Exam (elaborations)
Practical Computer Literacy 4e June Jamrich Parsons Dan Oja
- Module
- Practical Computer
- Institution
- Practical Computer
Practical Computer Literacy 4e June Jamrich Parsons Dan Oja
[Show more]
Content preview
,Chapter 1: Computer HardwareTRUE/FALSE
1. Input can be supplied by a person or by the environment, but not by another computer.
ANS: F PTS: 1 REF: 3
2. Servers are mainframe computers specially suited to store and distribute data.
ANS: F PTS: 1 REF: 4
3. A key feature of computers is their programmability.
ANS: T PTS: 1 REF: 6
4. The system unit is the component that holds the computer’s circuit boards, CPU, power supply,
memory, and storage devices, but never includes a keyboard.
ANS: F PTS: 1 REF: 8
5. A computer is an electronic, digital device that works with continuous data.
ANS: F PTS: 1 REF: 10
6. Transferring data from disk to memory is as fast as transferring data from memory to the processor.
ANS: F PTS: 1 REF: 11
7. In the world of computers “kilo” means 1,000.
ANS: F PTS: 1 REF: 12
8. The microprocessor is the most important, and usually the most expensive, component of a computer.
ANS: T PTS: 1 REF: 13
9. When ROM receives power, its RAM BIOS instructions are activated and they load the operating
system to the ROM.
ANS: F PTS: 1 REF: 15
10. CDs, DVDs, and BDs are classified as removable storage technologies.
ANS: T PTS: 1 REF: 17
MODIFIED TRUE/FALSE
1. Storage is the area of a computer that temporarily holds data waiting to be processed, saved, or output.
_________________________
ANS: F, Memory
, PTS: 1 REF: 3
2. A(n) laptop computer is a portable computing device featuring a touch-sensitive screen.
_________________________
ANS: F, tablet
PTS: 1 REF: 5
3. Smartphones and tablet computers that have cellular connectivity are sometimes classified as all-in-
one devices. _________________________
ANS: F
mobile
portable
PTS: 1 REF: 6
4. The process of copying files from a network server to your own computer is referred to as uploading.
_________________________
ANS: F, downloading
PTS: 1 REF: 7
5. Desktop and laptop computers are equipped with a(n) mouse/touchpad as the primary input device.
_________________________
ANS: F, keyboard
PTS: 1 REF: 8
6. ASCII uses eight bits to represent each character. _________________________
ANS: F, Extended ASCII
PTS: 1 REF: 10
7. Gigabits are often used when referring to the speed of data transmission over a computer network
connection. _________________________
ANS: F, Megabits
PTS: 1 REF: 12
8. The computer startup sequence is referred to as the start process. _________________________
ANS: F, boot
, PTS: 1 REF: 15
9. Most computers include a(n) optical drive that uses a small laser light to read data stored on CDs,
DVDs, or Blu-ray disks. _________________________
ANS: T PTS: 1 REF: 16
10. A(n) DVD is a storage medium with 25 GB capacity in a single layer. _________________________
ANS: F
BD
Blu-ray disk
BD (Blu-ray disk)
Blu-ray disk (BD)
PTS: 1 REF: 17
MULTIPLE CHOICE
1. Computer _____ is whatever is typed into, submitted to, or transmitted to a computer system.
a. output c. input
b. data d. information
ANS: C PTS: 1 REF: 3
2. Most processing in a computer takes place in a component called the _____ processing unit.
a. arithmetic c. control
b. central d. data
ANS: B PTS: 1 REF: 3
3. Which of the following helps a computer to control itself to operate efficiently?
a. computer hardware c. system control software
b. application programs d. operating system
ANS: D PTS: 1 REF: 3
4. The _____ is the area of a computer that temporarily holds data waiting for being processed, saved, or
output.
a. memory c. hard disk
b. storage d. processing unit
ANS: A PTS: 1 REF: 3
5. Which of the following computers can be configured to perform the work of server?
a. mainframe c. supercomputer
b. personal computer d. all of the above
ANS: D PTS: 1 REF: 4
6. A computer falls into the supercomputer category if it is, at the time of construction, one of the _____
computers in the world.
a. fastest c. most reliable
b. biggest d. newest
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller evileye251. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £20.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
78252 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy revision notes and other study material for 14 years now