Computer Knowledge

Computer Memory and Storage

2,477 Questions

Computer memory and storage questions test foundational knowledge of hardware, cache mapping, and data transfer mechanisms. Key areas include Direct Memory Access, analog recording, and RAID levels. This section is essential for candidates preparing for banking and government computer proficiency tests.

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Computer Memory and Storage Questions

Multiple choice

What is the default storage class for objects in Cloud Storage?

  1. STANDARD

  2. DURABLE_REDUCED_AVAILABILITY

  3. REGIONAL

  4. COLDLINE
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The default storage class for objects in Cloud Storage is STANDARD, which provides durable and highly available storage for frequently accessed data.

Multiple choice

Which storage class is designed for long-term, infrequently accessed data?

  1. STANDARD

  2. DURABLE_REDUCED_AVAILABILITY

  3. REGIONAL

  4. COLDLINE
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The COLDLINE storage class is designed for long-term, infrequently accessed data and provides the lowest storage cost.

Multiple choice

What is the maximum object size allowed in Cloud Storage?

  1. 5 GB

  2. 10 GB

  3. 50 GB

  4. 100 GB
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The maximum object size allowed in Cloud Storage is 5 GB.

Multiple choice

Which storage class is designed for storing data that requires high durability and availability?

  1. STANDARD

  2. DURABLE_REDUCED_AVAILABILITY

  3. REGIONAL

  4. COLDLINE
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The REGIONAL storage class is designed for storing data that requires high durability and availability and provides the highest level of data protection.

Multiple choice

What is the minimum number of copies of an object that are stored in Cloud Storage?

  1. 1

  2. 2

  3. 3

  4. 4
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cloud Storage stores a minimum of three copies of each object across multiple locations to ensure durability and availability.

Multiple choice

Which storage class is designed for storing data that is accessed frequently?

  1. STANDARD

  2. DURABLE_REDUCED_AVAILABILITY

  3. REGIONAL

  4. COLDLINE
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The STANDARD storage class is designed for storing data that is accessed frequently and provides the best performance and lowest latency.

Multiple choice

What is the maximum number of versions of an object that can be stored in Cloud Storage?

  1. 10

  2. 25

  3. 50

  4. 100
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Cloud Storage allows you to store up to 100 versions of an object, including the live version.

Multiple choice

Which storage class is designed for storing data that is rarely accessed?

  1. STANDARD

  2. DURABLE_REDUCED_AVAILABILITY

  3. REGIONAL

  4. COLDLINE
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The COLDLINE storage class is designed for storing data that is rarely accessed and provides the lowest storage cost.

Multiple choice

What is the default retention period for objects in Cloud Storage?

  1. 30 days

  2. 60 days

  3. 90 days

  4. 120 days
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The default retention period for objects in Cloud Storage is 30 days.

Multiple choice

Which storage class is designed for storing data that is accessed infrequently but requires high durability?

  1. STANDARD

  2. DURABLE_REDUCED_AVAILABILITY

  3. REGIONAL

  4. COLDLINE
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The DURABLE_REDUCED_AVAILABILITY storage class is designed for storing data that is accessed infrequently but requires high durability and provides a lower storage cost than the STANDARD storage class.

Multiple choice

What is the maximum retention period for objects in Cloud Storage?

  1. 1 year

  2. 2 years

  3. 3 years

  4. 4 years
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The maximum retention period for objects in Cloud Storage is 4 years.

Multiple choice

Which storage class is designed for storing data that is accessed frequently and requires high durability?

  1. STANDARD

  2. DURABLE_REDUCED_AVAILABILITY

  3. REGIONAL

  4. COLDLINE
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The REGIONAL storage class is designed for storing data that is accessed frequently and requires high durability and provides the highest level of data protection.

Multiple choice

What is the minimum retention period for objects in Cloud Storage?

  1. 1 day

  2. 7 days

  3. 14 days

  4. 30 days
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The minimum retention period for objects in Cloud Storage is 1 day.

Multiple choice

Which storage class is designed for storing data that is accessed infrequently and requires high durability?

  1. STANDARD

  2. DURABLE_REDUCED_AVAILABILITY

  3. REGIONAL

  4. COLDLINE
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The DURABLE_REDUCED_AVAILABILITY storage class is designed for storing data that is accessed infrequently and requires high durability and provides a lower storage cost than the STANDARD storage class.

Multiple choice

What is the maximum number of objects that can be stored in a single Cloud Storage bucket?

  1. 100,000

  2. 1,000,000

  3. 10,000,000

  4. 100,000,000
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The maximum number of objects that can be stored in a single Cloud Storage bucket is 100,000,000.