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RAM, ROM & OTHER MEMORY
QUESTIONS #2


INTRODUCTION

QUESTIONS

1. IRQ's, COM's, ESD, I/O ADDRESSES, CONNECTORS, SAFETY

2. RAM, ROM & MEMORY

3. CPU MODELS , BUSES

4. HARD DRIVE's, FLOPPY's, CDROM's,

5. MODEMS, NETWORKS

6. MONITOR's

7. PRINTER's

8. MORE CONNECTOR's , CABLE's

9. DOS/WINDOWS

10.DOS/WINDOWS

11. MISC/
TROUBLE-SHOOTING


REFERENCE TABLES

IRQ's

I/O ADDRESS's

LOGICAL MEMORY

PHYSICAL MEMORY

POST ERROR CODES

CPU TYPES

BUS TYPES

DRIVE CABLES

MODEM COMMANDS

NETWORKING

MONITOR's

PRINTER TYPES

LASER STEPS

HP-LASER ERROR CODES

CONNECTORS

CABLES


GO TO     25     50     REFERENCE TABLES
1. The memory addresses from 0 to 640KB are known as
     A. conventional memory
     B. expanded memory
     C. high memory
     D. common memory
2. The major advantage of using Flash ROM is
     A. you can upgrade BIOS without replacing the chip
     B. memory capacity is increased
     C. you do not have to re-load the operating system
     D. hard drives are protected
3. When an I/O device such as a serial port or modem is not enabled during startup, what is the cause?
     A. corrupted memory
     B. failed BIOS
     C. monitor burnout
     D. lost clusters
4. What device uses a battery to keep settings when the computer is turned off?
     A. CMOS
     B. Hard drive
     C. RAM
     D. ROM
5. You might flash the BIOS when?
     A. adding peripherals
     B. replacing memory
     C. replacing the CPU
     D. adding a video card
6 .Which provides the quickest access to data?
     A. ROM
     B. IDE
     C. SCSI
     D. RAM
7 . What does TSR stand for?
     A. Terminate and Stay Ready
     B. Terminate and Stay Resident
     C. Terminal Stays Ready
     D. Testing System Ready
8 . A SIMM has how many pins?
     A. 36
     B. 30
     C. 34
     D. 40
9 . How much memory is conventional memory?
     A. 640K
     B. 1024k
     C. 1204k
     D. 512k
10 . What component would most likely cause a parity error?
     A. ROM
     B. controller
     C. software
     D. RAM
11 . What is considered firmware?
     A. DOS
     B. Windows
     C. Windows 95
     D. BIOS (ROM)
12 . Which computer system component is used for short- term data storage?
     A. Hard drive
     B. Floppy drive
     C. Tape drive
     D. RAM
13 . Nanoseconds are used to measure the speed of what computer system component?
     A. CD-ROM
     B. Floppy drive
     C. Hard drive
     D. RAM
14 . Which type of RAM is normally the fastest?
     A. DRAM
     B. VRAM
     C. SRAM
     D. WRAM
15 . DRAM is best described by what statement?
     A. DRAM does not need refresh
     B. Continuously needs refresh
     C. DRAM is faster than SRAM
     D. DRAM is faster than WRAM
16 . What does the term "SIMMs" refer to?
     A. Standard RAM used on a computer
     B. Used for BIOS memory
     C. RAM used for virtual memory
17 . What action will enable more applications to run simultaneously?
     A. Add larger hard drive
     B. Increase size of Swapfile
     C. Add RAM
     D. Upgrade CPU
18 . Upper Memory blocks are located where ?
     A. Conventional Memory
     B. Extended Memory
     C. Expanded memory
     D. Reserved Memory
19 . Define HMA
     A. any memory above 590K
     B. any memory above 640K
     C. The first 64K of extended memory
     D. The first 64K of expanded memory
20 .One reason for an incorrect time/date setting could be
     A. low power supply voltage
     B. low CMOS battery
     C. low disk space
     D. a bad UPS
21 . The following drive type parameters can be configured in CMOS EXCEPT
     A. tracks
     B. cylinders
     C. seek time
     D. number of heads
22 . What type of chip contains low level software for configuring the system's capabilities with hardware?
     A.CPU
     B. UART
     C. SIMM
     D. BIOS
23. What contains the computer BIOS and maintains its data with the use of a battery for periods when the system is powered down?
     A. CMOS
     B. RAM
     C. DRAM
     D. CPU
24. What are the first 64K of extended memory?
     A. Upper memory
     B. High memory area
     C. Conventional memory
     D. Expanded memory
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25 . What memory is located between 640k and 1024K that is used to load DOS drivers to allow applications more conventional memory?
     A. Expanded memory
     B. Extended memory
     C. Conventional memory
     D. Upper memory
26 . What memory is located above the first 1024K of memory?
     A. Conventional
     B. Extended
     C. Upper
     D. Expanded
27 .What memory is addressed in pages of 16k?
     A. Expanded
     B. Extended
     C. Upper
     D. Conventional
28 . What type of ROM chip has a window that allows the chip to be erased with an ultraviolet light?
     A. SROM
     B. PROM
     C. EPROM
     D. EEPROM
29. What type of ROM chip is erasable using software?
     A. SROM
     B. PROM
     C. EPROM
     D. EEPROM
30. Which DOS driver is used to manage extended memory?
     A. Mem386.sys
     B. Himem.sys
     C. Ramdrive.sys
     D. EMM386.exe
31.Which DOS driver is used to emulate expanded memory?
     A. Himem.sys
     B. Mem386.sys
     C. Ramdrive.sys
     D. EMM386.exe
32 . What types of RAM needs to be refreshed at a regular rate?
     A. SRAM
     B. ROM
     C. EEPROM
     D. DRAM
33. Which type of memory would not be considered to be volatile memory?
     A. SRAM
     B. DRAM
     C. ROM
     D. None of the above
34 . The system BIOS and ROM chips are called:
     A. Software
     B. Firmware
     C. Hardware
     D. Bootware
35 . Checking the hard disk while running Windows 3.1, you discover a very large file called 386SPART.PAR. what is this file?
     A. Windows permanent swap file
     B. Windows temporary swap file
     C. A temporary file created when installing Windows 3.1
     D. A temporary file created when installing DOS
36 . You are looking at a memory module thought to be a DIMM module. How many pins would be on a DIMM module?
     A. 16 pins
     B. 30 pins
     C. 76 pins
     D. 168 pins
37. Virtual memory refers to what process?
     A. The process of swapping data in and out of reserved memory
     B. Swapping memory from extended to expanded
     C. Using a file on the hard disk to simulate RAM
     D. Using extended memory to simulate expanded memory
38 . A parity error usually indicates a problem with:
     A. hard drive
     B. memory
     C. hard drive controller
     D. i/o controller
39 . What's the size of the conventional memory?
     B. 256 KB
     A. 640 KB
     C. 1024 KB
     D. 1088 KB
40 . Soft memory errors are caused by____
     A. Bad Simm
     B. Short in circuit
     C. Random events
41. "Parity" errors usually indicate bad memory.
     A. true
     B. false
42 . If you get frequent general protection faults, this could indicate:
     A. A hard drive cable connected incorrectly
     B. Too much RAM is installed
     C. Poor quality of memory chips
     D. All of the above
43 . POST stands for:
     A. positive operating system test
     B. particle of static transfer
     C. power on self test
     D. printer online static test
44 . The POST is performed by
     A. The Rom Bios Chip
     B. The Basic Rom Chip
     C. The Disk operating system
     D. The RAM Chip
45 . ----- error code identifies a floppy drive problem
     A. 301
     B. 401
     C. 501
     D. 601
46. A series 300 error is a problem with the ______.
     A. Keyboard
     B. Floppy drive
     C. Video
     D. Memory
47 . During boot-up, the memory test:
     A. Checks and verifies that contiguous memory is installed
     B. Displays what memory is installed, but nothing else
     C. Is an operational error
     D. Is a superfluous step that should be ignored
48 . During the boot process, a system first counts memory from where?
     A. Expansion memory board
     B. Cache
     C. System board
     D. Video adapter
49 . The following process determines the amount of memory present, the date/time, and which communications ports and display adapters are installed in a microcomputer?
     A. Power on Self Test
     B. Start-up utility test
     C. Power up boot process
     D. Power on start up process
50 . In ROM BIOS, the acronym BIOS stands for:
     A. Basic Input Output System
     B. Basic Industry Operating System
     C. Basic Intuitive Output Set
     D. Basic Input Organizational System
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51 . What is a common complication when adding a 1.6G IDE hard drive to an older system such as a 16 Mhz 80386 system?
     A. The drive is too big for the available drive bays
     B. The old style IDE connector won't plug in properly
     C. The power supply may be sufficient
     D. System BIOS needs to be upgraded
52 . During the normal PC boot process, which of the following is active first?
     A. Hard disk information
     B. ROM BIOS
     C. CMOS
     D. RAM
53 . When SHADOWING is enabled in a computers BIOS:
     A. Instructions stored in various ROM chips are copied into extended memory
     B. Values are stored twice in the memory for redundancy checking
     C. The conventional memory is re-mapped to the top of the extended memory
     D. Data stored in RAM chips on adapter cards are shadowed into extended memory
54 . What may you need to upgrade after installing a brand new IDE drive on your old PC?
     A. new drive controller
     B. more Ram
     C. ROM BIOS
     D. new operating system
55 . You have an old PC that you decide to upgrade with a 1 gig IDE hard drive. You find that you can't configure CMOS to see the entire hard drive. The best you can do is 540 Meg. What is the fix?
     A. use a device driver that makes the bios see the drive as simply a block storage device, or upgrade the bios if possible
     B. put multiple partitions on the hard drive
     C. manually input the sectors, cylinders, and heads
     D. make the bios think it's a SCSI drive
56 . In CMOS setup, if you enable Shadowing, what happens?
     A. rom memory is minimized
     B. rom memory is maximized
     C. rom is copied to ram
     D. rom cannot be used by the bios
57 . Basic system configuration information is stored in
     A. Config.sys
     B. BIOS
     C. ROM
     D. CMOS
58 . If you enable ROM BIOS Shadowing in CMOS, what happens?
     A. ROM memory is minimized
     B. ROM is used in place of RAM
     C. A copy of the BIOS is placed in RAM
59 . A series 100 POST error code indicates a problem with the:
     A. hard drive
     B. ram or rom
     C. system board
     D. video adapter
60 . A series 200 POST error code indicates a problem with:
     A. hard drive
     B. ram or rom
     C. system board
     D. video adapter
61 . A series 400, 500, or 2400 POST error code indicates a problem with:
     A. hard drive
     B. ram or rom
     C. system board
     D. video adapter
62 . A series 1700 POST error code indicates a problem with:
     A. hard drive
     B. ram or rom
     C. system board
     D. video adapter
63 . In a DMA transfer, which component is responsible for controlling data transfer?
     A. BIOS
     B. CPU
     C. PCI bus
     D. I/O device
64 . What type of DMA transfer will operate when a CPU is operating?
     A. multitasking
     B. burst mode
     C. DUAL mode
     D. cycle-stealing
65 . What type of software often uses the ROM BIOS?
     A. system
     B. application
     C. learning
     D. games
66 . What type of RAM "sockets" can be seen on motherboards?
     A. 30 pin SIMM's
     B. 72 pin SIMM's
     C. 168 pin DIMM's
     D. all of the above
67 . If a bank of memory, on the motherboard, is full of SIMM/DIMM memory it is called
     A. Populated
     B. Unpopulated
     C. Complete
     D. Banked
68 . Which of the following memory speeds is the fastest?
     A. 40ns
     B. 70ns
     C. 80ns
     D. 100ns
69 . This type of memory uses a clock to synchronize a memory chip's input and output signal.
     A. Cache
     B. DIMM
     C. DRAM
     D. SRAM
70 . Primary and Secondary cache uses which type of memory?
     A. DIMM
     B. SIMM
     C. DRAM
     D. SRAM
71 . Memory integrated into the processor is:
     A. Main Memory
     B. Pipeline Cache
     C. Primary Cache
     D. Level 2 Cache
72 . How many 30-bit SIMMS are required to populate a bank on a 486 system that has a 32-bit data bus?
     A. 2
     B. 3
     C. 4
     D. 5
73 . Device drivers loaded in the config.sys file is loaded into the following memory area:
     A. Conventional Memory
     B. Upper Memory
     C. Extended Memory
     D. Expanded Memory
74 . Device drivers that are loaded in Windows 3.x are loaded into the following file:
     A. Config.sys
     B. Registry
     C. System.ini
     D. Command.com
75 . Most manufacturers setup their BIOS to load into what area of memory during the boot process.
     A. Conventional Memory
     B. First 640K of Memory
     C. Upper Memory
     D. Extended Memory
76 . This is a technique for transferring data from main memory to a device without passing it through the CPU.
     A. Direct Memory Association
     B. Direct Memory Address
     C. Direct Memory Access
     D. Interrupt Request
77 . Select the devices below that would use DMA
     A. Tape Drive
     B. Floppy Drive
     C. Sound Card
     D. all the above
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LOGICAL MEMORY MAP
Expanded Memory Uses virtual memory Uses bank-switching to page data in and out of Upper memory quickly.
Extended Memory 1088k - end of memory Was created for DOS applications to be able to access RAM outside of the first 640k.
High Memory Area 1024k - 1088k. Reserved for use by single application or utility.
Upper Memory

640k-1024k
960k - 1024k. Motherboard BIOS
768k - 960k. BIOS and RAM Buffers
768k - 832k. Used for Page Frames when Expanded memory driver is loaded
640k - 768k. Video RAM
Conventional
Memory
1k-640k. Used for DOS applications and TSR's
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PHYSICAL MEMORY TYPES
SRAMStatic random access memory Older type of ram. Uses transistors to store information
DRAMDynamic random access memoryUses capacitors to store memory.Requires refresh
ROM Read only memory Data in ROM can not be erased or changed
PROMProgrammable ROM After the data is programmed into ROM, it can't be erased or changed
EPROM Erasable PROM Data can be erased by shining special ultraviolet light through a small window on the chip. The chip can then be reprogrammed
EEPROM Electronically erasable PROMData can be erased by sending a special electric charge. Chip can then be reprogrammed. Modern computers use EEPROM to store BIOS.
VRAMvideo ram Special type of ram used on video cards.
WRAMWindows RAM Specialized memory for Windows accelerator cards, faster than normal VRAM, can be read from or written to simultaneously. (Dual-Ported memory)
CACHE
MEMORY
memory used to cache CPU instructionsL1 cache located on CPU. L2 cache is external cache, located on motherboard.
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POST ERROR CODES
BEEP
CODES
PROBLEM
No beep ,system dead Power supply dead, not plugged in
Countinuous beeps Power supply bad or not plugged in correctly to motherboard, or keyboard stuck.
Repeating short beeps Power supply may be bad
1 short beep nothing on screen Video card failure
1 short beep,
video present but system won't boot
Bad floppy drive, cable or controller
1 short beep,
video present,
system boots
Normal operations
2 short beeps Configuration error
1 long beep,
1 short beep
System board bad
1 long beep,
2 short beeps
Video card failure
NUMBER
CODES
PROBLEM
Series
1 * *
Any series 1 * * are related to system board problem
161 CMOS battery failure
164 Memory size error, usually following a memory upgrade (Run BIOS setup to recognize the new memory)
Series
2 * *
Any series 2 * * indicates a memory related problem.
201 Memory test failed, 1 or more portions of RAM were found to be bad
Series
3 * *
Any series 3 * * usually indicate keyboard problem
Series
4 * *
Monochrome video problems
Series
5 * *
Color video problems
Series
6 * *
Floppy disk system problems
Series
17 * *
Hard disk problem or hard disk controller
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