1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Afina-wow [57]
3 years ago
11

Charles and Irene are editors at a content development firm. Both of​ them, unknowingly, are working on the same copy of the ann

ual report. Irene finishes editing the report and saves her​ copy; Charles saves his report an hour after Irene.​ Charles's report replaces​ Irene's, and her changes are lost. This is an example of which kind of database​ problem?
Biology
1 answer:
Keith_Richards [23]3 years ago
6 0

Answer:

lost-update program

Explanation:

Based on the information provided within the question it can be said that this is an example of the database problem known as lost-update program. This term refers to when more than one individual is attempting to update a database entry within the same column and same row, at the same time. This causes the first entry that was saved by the system to be completely overwritten and lost. Such as what happened to Irene's report since it was saved first and then overwritten by Charle's report.

You might be interested in
The human infant spends about half of its sleep time in rem. What is the understanding of why this is the case?
Molodets [167]

This occurs because REM sleep may provide at least part of the stimulation necessary to correctly develope the immature brain of infants.

REM sleep provides the electrical activity necessary to establish neural connections that include the  development of synapses in the brain. These neurological process enables development of sensory, motor, learning and memory system.


4 0
3 years ago
Match the following.
lianna [129]

Answer:

The correct match is given below:

Explanation:

  1. A flower containing a pistil, stamen, calyx, and corolla – Complete flower. When a flower consists of essential whorls pistil and stamen and accessory whorls calyx and corolla, the flower is said to be complete.
  2. The collective term for the petals of a flower- Corolla. The corolla is a accessory whorl which consist s of its unit called petal.
  3. It has pistils, but no stamens - Female flower. A flower with only pistil is called unisexual pistillate flower.
  4. A stalk which supports the anther – Filament. A typical stamen consists of an anther, connective and a filament.
  5. A flower that lacks one or more of the following parts: pistil, stamen, calyx, or corolla corolla.—Incomplete flower. A flower which lacks any of the essential or accessory whorl is called incomplete flower.
  6. A flower that has male parts only – Male flower.  A flower with only stamen is called unisexual staminate flower.
  7. A spore produced by meiosis – Meiospores. Spores can produced by mitosis or meiosis. If it is produced as a result of mitosis it is said to be mitospores.    

5 0
4 years ago
A leaf in which small veins extend outward from a single main veins has what type of ventaion?
e-lub [12.9K]
Well...This might helps <span>Parallel venation is characteristic of monocots, the veins are usually parallel to each other along the length of the leaf. </span>
Pinnate venation is the veins are in a branching pattern, characterized by one major vein(called midrib) with smaller veins extending outward from it.
<span>Palmate venation is characterized by two or more major veins extending outward from one point like the fingers extending form the palm of a hand</span>
8 0
4 years ago
In a certain type of plant, green seeds are dominant to yellow seeds.A homozygous plant with green seeds is crossed with a plant
worty [1.4K]

Answer:

Genotype- 100% Gg

     Purebred-Dominant: 0%

     Purebred-Recessive: 0%

     Hybrid-Dominant: 100%

Phenotype- 100% Green

     Dominant-100%

     Recessive-0%

3 0
3 years ago
Which class of macromolecules is primarily used as rapidly available energy sources by living thing?
Dmitry_Shevchenko [17]

Answer:

The correct answer is - carbohydrates.

Explanation:

The four significant groups of macromolecules found in living beings are carbohydrates, lipids, nucleic acids, and proteins. carbohydrates comprised of carbon, hydrogen, and oxygen molecules, generally in a proportion of 1 : 2 : 1.

Living things use carbohydrates as their main form of energy.  Carbohydrates are a class of macromolecules is essentially utilized as a quickly accessible energy source by living things.

Thus, the correct answer is - carbohydrates.

7 0
3 years ago
Other questions:
  • Which is a disadvantage of using DNA technology?
    8·2 answers
  • Explain how knowing the half-life o carbon 14 can tell scientists the absolute age of a rock sample
    5·1 answer
  • What is a phenotype?
    14·2 answers
  • A patient with which type of burn should always get professional medical help?
    15·1 answer
  • Chemical weathering is the breakdown of rocks, soils, and minerals through _______.
    8·1 answer
  • Which of the following would cause the molecules in matter to change?
    9·1 answer
  • Both bacteria and viruses
    13·2 answers
  • What effects genetic variation and environmental factors have on organisms
    10·1 answer
  • PLEASE HELP I’m begging
    8·1 answer
  • Investigators interested in studying the activation of apoptosis inject cytochrome c into the cytosol of two types of mammalian
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!