What is the purpose of the Router?

Decides in a network where a data packet should go

What is meant by the term 'packet' in networking?

A small portion of a file sent over a network

Why might programmers use hexadecimal instead of binary to represent numbers?

Easier for humans to convert to binary than denary

What is a de facto standard?

A standard developed through common usage

What is an algorithm?

A set of instructions to perform a particular task

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Computing

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Questions 23

Answers

1
What is the purpose of the Router?
Connects local devices to a WAN or PAN
Broadcasts WiFi in a home or office
Decides in a network where a data packet should go
Stores the switches in the hub in a client-server network
2
In a database for a class, what would the column called 'First name' be considered?
Entity
Field
Foreign key
Record
3
Which of these is a valid IP address?
256.99.45.22
126.101.55.0
34.21.79
255.55.95.20.1
4
Best network type for TWGSB?
LAN
PAN
MAN
WAN
5
What is meant by the term 'packet' in networking?
A file sent to the server by the client
A small portion of a file sent over a network
A file sent to a device ie printer, with the document too
A file shared by clients on a network
6
0101 + 0011 = ?
1000
1100
1010
1110
7
When the CPU is on, it repeatedly does which cycle?
Fetch-select-execute
Fetch-sequence-iteration
Select-execute-repeat
Fetch-decode-execute
8
Linux Ubuntu is what type of software?
Off the shelf, proprietary
Custom written, proprietary
Custom written, open source
Off the shelf, open source
9
What is one thing stored in ROM?
Data from open programs
Boot sequence
Personal files
Virtual memory
10
Pick the security utility.
Defragmenter
Failover
Client-server network
Firewall
11
Choose the dedicated system.
Gaming laptop
CD
GPS
Mobile phone
12
What is the resolution of an image?
Dimensions of the image
Number of pixels per inch
Width and height of the image
Number of bits per pixel
13
What characteristic would affect the speed of the CPU?
Type of RAM
Number of cores
OS
Power supplied
14
What file type is best suited for an aerial photograph of the school?
JPG
MPEG
PNG
GIF
15
Why might programmers use hexadecimal instead of binary to represent numbers?
Requires less memory to store
Quicker for computer to read and compute than binary
Can go into negative numbers
Easier for humans to convert to binary than denary
16
22 in hexadecimal?
16
1F
16F
12
17
What is the logic gate?
NAND
OR
NOT
AND
18
Typical CPU speeds for home desktop PCs?
320 MHz
32 GHz
3.2 GHz
3200 Hz
19
What is component H?
Southbridge
Power connection
PCI slots
RAM slots
20
What is a de facto standard?
A standard that complies with what a company set it to be
A standard agreed across the computing industry
An open standard, publicly available to edit by users
A standard developed through common usage
21
Which method of secondary storage is the fastest?
Hard drive
CD
Solid state drive
Flash drive
22
What is an algorithm?
A program to perform a particular task
A function in the code of a program
An expression containing a variable on either side
A set of instructions to perform a particular task
23
What connects applications to the hardware?
RAM
Cache
Kernel
Compilers

Computing Flashcards | StudBud