Praxis Computer Sciences 5652 Multiple Choice Questions

Definition: device that forwards data packets between computer networks

• Server

• Router

• Repeater

• Switch

Definition: networking device that connects multiple computers or other network devices together. It has no routing tables or intelligence on where to send information

• Motherboard

• Computer Hub

• Desktop Computer

• Embedded System

Definition: An operating system that combines processors (hardware) and software in a device.

• Embedded System

• Patch System

• Dedicated System

• Legacy System

A generic term for a type of programming statement (usually an if-statement) that uses a Boolean condition to determine, or select, whether or not to run a certain block of statements.

• insertion

• selection

• abstraction

• expression

The process of verifying that a program's input data is within the expected range

• Compilation

• Data Cleaning

• Data Compression

• Data Validation

The ability to balance traffic across two or more WAN links

• Security

• Bandwidth

• Network load

• Network Latency

Definition: Writing down the values of the variables and how they change each time the body of the loop executes.

• source code

• trace code

• pseudocode

• object code

What is the path in the following URL? https://www.yourwebservice.com:80/on-demand/default.aspx

• path

• port

• domain name

• subdomain

A port that looks like a large phone jack and is used by twisted-pair cable to connect to a wired network adapter or other hardware device. RJ stands for registered jack.

• RJ-11

• RJ-45

• RJ-25

• RJ-12

A recursive function is a function that:

• Runs in a loop until a condition is met.

• Calls itself, directly or indirectly.

• Is defined only once and cannot be reused.

• Is a function that takes multiple arguments only.