Which os these devices are used for output operation except A. B. C. D.

Here are the solutions to the questions:

35. Is one of the functions of operating system.
An operating system's primary functions include managing the execution of programs, which involves starting and stopping them.

• B. It run and close the computer

36. The MS power-point features which can be used to change the appearance of the entire presentation is the
Design templates in PowerPoint control the overall visual style, including colors, fonts, and background, for the entire presentation.

• B. design template

37. Which of the following file requires a primary key?
A primary key is essential for indexed file organization to uniquely identify records and enable efficient data retrieval.

• A. indexed file organization

38. One advantage of indexed sequential file organization is that
Indexed sequential files use index tables, which are typically small and can be searched quickly, to facilitate fast data access.

• A. index tables are small and can be searched quickly

39. The protection of database against compromise I known as
Database security refers to the measures taken to protect a database from unauthorized access, corruption, or compromise.

• D. database security

40. A file kept in case of an accident or natural disaster is called
A backup file is a copy of data that can be used to restore the original data in case of loss or damage.

• C. back-up

41. The type of file organization in a DVD-ROM is
DVD-ROMs allow direct access to any data location without needing to read through preceding data sequentially.

• A. direct access

42. Which of these measures would not secure data in database?
Data integration involves combining data from different sources and does not inherently provide security for the data itself, unlike encryption, physical identification, or passwords.

• B. data integration

43. In MS power-point, the action of holding down the left mouse button and moving the mouse around the slide would
This action is known as dragging, typically used to move or select items.

• B. drag an item

44. Is used to update an existing data table in an QL.
The UPDATE command in SQL (Structured Query Language) is used to modify existing records in a database table.

• D. update

45. Is used to combine multiple condition in an SQL.
The SELECT statement in SQL is used to retrieve data, and it can incorporate multiple conditions using WHERE clauses with logical operators.

• A. select

46. Which of the following file requires a primary key?
A primary key is essential for indexed file organization to uniquely identify records and enable efficient data retrieval.

• A. indexed file organization

47. The MS power-point features which can be used to change the appearance of the entire presentation is the
Design templates in PowerPoint control the overall visual style, including colors, fonts, and background, for the entire presentation.

• B. design template

48. One advantage of indexed sequential file organization is that
Indexed sequential files use index tables, which are typically small and can be searched quickly, to facilitate fast data access.

• A. index tables are small and can be searched quickly

49. The protection of data base against compromise I known as
Database security refers to the measures taken to protect a database from unauthorized access, corruption, or compromise.

• D. database security

50. A file kept in case of an accident or natural disaster is called
A backup file is a copy of data that can be used to restore the original data in case of loss or damage.

• C. back-up

51. The type of data entered into a table in data base follow a set of rules known as?
These rules, which ensure data quality and consistency, are often referred to as conventions or data integrity constraints.

• D. conventions

52. A field in database table is also known as
In database terminology, a field is also referred to as an attribute.

• C. attributes

53. Is not a modern means of transmitting information
Writing is an ancient method of transmitting information, predating modern electronic and digital communication.

• A. Writing

54. Why is it important to keep operating system up to date.
Regularly updating an operating system is crucial for patching security vulnerabilities and protecting the computer from malware.

• C. To protect your computer from mal-ware

55. What does an operating system do?
An operating system performs all of these functions: managing memory, files, and applications.

• D. All of the above

56. Is an object which has been placed into the orbit by human endeavor in ether to improve sending radio, telephone and internet signal to any part of the world.
A satellite is an artificial object launched into orbit to facilitate global communication, including radio, telephone, and internet signals.

• C. Satellite

57. The ICT application which help to resolve road congestion at junction is...
Traffic lights are an ICT application used to control traffic flow and reduce congestion at road junctions.

• D. traffic light

58. Identify an operating system from the following soft-ware.
Linux is a well-known open-source operating system. The other options are application software.

• D. Linux

59. Which of the following source If information is received by the user in visual mode only.
A photograph provides information purely through visual means.

• C. photograph

60. Which os these devices are used for output operation except
A keyboard is an input device, used to enter data into a computer. Monitors, printers, and speakers are output devices.

• D. keyboard