Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Business Environment and Concepts > Information Technology > Flashcards

Information Technology Flashcards

1
Q

Information Technology

Which IT personnel roles should always be segregated?

A

Operators

Programmers

Librarians

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Information Technology

What are the duties of a systems analyst?

A

Designs or purchases IT system

Responsible for flowcharts

Liaison between Users and Programmers

Note: Think IT Manager

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Information Technology

What is the primary duty of a Systems Administrator?

A

A Systems Administrator controls database access.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Information Technology

What are the duties of a Systems Programmer?

A

Writes- Updates- Maintains- & Tests software- systems- and compilers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Information Technology

Which duties should a Systems Programmer NOT have?

A

In order to maximize internal control- a Systems Programmer should NOT have application programming duties/abilities or be an Operator on the system.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Information Technology

What are the duties of a Systems Operator?

A

Schedules and Monitors Jobs

Runs IT Help Desk

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Information Technology

What duties should a System Operator NOT have?

A

For internal control purposes- they should not be a Programmer on the system.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Information Technology

If it is not possible to segregate duties in an IT System- what actions should be taken to compensate for internal control purposes?

A

Include Computer Logs.

Control Group should review the logs.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Information Technology

What is the purpose of a Management Information System (MIS)?

A

To assist with decision making.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Information Technology

What is an Accounting Information System (AIS)?

A

A type of Management Information System (MIS) that processes accounting transactions.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Information Technology

What are the characteristics of an Executive Information System (EIS)?

A

Specialized for Company Executive needs

Assists with Strategy Only

No Decision-Making Capabilities

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Information Technology

What are the characteristics of an Expert System (ES)?

A

Computer uses reasoning

Structured

No human interpretation needed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Information Technology

What are the characteristics of a Decision Support System (DSS)?

A

Computer provides data

Gives Interactive Support

Human interpretation needed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Information Technology

What are the characteristics of an Ad Hoc computer report?

A

User initiates the report.

The report is created upon demand.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Information Technology

When are Exception reports generated?

A

Exception reports are produced when Edit Tests- Check Digits- or Self-Checking Digits identify a problem

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Information Technology

What is a query?

A

A type of Ad Hoc report- initiated by a user.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Information Technology

What is End-User Computing?

A

The User develops and executes their own application.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Information Technology

What is the primary benefit of E-commerce?

A

E-commerce makes business transactions easier.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Information Technology

What are the risks of E-commerce?

A

Compromised data or theft.

Less paper trail for auditors.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Information Technology

What are the benefits of Electronic Data Interchange?

A

Uses globally-accepted standards

Efficient

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Information Technology

What is a File Server?

A

A file server stores shared programs and documents.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Information Technology

What is the purpose of a Database?

A

Located on a File Server- a Database allows users to share documents.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Information Technology

What is the purpose of a LAN (Local Area Network)?

A

It connects computers in close proximity.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Information Technology

What is the purpose of a WAN (Wide Area Network)?

A

It connects computers that are far apart.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
# Information Technology What are the characteristics of a VAN (Value-Added Network)?
Privately-owned Network Serves as 3rd Party Between 2 Companies Routes EDI Transactions Accepts wide range of Protocols Very Costly
26
# Information Technology What is the purpose of a Firewall?
Prevents unauthorized access to a network.
27
# Information Technology What are the characteristics of a virus?
Takes over a computer Needs a host program to run
28
# Information Technology What are the characteristics of a computer worm?
Takes over multiple computers Doesn't need a host program to run
29
# Information Technology What is the purpose of Automated Equipment Controls?
They prevent and detect hardware errors.
30
# Information Technology What is RAM?
Random Access Memory. Internal memory in the computer used during immediate processing.
31
# Information Technology What is a CPU?
Computer Processing Unit It processes commands within a computer.
32
# Information Technology What is Job Control Language?
It schedules and allocates system resources.
33
# Information Technology What are examples of input devices?
Keyboard Mouse Scanner Magnetic Ink Reader Magnetic Tape Reader EDI Point of Sale Scanner
34
# Information Technology What are examples of Output Devices?
Speakers Monitors Printers
35
# Information Technology What are the characteristics of Magnetic Tape storage?
Sequential Access - Sorts data in order Slower data retrieval Header Label prevents Operator error by loading wrong tape External Labels prevent accidental destruction by operator
36
# Information Technology What are the characteristics of Magnetic Disks?
Random Access - Finds data in random spots Faster data retrieval Uses Boundary Protection for data
37
# Information Technology What is a Gateway?
Connects one network to another Note: the Internet is connected by Gateways
38
# Information Technology What are Parity Checks?
A control that detects internal data errors. A bit is added to each character- it checks to see if a bit was lost.
39
# Information Technology What is an Echo Check?
Transmitted data is returned to the sender for verification (it echoes back to the sender)
40
# Information Technology What is a Change Control?
It authorizes program changes and approves program test results.
41
# Information Technology What is security software?
Software that controls access to IT systems. Note: Don't confuse this with anti-virus software
42
# Information Technology What is the purpose of a Digital Signature?
It confirms a message has not been altered.
43
# Information Technology List the types of computers from smallest to largest
PDA/Smartphone/Tablet Microcomputer - PC- Laptop (cost-effective) Minicomputer - Like a Mainframe- but smaller Mainframe - Large computer with terminals attached Supercomputer - Very powerful and very big
44
# Information Technology What are the units of computer data from smallest to largest?
Bit - 1 (on) and 0 (off) Byte - 8 bits to a byte/character Field - group of related characters/bytes (i.e. Name- Zip Code- Serial #) Record - Group of related fields (i.e. Member name- address- phone number) File - Group of related records (i.e. Membership directory)
45
# Information Technology What is the duty of a design engineer?
Determine language used for a specific computer- on a computer-to-computer basis
46
# Information Technology What are object programs?
Programs written in base computer language- not similar to English.
47
# Information Technology How can source programs be recognized?
They are written in a language close to English.
48
# Information Technology What is the purpose of a Compiler?
Takes Source language (English) and converts to Object (Computer) Language
49
# Information Technology How does Online Analytical Processing work?
It uses a Data Warehouse to support management decision making.
50
# Information Technology What is Data Mining?
Using artificial intelligence and pattern recognition to analyze data stores within a Data Warehouse.
51
# Information Technology What is the purpose of online transaction processing?
To process a company's routine transactions.
52
# Information Technology What are the characteristics of batch processing?
Data held- updates multiple files all at once Leaves a better audit trail Uses Grandfather-Father-Son backup (3 levels of backup kept in 3 locations)
53
# Information Technology What does an output control check for?
Checks to see if output data is valid- distributed and used in an authorized manner.
54
# Information Technology What does a processing control check?
Checks if data processing produced proper output
55
# Information Technology What is a hash total?
An input control number- a meaningless sum of values included in the input. Example would be summing a list of SSNs to make sure the data is the same once entered as it was prior to input into the system.
56
# Information Technology What is a validity check?
Checks to see if data in existing tables or files belongs in the set For example- is there a # in an alpha-only field or a letter in a numeric-only field
57
# Information Technology What is a limit check?
Checks to see if numbers surpass a certain limit- i.e. in an age field is the number greater than 110.
58
# Information Technology What is a check digit?
An input control that adds an identification number to a set of digits - usually at the end
59
# Information Technology What is a field check?
An input check that prevents invalid characters- i.e. checks for alphabetic letters in a SSN field
60
# Information Technology What is a Hot Site?
A disaster recovery system where if the main system goes down- a Hot Site is ready to take over immediately.
61
# Information Technology What is a Cold Site?
If a main system goes down- a Cold Site will take time to get set up and running.
62
# Information Technology What is the most common database language?
SQL - Standard Query Language
63
# Information Technology What is a Data Definition Language?
Defines SQL Database Controls SQL Tables
64
# Information Technology What is a Data Manipulation Language?
Queries SQL Database tables
65
# Information Technology What is a Data Control Language?
Controls Access to SQL Database
66
# Information Technology What are the characteristics of a Relational Database?
Logical structure Uses rows and columns similar to spreadsheet
67
# Information Technology What are the characteristics of a Hierarchical Database?
Has various levels Uses trees to store data
68
# Information Technology What are the advantages of a database?
Data is more accessible Reduced redundancy
69
# Information Technology What are the disadvantages of a database?
Cost of installation Skilled personnel required to maintain
70
# Information Technology What are the components of a database?
Desktop client Application Server Database Server Think: Your desktop computer runs applications and saves to a database

Business Environment and Concepts (9 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions