Chapter 2 Computer Q's

The number ___________ is the binary representation for a circuit that contains current.

1

________ is the maximum number of bits a CPU can process at once

64

Which step of the machine cycle retrieves the next program instruction from memory? A. Fetch B. Decode C. Execute D. Store

A. Fetch

What is the term used to refer to the ability to connect and disconnect devices without disconnect devices shutting down a system? A. Hot swapping B. Memory footprint C. PnP D. Parallel processing

A. Hot swapping

The two types of operations performed by the ALU are _________ and ________ operations.

Arithmetic ; logical

What is a plug-and-play (PnP)? A. A multifunctional port that allows the connection of various peripherals B. A feature that automatically detects new compatible peripherals connected to a system C. Hard drive storage that is used as RAM when RAM is filled D. The name of a new CPU for systems used by gamers

B. A feature that automatically detects new compatible peripherals connected to a system

Which of the following can be added by an expansion card? A. Cache B. RAM C. Registers D. ROM

B. RAM

Which number describes a computer's word size? A. 30 B. 64 C.60 D. 4

B.64

Which of the following is an example of a binary number? A. AF B. 0002 C. 0101 D. 082

C. 0101

Which component of the CPU is responsible for performing addiction, subtraction, multiplication, and division? A. L1 cache B. L2 cache C. ALU D. Control unit

C. ALU

Which of the following is listed in order from largest to smallest? A. MG, GB, TB, KB B. GB, MB, TB, KB C. TB, GB, MB, KB D. KB, MB, GB, TB

C. TB, GB, MB, KB

The two subcomponents of the CPU are the _________ and the ________.

Control unit / ACU

If your computer freezes and won't respond, press the three keys _______, _________, and _________ simultaneously to access the Windows Task Manger.

Control, alt and delete

What is the smallest unit of information a computer can work with? A. Megabyte B. Kilobyte C. Byte D. Bit

D. Bit

What is the freeway of the parallel connections that allows internal and external components of the system unit to communicate? A. CPU B. Port C. Connector D. Bus

D. Bus

The __________ step of the situation in which the CPU translates an instruction to process another one.

Data dependence

The __________ step of the machine cycle translates an instruction into a form that the processor can understand.

Decode

A(n) _____________ processor is placed within a device and is designed and programmed to perform only the tasks done by that device.

Embedded

The network connector called RJ-45 that looks like a standard phone jack but is bigger and capable of faster data transfer is also called a(N) ___________ port.

Ethernet

The execution portion of the machine cycle contains the ___________ and ___________ steps.

Execute / store

The instruction portion of the machine cycle contains the ________ and _______steps.

Fetch/ decode

_______________ is a type of ROM that is erased in blocks and currently holds a system's BIOS.

Flash Error

The __________ numbering system uses the digits 0 through 9 and the characters A through F.

Hexadecimal

Video circuitry built into the motherboard is called _______________.

On board video

Current is converted from alternating (AC) to direct (DC) by the __________located within the system unit.

Power supply