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The Big Fat Computer Science Quiz of the Year Flashcards | StudBud
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The Big Fat Computer Science Quiz of the Year
The Big Fat Computer Science Quiz of the Year
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#Computer #Computing
Flashcards
55 cards
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Practice quiz
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Questions
55
Answers
1
What the value of 1F in Hexadecimal
36
32
31
29
2
How many bytes are there in one kilobyte (kB)?
8
1048576
1024
16
3
What 231 in binary
1100111
10111101
11100111
11000110
4
What is the smallest unit of data that can be represented inside the computer?
One nibble
One bit
Zero
One byte
5
What the value of 6A in Hexadecimal
103
108
106
111
6
What 00110110 in Denary
54
56
55
53
7
What does 'volatile' mean for a computer's memory?
Data return when computer is switched back on
Data may cause the computer to crash
Data is lost when the computer is switched off
Data remain stored even when the computer is switched off
8
Which type of connection is preferable for streaming high-definition video?
Fibre optic
Copper
3G
4G
9
RAM stands for?
Read Acquired Memory
Random Acquired Memory
Read Access Memory
Random Access Memory
10
What is machine code?
Code that encrypts programs to keep them secure
Code that decrypts programs to keep them secure
Code that triggers actions in the CPU
Code written using a high-level programming language
11
What is this Computer Component
RAM
SSD
CPU
HDD
12
How many unique binary values would be available in an 8-bit image?
128
256
64
32
13
Which of the following is true about a ring network?
there are no collisions because data moves to ways
there are no collisions because it use different cables
there are no collisions because data travel in one direction
14
What is needed for a broadband connection to the internet?
An ADSL modem, a switch and a wired or wireless connection
An ADSL modem, an ISP and wired or wireless connection
A modem, a switch, an ISP and a wired or wireless connection
15
ROM stands for?
Random Occurrence Memory
Random Only Memory
Read Operator Memory
Read Only Memory
16
With binary numbers, place values are always a power of what?
2
10
16
8
17
Computers process information as what kind of numbers?
Digital
Analogue
Denary
Binary
18
What the value of 3C in Hexadecimal
59
60
63
62
19
What 151 in binary
1101001
10111101
11000110
10010111
20
Which of these is a pointing device?
Trackball
Scanner
Keyboard
plotter
21
Which of the following statements is true?
A router often has a built-in modem, hub and switch
A router has no modem, but does not have a hub or a switch
A router often has a built-in modem and a switch
A router often has a built-in modem and a hub
22
What kind of peripheral device is a hard disk drive
Input device
None of the above
Output device
Storage device
23
The CPU stand for:
Computer Programming Unit
Central Programming Unit
Central Processing Unit
Computer Processing Unit
24
How many bits are there in a bype?
4
1
2
8
25
What the value of 19 in Hexadecimal
25
27
24
21
26
Which server has the role of hosting and matching web addresses to IP addresses?
An applications server
An SQL Database
A name server
A web server
27
What 11111010 in Denary
247
250
245
243
28
Which of these devices is not an input device?
A flat-bed scanner
A joystick
Keyboard
A USB flash-drive
29
What is a web browser?
allows the user to access web pages and web app via internet
Software used for writing letter
Software used for streaming films over the internet
Software used for sending emails
30
What is a LAN (local area network)?
A collection of computers over a geographically remote area
A connection of computers located in a single building
A connection of computers located on a single site
31
What 01111100 in Denary
131
124
123
127
32
What 66 in binary
00111101
01000010
0100000
01000110
33
What is this Computer Component
RAM
GPU
SSD
CPU
34
Which hardware component allows a PC or a laptop to connect to a network?
Wi-Fi
A router
A NIC
A modem
35
What number does an even number end in when it is represented in binary?
Either zero or one
It always ends in one
Two
It always ends in zero
36
What is this Computer Component
GPU
CPU
RAM
SSD
37
What 11010001 in Denary
191
199
209
213
38
What can affect the speed of data transfer over a telephone line?
The phone line and distance between the modem and exchange
The distance between the modem and the telephone exchange
The Wi-Fi
Whether or not someone is using the telephone
39
What 171 in binary
11000110
10101011
0110111
10111101
40
How many bits are there in a nibble?
2
8
1
4
41
What is a protocol?
A set of instruction to make a device work
A protocol is the unique reference number for each device
The component that connects a device to a network
A protocol is a set of rules on how devices communicate
42
What Network type is this:
Star
Mesh
Bus
Ring
43
What Network type is this:
Bus
Mesh
Star
Ring
44
What is the point of using hexadecimal instead of binary?
It takes up less memory
It is faster for a CPU to process
It's more complex
it puts four binary numbers in one character
45
From what location are the 1st computer instructions available on boot up?
RAM
CPU
Hard Drive
BIOS
46
What kind of device is usually connected to the computer using an HDMI port?
Keyboard
Printer
Monitor
Mouse
47
What is this Computer Component
SSD
Motherboard
RAM
CPU
48
What is this Computer Component
GPU
RAM
CPU
SSD
49
What is a LAN (local area network)?
A collection of computers over a geographically remote area
A connection of computers located in a single building
A connection of computers located on a single site
50
What is this Computer Component
GPU
RAM
CPU
SSD
51
What 01011000 in Denary
93
86
88
95
52
What the value of A in Hexadecimal
10
9
15
11
53
What 96 in binary
00111101
01100000
01000111
0101011
54
What are the most common network topologies?
Star, bus, ring
LAN, WAN, VPN, WPAN
Client-server and peer-to-peer
The Internet
55
What Network type is this:
Bus
Star
Ring
Mesh
