kunci cisco chapter 1 essentials (4.0)

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Take Assessment - Chapter 1 Exam - IT Essentials (Version 4.0)


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Which type of memory is primarily used as cache memory?
DRAM
RAM
ROM
SRAM *

2
A technician has been asked to install memory that detects multiple bit errors and corrects single bit errors in memory. Which type of memory should be installed if the motherboard supports these features?
parity
ECC *
fault tolerant
CRC

3
Which type of memory is unable to have the contents modified?
DRAM
RAM
ROM
SRAM*

4
Which two activities are normally controlled by the Northbridge part of the chip set? (Choose two.)
communication between the CPU and the I/O ports
access to the RAM*
communication between the CPU and the hard drive
access to the video card*
communication between the CPU and the sound card

5
What are the two connector types for the 1394a interface? (Choose two.)
2-pin
4-pin*
6-pin*
8-pin
9-pin
15-pin

6



Refer to the exhibit. Which type of cable is shown in the graphic?
FireWire
Parallel
Serial*
USB

7
Which three system resources are commonly used for communication between the CPU or memory and other components in the computer? (Choose three.)
IRQ*
DMA*
UDP
I/O address*
USB
PnP

8
Which two characteristics of a motherboard can be determined by the form factor? (Choose two.)
type of processor supported
color
size*
maximum memory supported
shape*

9
Which type of ROM can be reprogrammed with software while it is still physically installed in the computer?
EEPROM*
EPROM
PROM
ROM

10
A technician is helping a customer compare two hard drives. Which unit of measurement is used for the hard drive speed?
revolutions per minute*
gigabytes
pages per minute
clusters per minute

11
Which three devices are considered output devices? (Choose three.)
fingerprint scanner
headphones*
keyboard
monitor*
mouse
printer*

12
Which type of computer resources are direct lines to the processor used by computer components to request information from the CPU?
DMAs
I/O addresses
IRQs*
memory addresses

13
How many conductors are found in a SATA data cable?
3
4
7*
10
12

14
Which two devices are considered input devices? (Choose two.)
biometric authentication device*
printer
digital camera*
projector
speakers

15
Which CPU architecture uses a small set of instructions that are designed to be executed rapidly?
CISC
RAID
RISC*
RISK
SCSI

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Take Assessment - Chapter 1 Exam - IT Essentials (Version 4.0)


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Which two form factors are commonly used to build a new computer? (Choose two.)
BTX*
NLQ
ATX*
CLV
ECC

17
PATA data cables are available in two different types. The types are distinguished by the number of conductors. Which two types are available? (Choose two.)
6
40*
68
80*
120

18
Which two categories are used to classify CPU architecture? (Choose two.)
ATX
BTX
CISC*
PnP
RISC*
ZIF

19
A technician needs to back up 4 GB of data using a single storage medium. Which medium can hold the entire 4 GB on a single disc?
floppy disc
CD-RW
CD-R
DVD+/-R*

20
Which important feature is offered by the USB standard?
A single USB connection to a computer can support up to 255 separate devices.
It offers rates of around 580 Mb/sec in low-speed mode.
It allows up to 920 Mb/sec in the 2.0 version.
It can supply power from the computer to devices.*

21
Which two characteristics are determined by the chip set on a motherboard? (Choose two.)
maximum amount of memory that can be installed*
operating system compatibility
type of connectors that will be on the motherboard*
keyboard layout

22 (gambar putih2 port banyak)



Refer to the exhibit. What is the maximum length of the cable presented in the graphic, which is commonly used for connecting a computer to a printer?
15 ft (4.5 m)*
20 ft (6 m)
27 ft (8 m)
30 ft (9 m)

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