Explore topic-wise MCQs in Engineering.

This section includes 4320 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering knowledge and support exam preparation. Choose a topic below to get started.

451.

Today, programmable controllers:
A. are more powerful then the first controllers on the market
B. are relatively low cost compared with the original digital equipment available for industrial control
C. can be cost effective even when replacing just a few relays
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
452.

Productivity is defined as:
A. number of items manufactured per day
B. output per man-hour of labour
C. cost per day
D. cost per unit
E. None of the above
Answer» C. cost per day
Discussion
453.

The main function(s) of computer in CAD is/are
A. To serve as an extension to the memory of the designer
B. To enhance the analytical and logical power of the designer
C. To relieve the designer from routine repetitious tasks.
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
454.

Trend analysis:
A. is used only in financial planning
B. can improve control system response
C. requires a very expensive system to implement
D. is a brand new concept
E. None of the above
Answer» C. requires a very expensive system to implement
Discussion
455.

What key hardware item ties a CAD/ CAM system together?
A. Mouse
B. Graphics workstation
C. Digitizer
D. Plotter
E. None of the above
Answer» C. Digitizer
Discussion
456.

During the system study, the executive vice-president and the other managers exercise their responsibility of
A. planning
B. controlling
C. directing
D. organizing
E. None of the above
Answer» C. directing
Discussion
457.

Which of the following is (are) not a tool for Application Prototyping?
A. Application generators
B. third generation language
C. screen generators
D. report generators
E. None of the above
Answer» C. screen generators
Discussion
458.

The set of. instructions for how to tie a bow is an example of the _____Structure.
A. Control
B. Repetition
C. Selection
D. Sequence
E. switching
Answer» E. switching
Discussion
459.

A decision table facilitates conditions to be related to
A. actions
B. programs
C. tables
D. operation
E. None of the above
Answer» B. programs
Discussion
460.

On the feasibility committee, department representatives serve as:
A. direct users of the new system
B. liaison to their departments
C. ready sources of information
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
461.

A _____ is an outline of a process that keeps develop successful information systems
A. System Development Life Cycle
B. CASE tool
C. Phased Conversion
D. Success Factors
E. Move of the above
Answer» B. CASE tool
Discussion
462.

A branch office, location or other data processing centres, where a newly developed system is used under normal operating conditions for several months, to test it, is called
A. beta test data
B. alpha test data
C. string test data
D. system test data
E. None of the above
Answer» B. alpha test data
Discussion
463.

An appraisal, of a system's performance after it has been installed, is called system
A. planning
B. review
C. maintenance
D. batch Processing
E. None of the above
Answer» C. maintenance
Discussion
464.

Periodically adding, changing and deleting file records is called file
A. Updating
B. upgrading
C. restructuring
D. renewing
E. None of the above
Answer» B. upgrading
Discussion
465.

The main idea behind computer files is that it is convenient to
A. arrange them
B. store information together
C. create them
D. access them
E. None of the above
Answer» C. create them
Discussion
466.

In SQL, which command is used to add new rows to a table?
A. ALTER TABLE
B. ADD ROW
C. INSERT
D. APPEND
E. None of the above
Answer» D. APPEND
Discussion
467.

A file produced by a spreadsheet
A. is generally stored on disk in an ASCII text format
B. can be used as it by the DBMS
C. can be used for graphic
D. All of the above
E. None of the above
Answer» B. can be used as it by the DBMS
Discussion
468.

A form defines
A. where data is placed on the screen
B. the width of each field
C. both (a) and (b)
D. All of the above
E. None of the above
Answer» D. All of the above
Discussion
469.

Data item characteristics that are important in data management include
A. punctuation
B. language
C. spelling
D. width
E. None of the above
Answer» E. None of the above
Discussion
470.

Which of the following is true of a network structure?
A. It is a physical representation of the data
B. It allows a many-to-many relationship
C. It is conceptually simple
D. It will be the dominant data base of the future
E. None of the above
Answer» C. It is conceptually simple
Discussion
471.

In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction?
A. ZIP
B. PACK
C. COMMIT
D. SAVE
E. None of the above
Answer» D. SAVE
Discussion
472.

Flood guns bombard the phosphor surface of the tube in which one of the following types of CRT technology?
A. Direct view storage tube
B. Raster scan CRT
C. Refresh-vector CRT
D. Stroke CRT
E. None of the above
Answer» B. Raster scan CRT
Discussion
473.

Which command is used to remove a table from the database in SQL?
A. DELETE TABLE
B. DROP TABLE
C. ERASE TABLE
D. UNATTACH TABLE
E. None of the above
Answer» C. ERASE TABLE
Discussion
474.

Which of the following symbol modes are used to input of graphics to General CAD system?
A. Live and Rectangle mode
B. Arc and Circle mode
C. Dimension and Alphanumeric mode
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
475.

Which technique enables the designer to mold and shape, rather than construct on object using a series of lines?
A. Solid modeling
B. Wire-frame modeling
C. Surface modeling
D. FEM (Finite Element Modeling)
E. None of the above
Answer» B. Wire-frame modeling
Discussion
476.

Computer-based controllers:
A. should be built in a modular fashion wherever possible
B. are very difficult to change
C. are very flexible
D. (a) and (c) above
E. None of the above
Answer» E. None of the above
Discussion
477.

The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain?
A. Bits
B. Characters
C. Data field
D. Schema
E. None of the above
Answer» D. Schema
Discussion
478.

In a _____ one module of the new information system is activates at a time.
A. System Development Life Cycle
B. CASE tool
C. Phased Conversion
D. Success factors
E. None of the above.
Answer» D. Success factors
Discussion
479.

In Prototyping
A. BASIC is used
B. COBOL is used
C. 4GLs are used
D. system is documented
E. None of the above
Answer» D. system is documented
Discussion
480.

The step-by-step instructions that solve a problem are called _____.
A. An algorithm
B. A list
C. A plan
D. A sequential structure
E. None of the above
Answer» B. A list
Discussion
481.

Each of data files has a _____ that describe the way the data is stored in the file.
A. File structure
B. Records
C. Fields
D. Database
E. None of the above
Answer» B. Records
Discussion
482.

Which of the following is not a logical data-base structure?
A. tree
B. relational
C. network
D. chain
E. All of the above
Answer» E. All of the above
Discussion
483.

Which of the following is a database administrator's function?
A. database design
B. backing up the database
C. performance monitoring
D. user coordination
E. All of the above
Answer» F.
Discussion
484.

Primitive operations common to all record management systems include
A. Print
B. Sort
C. Look-up
D. All of the above
E. None of the above
Answer» D. All of the above
Discussion
485.

The starting point for development of an MIS is;
A. identification of business processes that are the essence of the business
B. a distributed database management
C. the system has a large number of PCs and a LAN.
D. purchase of a mini computers
E. None of the above
Answer» B. a distributed database management
Discussion
486.

The records in a file or magnetic tape
A. can only be accessed serially
B. have to be arranged in a key sequence
C. are meant for backup
D. cannot be transferred to a disk file
E. None of the above
Answer» B. have to be arranged in a key sequence
Discussion
487.

Acceptance testing is
A. running the system with line data by the actual user
B. making sure that the new programs do in fact process certain transactions according to Specifications
C. is checking the logic of one or more programs in the candidate systems
D. testing changes made in an existing or a new program
E. None of the above
Answer» B. making sure that the new programs do in fact process certain transactions according to Specifications
Discussion
488.

The _____ symbol is used in a flowchart to represent a step that gets information from the user.
A. Input/Output
B. Process
C. Selection/repetition
D. Start/Stop
E. None of the above
Answer» B. Process
Discussion
489.

The rule(s) to follow in constructing decision tables is (are):
A. a decision should be given a name
B. the logic of the table is independent of the sequence in which conditions rules are written, but the action takes place in the order is which the events occur.
C. standardized language must be used consistently.
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
490.

The operations file is updated by the
A. production control system
B. MRP system
C. shipping system
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
491.

Operations Research came into being due to:
A. medical reasons
B. military reasons
C. educational reasons
D. to improve transportation
E. None of the above
Answer» C. educational reasons
Discussion
492.

Standards are provided by
A. standards organizations
B. user groups
C. computer vendors
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
493.

The use of computers in data processing has had several impacts on business. Which of the following is not one of them?
A. easier business growth
B. fewer clerical workers
C. increased data-processing costs
D. more and better information
E. None of the above
Answer» D. more and better information
Discussion
494.

Production machines were first controlled by the computer by means of
A. punched cards
B. punched paper tape
C. magnetic tape
D. magnetic cards
E. None of the above
Answer» C. magnetic tape
Discussion
495.

Which of the following is(are) true of system analysts?
A. their responsibility is to analyze and design system software
B. they may be looked upon as an intermediary between users and programmers
C. they are heavily involved with the system-development life cycle
D. both (a) and (c)
E. None of the above
Answer» E. None of the above
Discussion
496.

From a data systems design viewpoint, the number of different types of general ledger entries is
A. six
B. three
C. four
D. one
E. None of the above
Answer» D. one
Discussion
497.

Order-filling activity in the physical system is triggered by the
A. manufacturing information system
B. order entry subsystem
C. billing subsystem
D. accounts receivable subsystem
E. None of the above
Answer» D. accounts receivable subsystem
Discussion
498.

Which of the following is not a key component of the evaluation process in building a DSS?
A. criteria for evaluation
B. means of measuring system-development time spent on the project
C. means of monitoring the progress of the DSS
D. formal review process
E. All of the above are key components
Answer» C. means of monitoring the progress of the DSS
Discussion
499.

_____ is the ratio of correct information to the total amount of information produced over a period.
A. accuracy
B. concise
C. simulation
D. decision
E. None of the above
Answer» B. concise
Discussion
500.

The product structure file is also called the
A. item master file
B. bill of materials file
C. operations file
D. All of the above
E. None of the above
Answer» C. operations file
Discussion