QCE Digital Solutions Unit 3 Crossword: Interactions Between Users, Data and Digital Systems (Modules 15–119)
Name:
Date:
Class:
✎
Crossword
Read each clue and write the matching term in the grid. Numbers in brackets show the letters in each word.
1
2
3
4
5
6
7
8
9
10
Across
- 3. Decides what a system does next. Open loop ignores the result (a timer); closed loop uses a feedback signal from the result (a thermostat). Word 2 of: control _________ (9)
- 5. Building a solution in short repeating cycles (sprints), releasing working parts and adapting to user feedback and changing requirements. Word 1 of: _____ development (5)
- 7. A fault caused by redundant data: an update ______ leaves copies that disagree, an insertion ______ blocks adding data, and a deletion ______ loses other data when a record is removed. (7)
- 9. Word 2 of the term in 6 Down: ________ ______ (6)
- 10. Word 3 of the term in 1 Down: ______-____ ____ (4)
Down
- 1. ______ that runs on the web server, not the browser. It handles a request, processes form data, queries the database and builds the response sent back to the client. Word 2 of: ______-____ ____ (4)
- 2. ______ signals vary smoothly over a range; ______ signals have fixed values like on/off (1/0). Systems convert between them, e.g. ADC at a sensor input, DAC at a speaker output. Word 3 of: ________ vs _______ (7)
- 4. Word 1 of the term in 2 Down: ________ vs _______ (8)
- 6. A computer or program that stores a ______ and answers queries sent by other programs, such as a web ______, by returning the matching data while keeping the stored data protected. Word 1 of: ________ ______ (8)
- 8. Software run through a browser, made of server-side parts (______ server, database server, server-side code) and client-side parts (browser, user device) that connect over the internet. Word 1 of: ___ application (3)
Answer Key
QCE Digital Solutions Unit 3 · Modules 15–119
1S
I
D
2D
3M
E
C
H
4A
N
I
S
M
N
G
5A
G
I
L
E
6D
L
T
7A
N
O
M
A
L
Y
T
G
L
A
U
B
E
A
8W
9S
E
R
V
E
R
10C
O
D
E
B
Across
3MECHANISM — Decides what a system does next. Open loop ignores the result (a timer); closed loop uses a feedback signal from the result (a thermostat). Word 2 of: control _________
5AGILE — Building a solution in short repeating cycles (sprints), releasing working parts and adapting to user feedback and changing requirements. Word 1 of: _____ development
7ANOMALY — A fault caused by redundant data: an update ______ leaves copies that disagree, an insertion ______ blocks adding data, and a deletion ______ loses other data when a record is removed.
9SERVER — Word 2 of the term in 6 Down: ________ ______
10CODE — Word 3 of the term in 1 Down: ______-____ ____
Down
1SIDE — ______ that runs on the web server, not the browser. It handles a request, processes form data, queries the database and builds the response sent back to the client. Word 2 of: ______-____ ____
2DIGITAL — ______ signals vary smoothly over a range; ______ signals have fixed values like on/off (1/0). Systems convert between them, e.g. ADC at a sensor input, DAC at a speaker output. Word 3 of: ________ vs _______
4ANALOGUE — Word 1 of the term in 2 Down: ________ vs _______
6DATABASE — A computer or program that stores a ______ and answers queries sent by other programs, such as a web ______, by returning the matching data while keeping the stored data protected. Word 1 of: ________ ______
8WEB — Software run through a browser, made of server-side parts (______ server, database server, server-side code) and client-side parts (browser, user device) that connect over the internet. Word 1 of: ___ application