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Data Architecture (NCO)

Description: Data Architecture
Number of Questions: 15
Created by:
Tags: Data Architecture Data Structures Computer Hardware Computer Network Computer Analysis and Design M.S. Office Computer Basics
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The ALU and control unit of most of the microcomputers are combined and manufactured on a single silicon chip. What is it called?

  1. Monochip

  2. Microprocessor

  3. ALU

  4. Control unit

  5. _


Correct Option: B
Explanation:

It is an integrated circuit that contains a major processing unit of a computer on a single chip. It is the central processing unit of the computer.

Which of the following looks for system files during the boot process?

  1. CD

  2. BIOS

  3. CPU

  4. DVD

  5. _


Correct Option: B
Explanation:

Basic input/output system: It is a ROM chip located on all motherboards that allows us to access and set up our computer system at the most basic level. It is a type of firmware used during the booting process.

Where is the virtual memory located?

  1. Floppy disk

  2. CPU

  3. Flash car

  4. Hard drive

  5. _


Correct Option: D
Explanation:

It is a memory storage device used to permanently store and also retrieve information. 

The horizontal and vertical lines on a worksheet are called

  1. cells

  2. sheets

  3. block lines

  4. gridlines

  5. _


Correct Option: D
Explanation:

Gridlines are used to define the boundaries of cells, columns, and rows in a worksheet. Grid lines are the horizontal and vertical light grey lines that divide each of the cells, rows and columns in a spreadsheet.

Which of the following memories must be refreshed many times per second?

  1. Static RAM

  2. Dynamic RAM

  3. EPROM

  4. ROM

  5. _


Correct Option: B
Explanation:

It is a type of physical memory that is used in most personal computers. The term dynamic indicates that the memory must be constantly refreshed or it will lose its contents. RAM (random-access memory) is sometimes referred to as DRAM.

Which of the following is not an example of storage devices?

  1. Hard disk

  2. Printer

  3. Floppy disk drive

  4. CD drive

  5. _


Correct Option: B
Explanation:

A printer is a device that accepts text and graphic output from a computer and transfers the information to paper, usually to standard size sheets of paper.

Which of the following registers is used to a keep track of the address of the memory location where the next instruction is located?

  1. Memory Address Register

  2. Memory Data Register

  3. Instruction Data Register

  4. Program Register

  5. _


Correct Option: D
Explanation:

A program counter is a register in a computer processor that contains the location of the instruction being executed at the current time.

Where is the basic input/output system stored?

  1. RAM

  2. ROM

  3. CPU

  4. Hard drive

  5. _


Correct Option: B
Explanation:

It is a type of storage medium that permanently stores data on personal computers (PCs) and other electronic devices. Data stored in ROM can only be read.

Which of the following is an example of an input device?

  1. Scanner

  2. Speaker

  3. CD

  4. Printer

  5. _


Correct Option: A
Explanation:

Scanner is an input device that scans documents and converts them into digital data.

Where is the CPU and memory located?

  1. Expansion board

  2. Motherboard

  3. Storage device

  4. Output device

  5. _


Correct Option: B
Explanation:

It is the main part of a computer. It holds together many components of a computer, including the central processing unit, memory and connectors for input and output devices.

Which of the following is a type of daisy wheel printer?

  1. Matrix printer

  2. Laser printer

  3. Impact printer

  4. Manual printer

  5. _


Correct Option: C
Explanation:

It is a printer that strikes a print head against an ink ribbon to mark the paper. This includes dot matrix printers, daisy wheel printers and line printers.

Which of the following codes, used in present day computing, was developed by IBM Corporation?

  1. ASCII

  2. Hollerith code

  3. Baudot code

  4. EBCDIC code

  5. _


Correct Option: D
Explanation:

Extended Binary Coded Decimal Interchange Code is an 8-bit character encoding, used mainly on IBM mainframe and IBM midrange computer operating systems.

Where does computer add and compare data?

  1. Hard disk

  2. Floppy disk

  3. CPU chip

  4. Memory chip

  5. _


Correct Option: C
Explanation:

It is an integrated circuit that contains a major processing unit of a computer on a single chip such as the central processor or the graphics processor. It is the place where we can add or compare data.

What converts an entire program into machine language at one time?

  1. Interpreter

  2. Compiler

  3. Simulator

  4. Commander

  5. _


Correct Option: B
Explanation:

It is a software program that converts a complete software program written in a high-level language into machine language.

What is a collection of 8 bits called?

  1. Byte

  2. Word

  3. Record

  4. Bit

  5. _


Correct Option: A
Explanation:

It is the set of consecutive binary digits that forms a unit. A byte is made up of 8-bits.

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