CIS 2332 Exam #1 - Hardware   

CIS 2332 Exam #1: Hardware   

Fill the Identification Number with you PSID (starting from the left)

Mark the best answer on the scantron.

1.    Which of the following sentences is correct?

a.    Arithmetic log unit is used to perform both integer and floating point computation

b.    CPU is used to fetch, decode and execute instructions

c.    Control unit is used to perform integer arithmetic and bitwise logic operations

2.    Which of the following answers is correct?

a.    Main memory can be used as CPU register

b.    Access to registers is much faster than accessing memory for CPU

c.    ter is the CPU cache

3.    Which of the following answers is correct with regard to CISC and RISC?

a.    RISC uses fixed length instructions, CISC uses variable length instructions

b.    RISC beats CISC in all performance measures

c.    CISC reduces the cycles per instruction but with more instructions per program

4.    Which of the following answers is correct with regard to CPU pipelining?

a.    Pipelining is a technique used for accessing data in order

b.    Pipelining is a technique in which multiple instructions are overlapped in execution

c.    For multi-core CPU, pipelining is not necessary any more.

5.    Which of the following methodologies are not used to process information in a computer

a.    Input and output

b.    Processing

c.    Video and audio

d.    Storage

6.    Which of the following answers is correct if you want to connect your laptop with HDMI output to a monitor support HDMI, DVI, and VGA?

a.    With a HDMI-DVI adapter, it is possible to see the picture on Monitor

b.    With a HDMI-VGA adapter, it works just like HDMI-HDMI connection

c.    DVI port supports audio

7.    RJ-45 is for Ethernet connections

a.    No

b.    Yes

8.    Which chip contains the information necessary to start the Computer System?

a.    Southbridge

b.    BIOS

c.    GPU

d.    RAM

9.    Which Motherboard component does not connect to the Northbridge chip?

a.    CPU

b.    Memory banks

c.    BIOS

d.    Southbridge

e.    PCI Express

10. What is CPU Cache?

a.    the portion of the CPU that performs math operations

b.    high-speed memory used to reduce main memory access times

c.    DDR2 memory that has been added

11. Which of the following answers is correct with regard to CPU cache?

a.    Cache can be used to store data permanently

b.    Performance suffers if using multiple level of caches

c.    The size and performance of cache in each level are different

12. Which of the following answers is correct with regard to CPU cache?

a.    Cache hit occurs when the requested data can be found in a cache

b.    Cache miss will improve overall performance

c.    TLB is a component in BIOS

13. What is the function of a CPU heat sink?

a.    pulls heat away from the chip to keep it cool

b.    Attract heat to a certain area

c.    A heat sensor for the CPU

14. What CPU technology virtualizes a single CPU into two virtual processors to share the workload between them?

a.    Multi-Core Processors

b.    Several CPUs on a single chip die

c.    Hyper-Threading Technology

15. What is Motherboard Form Factor

a.    Determines the specifications for the board's general shape and size, type of case, power supply etc.

b.    Determine the manufacturer of the motherboard

c.    Determine the quality of the motherboard

16. Main components of a CPU DO NOT include:

a.    ALU

b.    Control Unit

c.    ters

d.    Memory

17.  Which of the following answers are not correct with regard to hyper-threading and multi-core?

a.    Hyper-threading is a pure software based implementation, multi-core is hardware based.

b.    Hyper-threading is cheap implementation and can replace multi-core in most cases

c.    Both a and b

18. What is called to run a processor, motherboard, or video card at a higher frequency than the manufacturer recommends.

a.    Tuning

b.    Overdrive

c.    Overclocking

d.    Overdone

19. Which item is NOT a motherboard component?

a.    Microprocessor

b.    Keyboard

c.    Northbridge chipset

d.    Southbridge chipset

20. The GPU chip’s purpose is to

a.    speed up disk access

b.    speed up graphics processing

c.    speed up memory access

21. What is CPU socket

a.     A CPU socket is a mechanical component that provides mechanical and electrical connections between a microprocessor and a printed circuit board (PCB).

b.    One socket can be universally fit to any CPU

c.    Socket can dissipate heat

22. Which power supply connector is the main motherboard power connector used today?

a.    20-pin P1 connector

b.    24-pin P1 connector

c.    4-pin Molex connector

d.    15-pin SATA connector

23. A computer has a 16-bit data bus. What does that mean?

a.    it can access memory very fast

b.    it can store or retrieve 16 bits of data at a time

c.    it can only use a slow system clock speed

24. Which of the following answers is correct with regard to memory?

a.    CPU accesses non-volatile memory faster than volatile memory

b.    Volatile memory contains information to start the computer system

c.    Most main memory run in sequential access mode

d.    None of above

25.  For a standard 3 stage pipeline, what is the minimum number of clock cycles for executing 3 instruction (each instruction consists of three operations, each operation needs one clock cycle)

a.    5

b.    6

c.    7

d.    8

26. SSD drive

a.    is usually non-volatile memory

b.    has direct connection to Northbridge

c.    runs in sequential access mode

27. Solon has a very buggy computer that keeps locking up at odd moments and rebooting spontaneously. He suspects the motherboard. How should he test it?

a.    Check settings and verify good components.

b.    Verify good components and document all testing.

c.    Replace the motherboard first to see if the problems disappear.

d.    Check settings, verify good components, replace components, and document all testing.

28. Binary is used in computers to represent

a.    letters of the alphabet

b.    numbers

c.    special characters

d.    a, b and c

29.  All new motherboards for desktops sold today use a type of memory module called what?

a.    DIMM

b.    SIMM

c.    RIMM

d.    EDO

30. Parallel communication is always faster than serial communication.

a.    True

b.    False

31. ALU helps to improve operation performance on floating point

a.    True

b.    False

32. Hexadecimal is a numbering system that has?

a.    2 distinct symbols

b.    10 distinct symbols

c.    15 distinct symbols

d.    16 distinct symbols

33. Hexadecimal number FA10 is Octal number:

a.    175020

b.    257110

c.    20510

d.    77150                                         

34. A CPU has a 32 bit address bus. What does that mean?

a.    it can access about 4GB of RAM

b.    it does not require an L2 cache

c.    it can only use a slow system clock speed

35.  When you are working inside a computer, what is one rule that you always need to follow?

a.    Unplug the power

b.    Test the temperature inside of the case

c.    Touch each hardware module to check if they are installed properly

36.  For a bus with width=64Bits, speed=133MHz, what is the theoretical throughput in MiBytes?

a.    64*133*(10^6)/(2^20)

b.    8*133*(10^6)/(2^20)

c.    64/8*133*(10^6)/(2^20)

d.    64/8*133* (2^20)/(10^6)

37. Device driver is a small program stored on the hard drive and installed in Windows that tell Windows how to communicate with a specific hardware device such as a printer, network port on the motherboard, or scanner.

a.    Yes

b.    No

Use the diagram above to answer the following three questions

38. Identify what is most likely the Northbridge chip?

a.    A

b.    B

c.    C

d.    D

39. What is most likely the Southbridge chip?

a.    A

b.    B

c.    C

d.    D

40. What is most likely the PCI Adapter Slots?

a.    A

b.    B

c.    C

d.    D