Core 1 220-1101 Section 1

Question 1

Common battery types in laptops

Answer 1

Lithium-Ion (Li-ion)
Lithium-Ion polymer (LiPo)

Question 2

What memory form factor are all the programs in a laptop are executed?

Answer 2

SO-DIMM
Small outline dual in-line memory

Question 3

Magnetic disk drives are what type of memory?

Answer 3

Hard disk drive

Question 4

Name the parts of a magnetic disk drive.

Answer 4

Platters (disks)
read/write heads
actuator arms
spindle motor
controller board

Question 5

Advantages of HDD

Answer 5

Cost effective
large storage capacities

Question 6

Disadvantages of HDD

Answer 6

Mechanical failure
Slower read/write speeds
Higher power consumption

Question 7

Troubleshooting common issues with HDD

Answer 7

Disk errors
Bad sectors
Drive not detected by system

Question 8

HDD interface types

Answer 8

SATA (Serial ATA)
IDE (Integrated Drive Electronics)

Question 9

How is HDD speeds measured?

Answer 9

RPM (revolutions per minute)

Question 10

How is data stored in HDD?

Answer 10

Stored on disks in binary form via magnetizing tiny sections of disk surface.

Question 11

How to troubleshoot disk errors for HDD?

Answer 11

Check disk utility for drive errors - they automatically repair logical file systems errors.

Check SMART monitoring tool for drive’s health status.

Update drivers/firmware - check if outdated.

Check cables - verify cables connecting to motherboard are secure.

Question 12

Storage device that uses flash memory to store data persistently?

Answer 12

SSD (solid state drive)