage device and system bus.